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(MCI o(c&OV1's b-e&)
Volume IIIB
10 -Year, 20 -Year, and 100 =Year Storm
Rational Method Analysis
.. Y for
East of Madison, LLC
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IN � ,� , 80 -955 Avenue 52
J� �' 111 -R La Quinta, CA 92253
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"Consultants, Inc.
7595 Irvine Center Drive, Suite 130
Irvine, CA 92618
..949.453.011.1
- t4ktder the supervLs4gn of-
Jeremy W. Patapoff, P.E.
pate prepared.
February 7, 2006
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TABLE OF CONTENTS
I. INTRODUCTION ......................................................... ..............................1
II. METHODOLOGY ........................................................ ............................1 -2
III. STORM WATER RUNOFF ANALYSIS ............................. ..............................2
IV. STORM DRAIN HYDRAULICS ....................................... ..............................4
V. BIBLIOGRAPHY ......................................................... ..............................5
TECHNICAL APPENDIX
10 -YEAR STORM ANALYSIS
20 -YEAR STORM ANALYSIS
100 -YEAR STORM ANALYSIS
WSPG OUTPUT
CATCH BASIN SIZING
STREET CROSS- SECTION CAPACITY.
RIVERSIDE COUNTY FLOOD CONTROL PLATES
HYDROLOGY MAP
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I. INTRODUCTION
The purpose of this report is to present the hydrology and hydraulic analysis for the 10 -year, 20-
year and 100 -year storm water discharge for proposed Madison Street and tributary areas;
Hideaway Resort (Tract 29894) and Madison Club (Tract 33076), including additional runoff
from Avenue 52. The project area is proposed Madison Street located in the City of La Quinta,
California and is bounded by Avenue 52 (North) and Avenue 54 (South). The proposed street
and adjacent landscape will consist of approximately 26.0 acres. This report is specific to
proposed Madison Street only, for additional references for the complete system analysis,
reference "Hydrology Report - Madison Club 100 Year Storm Volume and Storage Analysis"
(Vol. I), "Hydrology and Hydraulics Study for Madison Club Golf' (Vol. II) and "Hydrology and
Hydraulic Study for The Hideaway Resort" submitted separately.
This report is intended to accompany the "Off -Site Storm Drain Improvement Plans for Madison
Street" plans as Vol. IIIB. The reference report is the "Hydrology Report - Madison Club 100 -
Year Storm Volume and Storage Analysis" (Vol. I), was submitted with the "Mass Grading and
Perimeter Wall Plans" and addressed the necessary storage volume to retain all off -site and on-
site runoff generated by the largest 100 -year 24 -hour event based on the Synthetic Unit
Hydrograph method for Madison Club. This report will cover each storm drain main line, which
will include lateral sizing, catch basin sizing, street capacity and compliance with the City's "first
flush" requirement.
This report is intended to provide a comprehensive analysis of Madison Street peak storm runoff
volumes and how they are conveyed to retention areas (lakes) within Madison Club and
Hideaway sites. Specifically, this report will substantiate the "Off -Site Storm Drain Improvement
Plans for Madison Street" design plans, which will show the catch basin and storm drain pipe
system only.
II. METHODOLOGY
Madison Club (on -site) and its perimeter streets (off -site) are hydrologically isolated. All runoff
within the project and a portion of the perimeter streets will be stored on -site. Within the site
there are seven lakes and two low points. Although each watershed drains to a lake or low point
within the golf course, only four of the seven lake features serves as the project's ultimate storage
devices. Each watershed area drains by way of storm drains through the golf course to these four
lakes. From these four lakes the water is discharged to on -site dry wells. These dry wells are
intended to remove water from the site over time and are not considered part of the routing
analysis. The hydrology map in the Technical Appendix shows the delivery system in each
watershed area to the adjacent lake for storage. The reports titled "Hydrology Report - Madison
Club 100 -Year Storm Volume and Storage Analysis" and "Hydrology and Hydraulics Study for
Madison Club Golf' provide the analysis for the storage and routing mentioned.
In this report, watershed areas were modeled according to the Riverside County Flood Control
and Water Conservation District's (RCFC &WCD) Hydrology Manual. Sub areas were created to
represent catch basin collection areas within each watershed. A storm drain line was sized and
will be constructed in each sub -area to convey the peak 100 -year storm runoff to a storage basin
(lake). All runoff within a sub area is intended to flow towards a catch basin, enter the storm
drain pipelines to be conveyed to the respective storage basin (lake).
1
The peak storm flow discharge rates from the sub -areas were calculated with integrated rational
method /unit hydrograph method hydrology software available from Advanced Engineering
Software (AES), Version 2001, based on the (RCFC &WCD) Hydrology Manual. The software
was used to analyze the peak discharges generated by a 10 -year, 20 -year and a 100 -year
frequency storm. During analysis, conservative C- values were used (Approximately 0.83 -0.84)
for the rational method analysis of the landscaped and street areas. Street flow time was included,
and the times of concentration and peak runoffs in this report are conservative based on the
assumed C- values. The soil group classified for the project area is type `B" soil. Rainfall
intensity values were developed from the slope of the intensity duration curves RCFC &WCD
Hydrology Manual figure D -4.6.
Pipe hydraulic calculations were performed using the Water Surface Pressure Gradient (WSPG)
Software. WSPG software, authorized by CIVILDESIGN Corporation, is based upon the
Manning equation for conduit and channel flow, incorporating principles of continuity and
conservation of energy. Street capacities and catch basin sizing were calculated using AES
software. Curb inlet capacities were based on the Bureau of Public Roads nomograph plots for
flow -by and sump basins.
III. STORM WATER RUNOFF ANALYSIS
Reference the Hydrology Map in the Technical Appendix for relevant analysis information for
sub - areas, catch basins and other hydrologic information for the storm water runoff analysis. .
To analyze proposed Madison Street, it was divided into four (4) main storm drain discharge
systems: Hideaway, 3A, 5A and 6A (Lines 3A, 5A and 6A are part of the Madison Golf Storm
Drain Backbone System). Each catch basin within these areas received a sub -area to analyze its
respective flow. All storm drain pipe line sizing was estimated from AES and then confirmed
with the HGL data from WSPG.
The Northwest portion of proposed Madison Street has the responsibility of containing the storm
water runoff from the Southern half of Avenue 52 flowing from Jefferson Street to proposed
Madison Street, reference "Hydrology and Hydraulic Study for the Hideaway Resort". This
provides an additional 9.55 CFS in a 100 -year storm event and 5.34 CFS in a 10 -year storm
event. This runoff and the portion of street flow on the Northwest portion of proposed Madison
Street is designed to flow into the Hideaway resort. The three (3) remaining main storm drain
lines flow into Madison Club to retention basins (Lakes B and C).
The following table is a summary of the results of the hydrology analysis for each main storm
drain line including: catch basin number, tributary sub -area, tributary surface area, and sub -area
100 -year flow (Qloo)•
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Table 1: 100 Year Distribution of Flow
Catch Basin #
Storm Drain Line
Tributary
Sub -Area
Tributary
Surface Area
Sub -Area
Qioo
1
Line 6C
*
*
0.25 CFS*
2
Line 6A
3 -5
3.08 Acres
13.68 CFS
3
Line 6B
3 -4
3.51 Acres
13.39 CFS
4
Line 5C
3 -3
0.71 Acres
2.69 CFS
5
Line 5D
3 -2
3.40 Acres
11.42 CFS
6
Line 5A
3 -1
0.51 Acres
2.06 CFS
7
Line 3C
2 -6
2.97 Acres
10.24 CFS
8
Line 3D
2 -7
1.44 Acres
4.76 CFS
9
Line 3E
2 -5
1.52 Acres
6.15 CFS
10
Line 3F
2 -4
2.23 Acres
9.02 CFS
11
Line 3A
2 -3
4.18 Acres
13.27 CFS
12
Line Hideaway
Lateral
2 -2
1.34 Acres
5.57 CFS
13
Line Hideaway
Main
2 -1
1.15 Acres
14.16 CFS
TOTAL
106.66 CFS
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The following table is a summary of the catch basin sizes that were determined from the 100 -year
storm water runoff estimate. Part of the criteria of the catch basin sizing was the following: flow
could not exceed right of way, must maintain one operating lane of traffic in each direction, and a
flow -by catch basin would accept approximately 75% of the flow.
Table 2: Catch Basin Summary
Node
#
Catch
Basin
#
Storm
Drain Line
Type
Inflow
Flow -By
Gutter
Flow
Depth
Inlet
Length
-
1
Line 6C
Sump
0.25 CFS
-
0.15 FT
4.0 FT
40
2
Line 6A
Sump
13.68 CFS
-
0.66 FT
9.0 FT
36
3
Line 6B
Sump
13.39 CFS
-
0.60 FT
10.0 FT
33
1 4
Line 5C
Sump
2.69 CFS
-
0.38 FT
4.0 FT
30
5
Line 5D
Sump
11.42 CFS
-
0.61 FT
8.0 FT
26
6
Line 5A
Sump
2.06 CFS
-
0.36 FT
4.0 FT
24
7
Line 3C
sump
10.24 CFS
-
0.60 FT
8.0 FT
21
8
Line 3D
Sump
4.76 CFS
-
0.45 FT
6.0 FT
18
9
Line 3E
Sump
6.15 CFS
-
0.43 FT
8.0 FT
14
10
Line 3F
Sump
12.57 CFS
-3.55*
0.55 FT
10.0 FT
10
11
Line 3A
Flow-by
9.72 CFS
3.55*
0.55 FT
14.0 FT
6
12
Line
Hideaway
Lateral
Flow -by
9.02 CFS
-3.45*
0.49 FT
19.0 FT
3
13
Line
Hideaway
Main
Flow -by
10.71 CFS
3.45*
0.60 FT
14.0 FT
TOTAL
106.66 CFS
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IV. STORM DRAIN HYDRAULICS
The hydraulic analysis was performed utilizing WSPG software to establish the designed pipe
line sizes for all mainlines and laterals to convey water from each respective sub -area to the
storage basins (lakes). The WSPG software created an HGL that was capable of being placed in
the profile section of the design plans utilizing the 100 -year water surface of the storage basins
(lakes). The Hideaway mainline connects into the existing system at the Hideaway Resort. The
100 -year HGL was obtained from the design plans of the Hideaway Resort and represented the
100 -year water surface elevation for analysis. The Software incorporated all manholes, junctions,
horizontal curves and vertical bends in the analysis. The output reports can be found in the
Technical Appendix for reference.
Note: All supporting documentation is located in the Technical Appendix of this report for
reference.
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V. BIBLIOGRAPHY
1. Riverside County Flood Control and Water Conservation District Hydrology Manual
(April 1978).
2. Hydrology Report Madison Club 100 -Year Storm Volume -and Storage Analysis
(March 29, 2005).
3. Hydrology and Hydraulics Study for Madison Club (Golf) (March 24, 2005).
4. Hydrology and Hydraulic Study for The Hideaway Resort (June 2003).
E
TECJ-tMaALAPPENPIX
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LINEHID10.TXT
RATIONAL METHOD HYDROLOGY COMPUTER PROGRAM BASED ON
RIVERSIDE COUNTY FLOOD CONTROL & WATER CONSERVATION DISTRICT
(RCFC &WCD) 1978 HYDROLOGY MANUAL
(c) Copyright 1982 -2004 Advanced Engineering Software (aes)
(Rational Tabling version 6.OD)
Release Date: 01/01/2004 License ID 1566
Analysis prepared by:
RCE Consultants
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'• DESCRIPTION OF STUDY
• MADISON CLUB 10 YEAR ANALYSIS
• MADISON STORM DRAIN LINE HIDEAWAY (2A -1, 2A -2)
• MAY 25, 2005
..'; it ire.. wit �•�i.'.r•!;'.; &��i; �'.. .. .; :r'.r it �.. .. �•:k' rick ' ...............�•�k'........ .. 'r ir�:r i.•�:r�.. .. .. .. .. .. 'r' ,, .. .. i•�'. 'r �r i;'.t
FILE NAME:.LINEHID.DAT
TIME /DATE OF STUDY: 10:15 05/25/2005
---------------------------------------------------------------------- - - - - --
USER SPECIFIED HYDROLOGY AND HYDRAULIC MODEL INFORMATION:
----------------------------------------------------------------------------
USER SPECIFIED STORM EVENT(YEAR) = 10.00
SPECIFIED MINIMUM PIPE SIZE(INCH) = 18.00
SPECIFIED PERCENT OF GRADIENTS(DECIMAL) TO USE
FOR FRICTION SLOPE
= 0.95
10 -YEAR STORM 10- MINUTE INTENSITY(INCH /HOUR) =
2.830
10 -YEAR STORM 60- MINUTE INTENSITY(INCH /HOUR) =
1.000
100 -YEAR STORM 10- MINUTE INTENSITY(INCH /HOUR)
= 4.520
100 -YEAR STORM 60- MINUTE INTENSITY(INCH /HOUR)
= 1.600
SLOPE OF 10 -YEAR INTENSITY - DURATION CURVE = 0.5805893
SLOPE OF 100 -YEAR INTENSITY - DURATION CURVE =
0.5796024
COMPUTED RAINFALL INTENSITY DATA:
STORM EVENT = 10.00 1 -HOUR INTENSITY(INCH /HOUR)
= 1.010
SLOPE OF INTENSITY DURATION CURVE = 0.5806
RCFC &WCD HYDROLOGY MANUAL "C "- VALUES USED FOR
RATIONAL METHOD
NOTE: COMPUTE CONFLUENCE VALUES ACCORDING TO RCFC
&WCD HYDROLOGY MANUAL
AND IGNORE OTHER CONFLUENCE COMBINATIONS.FOR
DOWNSTREAM ANALYSES
•USER- DEFINED STREET - SECTIONS FOR COUPLED PIPEFLOW
AND STREETFLOW
MODEL*
HALF- CROWN TO STREET- CROSSFALL: CURB
GUTTER - GEOMETRIES:
MANNING
WIDTH CROSSFALL IN- / OUT- /PARK- HEIGHT
WIDTH LIP HIKE
FACTOR
NO. (FT) (FT) SIDE / SIDE/ WAY (FT)
(FT) (FT) (FT)
(n)
1 30.0 20.0 0.018/0.018/0.020 0.67
2.00 0.0313 0.167
0.0150
2 43.0 38.0 0.020/0.020/0.020 0.67
2.00 0.0313 0.167
0.0150
GLOBAL STREET FLOW -DEPTH CONSTRAINTS:
1. Relative Flow -Depth = 1.00 FEET
as (Maximum Allowable street Flow Depth) - (Top -of -Curb)
2. (Depth) *(Velocity) constraint = 6.0 (FT*F-r/S)
'SIZE PIPE WITH A FLOW CAPACITY GREATER THAN
OR EQUAL TO THE UPSTREAM TRIBUTARY PIPE
.... �• �: � ............................................ ���- �- �����• �• ���.. �• ���.. ......���.,..............�:� -ir it w•.'�. iron n•n i.•.'�.n w•.'�.
FLOW PROCESS FROM NODE 1.00 TO NODE 2.00 IS CODE = 21
----------------------------------------------------------------------------
» »> RATIONAL METHOD INITIAL SUBAREA ANALYSIS ««<
- ---- - - - - --
Page 1
LINEHID10.TXT
ASSUMED INITIAL SUBAREA UNIFORM
DEVELOPMENT IS CONDOMINIUM
TC = K *[(LENGTH *3) /(ELEVATION CHANGE)] *.2
INITIAL SUBAREA FLOW- LENGTH(FEET) = 76.90
UPSTREAM ELEVATION(FEET) = 1009.48
DOWNSTREAM ELEVATION(FEET) = 1008.80
ELEVATION DIFFERENCE(FEET) = 0.68
TC = 0.359[( 76.90 * *3) /( 0.68)] '='.2 = 5.253
10 YEAR RAINFALL INTENSITY(INCH /HOUR) = 4.154
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8366
SOIL CLASSIFICATION IS "B"
SUBAREA RUNOFF(CFS) = 0.44
TOTAL AREA(ACRES) = 0.13 TOTAL RUNOFF(CFS) = 0.44
FLOW PROCESS FROM NODE 2.00 TO NODE 3.00 IS CODE = 62
----------------------------------------------------------------------------
»» >COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA « «<
» » >( STREET TABLE SECTION # 2 USED) « «<
------------------------------------- -------------
UPSTREAM ELEVATION(FEET) = 1008.80 DOWNSTREAM ELEVATION(FEET) = 1005.96
STREET LENGTH(FEET) = 523.10 CURB HEIGHT(INCHES) = 8.0
STREET HALFWIDTH(FEET) = 43.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 38.00
INSIDE STREET. CROSSFALL(DECIMAL) = 0.020
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.020
SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1
STREET PARKWAY CROSSFALL(DECIMAL) = 0.020
Manning'S FRICTION FACTOR for Streetflow Section(curb -to -curb) = 0.0150
Manning'S FRICTION FACTOR for Back -of -walk Flow Section = 0.0200
*''TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS)' = 1.62
STREETFLOW MODEL RESULTS USING ESTIMATED FLOW:
STREET FLOW DEPTH(FEET) = 0.34
HALFSTREET FLOOD WIDTH(FEET) = 8.97
AVERAGE FLOW VELOCITY(FEET /SEC.) = 1.63
PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 0.55
STREET FLOW TRAVEL TIME(MIN.) = 5.35 Tc(MIN.) = 10.60
10 YEAR RAINFALL INTENSITY(INCH /HOUR) = 2.763
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8134
SOIL CLASSIFICATION IS "B"
c-B* 13
SUBAREA AREA(ACRES) = 1.03 SUBAREA RUNOFF(CFS) = 2.31
TOTAL AREA(ACRES) = 1.15 PEAK FLOW RATE(CFS) = 2.75 +
END OF SUBAREA STREET FLOW HYDRAULICS:
DEPTH(FEET) = 0.39 HALFSTREET FLOOD WIDTH(FEET) = 11.42
FLOW VELOCITY(FEET /SEC.) = 1.84 DEPTH *VELOCITY(FT *FT /SEC.) = 0.71
LONGEST FLOWPATH FROM NODE 1.00 TO NODE 3.00 = 600.00 FEET.
FLOW PROCESS FROM NODE 3.00 TO NODE 4.00 IS CODE = 31
----------------------------------------------------------------------------
» » >COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA « «<
»»> USING COMPUTER - ESTIMATED PIPESIZE (NON- PRESSURE FLOW)« «< '
- ------------------------ -- ------------------
ELEVATION DATA: UPSTREAM(FEET) = 1000.96 DOWNSTREAM(FEET) = 997.95
FLOW LENGTH(FEET) = 512.60 MANNING'S N = 0.013
ESTIMATED PIPE DIAMETER(INCH) INCREASED TO 18.000
DEPTH OF FLOW IN 18.0 INCH PIPE IS 7.4 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 4.05
ESTIMATED PIPE DIAMETER(INCH) = 18.00 NUMBER OF PIPES = 1
Page 2
LINEHID10.TXT
PIPE- FLOW(CFS) = 2.75
PIPE TRAVEL TIME(MIN.) = 2.11 TC(MIN.) = 12.71
LONGEST FLOWPATH FROM NODE 1.00 TO NODE 4.00 = 1112.60 FEET.
FLOW PROCESS FROM NODE 4.00 TO NODE 4.00 IS CODE = 1
---------- 7 -----------------------------------------------------------------
» »>DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE « «<
----------------------------------------------------------------------------
----------------------------------------------------------------------------
TOTAL NUMBER OF STREAMS = 2
CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 1 ARE:
TIME OF CONCENTRATION(MIN.) = 12.71
RAINFALL INTENSITY(INCH /HR) = 2.49
TOTAL STREAM AREA(ACRES) = 1.15
PEAK FLOW RATE(CFS) AT CONFLUENCE = 2.75
FLOW PROCESS FROM NODE 3.00 TO NODE 5:00 IS CODE = 21
----------------------------------------------------------------------------
» » >RATIONAL METHOD INITIAL SUBAREA ANALYSIS« «<
ASSUMED INITIAL SUBAREA UNIFORM
DEVELOPMENT IS CONDOMINIUM
TC = K *[(LENGTH' *3) /(ELEVATION CHANGE)] **.2
INITIAL SUBAREA FLOW- LENGTH(FEET) = 70.10
UPSTREAM ELEVATION(FEET) = 1005.96
DOWNSTREAM ELEVATION(FEET) = 1005.59
ELEVATION DIFFERENCE(FEET) = 0.37
TC = 0.359 *[( 70.10**3)/( 0.37)1* *.2 = 5.612
10 YEAR RAINFALL INTENSITY(INCH /HOUR) = 3.997
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8346
SOIL CLASSIFICATION IS "B"
SUBAREA RUNOFF(CFS) = 0.45
TOTAL AREA(ACRES) = 0.14 TOTAL RUNOFF(CFS) = 0.45
FLOW PROCESS FROM NODE 5.00 TO NODE 6.00 IS CODE = 62
----------------------------------------------------------------------------
» » >COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA « «<
»» >( STREET TABLE SECTION # 2 USED) « «<
----------------------------------- - - - - -- -- - -----
UPSTREAM ELEVATION(FEET) = 1005.59 DOWNSTREAM ELEVATION(FEET) = 1003.15
STREET LENGTH(FEET) = 412.60 CURB HEIGHT(INCHES) = 8.0
STREET HALFWIDTH(FEET) = 43.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 38.00
INSIDE STREET CROSSFALL(DECIMAL) = 0.020
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.020
I•�
SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1
STREET PARKWAY CROSSFALL(DECIMAL) = 0.020
Manning'S FRICTION FACTOR for Streetflow Section(curb -to -curb) = 0.0150
Manning'S FRICTION FACTOR for Back -of -walk Flow Section = 0.0200
**TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 1.92
STREETFLOW MODEL RESULTS USING ESTIMATED FLOW:
STREET FLOW DEPTH(FEET) = 0.35
HALFSTREET FLOOD WIDTH(FEET) = 9.49
AVERAGE FLOW VELOCITY(FEET /SEC.) = 1.76
PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 0.61
STREET FLOW TRAVEL TIME(MIN.) = 3.91 TC(MIN.) = 9.53
10 YEAR RAINFALL INTENSITY(INCH /HOUR) = 2.940
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8172
Page 3
1
LINEHID10.TXT
SOIL CLASSIFICATION IS "B"
SUBAREA AREA(ACRES) = 1.20 SUBAREA RUNOFF(CFS) = 2.89
TOTAL AREA(ACRES) = 1.34 PEAK FLOW RATE(CFS) = 3.34 (�•g• ��-
END OF SUBAREA STREET FLOW HYDRAULICS:
DEPTH(FEET) = 0.40 HALFSTREET FLOOD WIDTH(FEET) = 12.24
FLOW VELOCITY(FEET /SEC.) = 1.98 DEPTH*VELOCITY(FT*FT /SEC.) = 0.80
LONGEST FLOWPATH FROM NODE 3.00 TO NODE 6.00 = 482.70 FEET.
FLOW PROCESS FROM NODE - - - - -- 6_00 -TO -NODE 4.00 IS CODE = 31
---------------------- -----------------------------------
» »> COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA««<
» » >USING COMPUTER- ESTIMATED PIPESIZE (NON- PRESSURE FLOW) « «<
ELEVATION DATA: UPSTREAM(FEET) = 998.15 DOWNSTREAM(FEET) = 997.95
FLOW LENGTH(FEET) = 40.30 MANNING'S N = 0.013
ESTIMATED PIPE DIAMETER(INCH) INCREASED TO 18.000
DEPTH OF FLOW IN 18.0 INCH PIPE IS 8.6 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 4.00
ESTIMATED PIPE DIAMETER(INCH) = 18.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 3.34
PIPE TRAVEL TIME(MIN.) = 0.17 TC(MIN.) = 9.69
LONGEST FLOWPATH FROM NODE 3.00 TO NODE 4.00 = 523.00 FEET.
FLOW PROCESS FROM NODE 4.00 TO- NODE - - - - -- 4_00 -IS -CODE = 1
» » >DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE « «<
»»>AND COMPUTE VARIOUS CONFLUENCED STREAM VALUES « «<
�WARNING�
IN THIS COMPUTER PROGRAM, THE CONFLUENCE VALUE USED IS BASED
ON THE RCFC &WCD FORMULA OF PLATE D -1 AS DEFAULT VALUE. THIS FORMULA
WILL NOT NECESSARILY RESULT IN THE MAXIMUM VALUE OF PEAK FLOW.
TOTAL NUMBER OF STREAMS = 2
OF CONCENTRATION RATIO
2 STREAMS.
PEAK
CONFLUENCE VALUES USED FOR INDEPENDENT
STREAM
2 ARE:
STREAM
NUMBER
TIME OF CONCENTRATION(MIN.) =
9.69
1
RAINFALL INTENSITY(INCH /HR) =
2.91
2
TOTAL STREAM AREA(ACRES) =
1.34
PEAK FLOW RATE(CFS) AT CONFLUENCE
= 3.34
CONFLUENCE DATA *=
STREAM RUNOFF TC
INTENSITY
AREA
NUMBER (CFS) (MIN.)
(INCH /HOUR)
(ACRE)
1 2.75 12.71
2.487
1.15
i
2 3.34 9.69
2.910
1.34
�WARNING�
IN THIS COMPUTER PROGRAM, THE CONFLUENCE VALUE USED IS BASED
ON THE RCFC &WCD FORMULA OF PLATE D -1 AS DEFAULT VALUE. THIS FORMULA
WILL NOT NECESSARILY RESULT IN THE MAXIMUM VALUE OF PEAK FLOW.
COMPUTED CONFLUENCE ESTIMATES ARE AS FOLLOWS:
PEAK FLOW RATE(CFS) = 5.43 TC(MIN.) _
TOTAL AREA(ACRES) = 2.49
LONGEST FLOWPATH FROM NODE 1.00 TO NODE
Page 4
I
4.00 = 1112.60 FEET.
RAINFALL INTENSITY AND TIME
CONFLUENCE FORMULA USED FOR
OF CONCENTRATION RATIO
2 STREAMS.
PEAK
FLOW RATE TABLE
STREAM
NUMBER
RUNOFF TC
(CFS) (MIN.)
INTENSITY
(INCH /HOUR)
1
5.43 9.69
2.910
2
5.60 12.71
2.487
COMPUTED CONFLUENCE ESTIMATES ARE AS FOLLOWS:
PEAK FLOW RATE(CFS) = 5.43 TC(MIN.) _
TOTAL AREA(ACRES) = 2.49
LONGEST FLOWPATH FROM NODE 1.00 TO NODE
Page 4
I
4.00 = 1112.60 FEET.
1
1
LINEHID10.TXT
-- FLOW - PROCESS - FROM- NODEA - - - -- 4.00 -TO- NODE - - - - -- 7.00 -IS- CODE = 31
- -- ---- - - -h --
» »>COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA ««<
» » >USING COMPUTER- ESTIMATED PIPESIZE (NON- PRESSURE FLOW) ««<
ELEVATION DATA: UPSTREAM(FEET) = 997.95 DOWNSTREAM(FEET) 997.44
FLOW LENGTH(FEET) = 102.20 MANNING'S N = 0.013
DEPTH OF FLOW IN 18.0 INCH PIPE IS 11.6 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 4.50
ESTIMATED PIPE DIAMETER(INCH) = 18.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 5.43
PIPE TRAVEL TIME(MIN.) = 0.38 TC(MIN.) = 10.07
LONGEST FLOWPATH FROM NODE 1.00 TO NODE 7.00 = 1214.80 FEET.
END OF STUDY SUMMARY:
TOTAL AREA(ACRES) = 2.49 TC(MIN.) = 10.07
�- = =PEAK FLOW - RATE( CFS)5= 43__________ ___________ °___________________
-- - ---------------------------------------
END OF RATIONAL METHOD ANALYSIS
it
� i
I I
Page 5
LINE3AN10.TXT
RATIONAL METHOD HYDROLOGY COMPUTER PROGRAM BASED ON
RIVERSIDE COUNTY FLOOD CONTROL & WATER CONSERVATION DISTRICT
(RCFC &WCD) 1978 HYDROLOGY MANUAL
(c) Copyright 1982 -2004 Advanced Engineering Software (aes)
(Rational Tabling version 6.OD)
Release Date: 01/01/2004 License ID 1566
Analysis prepared by:
RCE Consultants
���•�:��� ��:��� �� DESCRIPTION OF STUDY
• MADISON CLUB 10 YEAR ANALYSIS
• MADISON STORM DRAIN LINE 3A NORTH (2A -3, 2A -4, 2A -5)
• MAY 25, 2005
FILE NAME: LINE3AN.DAT
TIME /DATE OF STUDY: 11:13 05/25/2005
USER SPECIFIED HYDROLOGY AND HYDRAULIC MODEL INFORMATION:
----------------------------------------------------------------------------
USER SPECIFIED STORM EVENT(YEAR) = 10.00
SPECIFIED MINIMUM PIPE SIZE(INCH) = 18.00
SPECIFIED PERCENT OF GRADIENTS(DECIMAL) TO USE
FOR FRICTION SLOPE
= 0.95
10 -YEAR STORM 10- MINUTE INTENSITY(INCH /HOUR) =
2.830
10 -YEAR STORM 60- MINUTE INTENSITY(INCH /HOUR) =
1.000
100 -YEAR STORM 10- MINUTE INTENSITY(INCH /HOUR)
= 4.520
100 -YEAR STORM 60- MINUTE INTENSITY(INCH /HOUR)
= 1.600
SLOPE OF 10 -YEAR INTENSITY - DURATION CURVE = 0.5805893
SLOPE OF 100 -YEAR INTENSITY - DURATION CURVE =
0.5796024
COMPUTED RAINFALL INTENSITY DATA:
STORM EVENT = 10.00 1 -HOUR INTENSITY(INCH /HOUR) = 1.010
SLOPE OF INTENSITY DURATION CURVE = 0.5806
RCFC &WCD HYDROLOGY MANUAL "C "- VALUES USED FOR
RATIONAL METHOD
NOTE: COMPUTE CONFLUENCE VALUES ACCORDING TO RCFC &WCD HYDROLOGY MANUAL
AND IGNORE OTHER CONFLUENCE COMBINATIONS
FOR DOWNSTREAM ANALYSES
USER- DEFINED STREET - SECTIONS FOR COUPLED PIPEFLOW
AND STREETFLOW
MODEL*
HALF- CROWN TO STREET- CROSSFALL: CURB
GUTTER- GEOMETRIES:
MANNING
WIDTH CROSSFALL IN- / OUT- /PARK- HEIGHT
WIDTH LIP HIKE
FACTOR
NO. (FT) (FT) SIDE / SIDE/ WAY (FT)
- -- - - - -- ---
(FT) (FT) (FT)
(n)
- - - - -- ----------- - - - - -- - - - - --
--- - - - -- --- - - - - -- ----------- - - - - -- - - - - --
1 30.0 20.0 0.018/0.018/0.020 0.67
- - - -- - - - - -- - - - --
- - - -- - - - - -- - - - --
2.00 0.0313 0.167
- - - - - --
- - - - - --
0.0150
2 43.0 38.0 0.020/0.020/0.020 0.67
2.00 0.0313 0.167
0.0150
GLOBAL STREET FLOW -DEPTH CONSTRAINTS:
1. Relative Flow -Depth = 1.00 FEET
as (Maximum Allowable street Flow Depth) - (Top -of -Curb)
2. (Depth) *(Velocity) Constraint = 6.0 (FT *FT /S)
•SIZE PIPE WITH A FLOW CAPACITY GREATER THAN
OR EQUAL TO THE UPSTREAM TRIBUTARY PIPE.*
FLOW PROCESS FROM NODE 8.00 TO NODE 9.00 IS CODE = 21
----------------------------------------------------------------------------
»»>RATIONAL METHOD INITIAL SUBAREA ANALYSIS « «<
----------------------------------------------------------------------------
----------------------------------------------------------------------------
Page 1
LINE3AN10.TXT
ASSUMED INITIAL SUBAREA UNIFORM
DEVELOPMENT IS CONDOMINIUM
TC = K *[(LENGTH=" *3) /(ELEVATION CHANGE)] * *.2
INITIAL SUBAREA FLOW- LENGTH(FEET) = 99.60
UPSTREAM ELEVATION(FEET) = 1008.98
DOWNSTREAM ELEVATION(FEET) = 1008.41
ELEVATION DIFFERENCE(FEET) = 0.57
TC = 0.359•[( 99.60 **3) /( 0.57)1**.2 = 6.355
10 YEAR RAINFALL INTENSITY(INCH /HOUR) = 3.719
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8308
SOIL CLASSIFICATION IS "B"
SUBAREA RUNOFF(CFS) = 0.92
TOTAL AREA(ACRES) = 0.30 TOTAL RUNOFF(CFS) = 0.92
FLOW PROCESS FROM NODE 9.00 TO NODE 10.00 IS CODE = 62
----------------------------------------------------------------------------
» » >COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA « «<
»» >(STREET.TABLE SECTION # 2 USED)« «<
----------------------------------------------------------------------------
----------------------------------------------------------------------------
UPSTREAM ELEVATION(FEET) = 1008.41 DOWNSTREAM ELEVATION(FEET) = 999.67
STREET LENGTH(FEET) = 1241.10 CURB HEIGHT(INCHES) = 8.0
STREET HALFWIDTH(FEET) = 43.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 38.00
INSIDE STREET CROSSFALL(DECIMAL) = 0.020
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.020
SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1
STREET PARKWAY CROSSFALL(DECIMAL) = 0.020
Manning'S FRICTION FACTOR for Streetflow Section(curb -to -curb) = 0:0150
Manning'S FRICTION FACTOR for Back -of -Walk Flow Section = 0.0200
"TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 4.48
STREETFLOW MODEL RESULTS USING ESTIMATED FLOW:
STREET FLOW DEPTH(FEET) = 0.43
HALFSTREET FLOOD WIDTH(FEET) = 13.35
AVERAGE FLOW VELOCITY(FEET /SEC.) = 2.27
PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 0.97
STREET FLOW TRAVEL TIME(MIN.) = 9.09 TC(MIN.) 15.45
10 YEAR RAINFALL INTENSITY(INCH /HOUR) = 2.220
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .7990
SOIL CLASSIFICATION IS "B"
SUBAREA AREA(ACRES) = 3.88 SUBAREA RUNOFF(CFS) = 6.89 �.��
TOTAL AREA(ACRES) = 4.18 PEAK FLOW RATE(CFS) = 7.80 C
END OF SUBAREA STREET FLOW HYDRAULICS:
DEPTH(FEET) = 0.50 HALFSTREET FLOOD WIDTH(FEET) = 16.84
FLOW VELOCITY(FEET /SEC.) = 2.58 DEPTH *VELOCITY(FT *FT /SEC.) = 1.28
LONGEST FLOWPATH FROM NODE 8.00 TO NODE 10.00 = 1340.70 FEET.
FLOW PROCESS FROM NODE 10.00 TO NODE 11.00 IS CODE = 31
----------------------------------------------------------------------------
» » >COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA ««<
»»> USING COMPUTER- ESTIMATED PIPESIZE (NON- PRESSURE FLOW) « «<
----------------------------------------------------------------------------
ELEVATION DATA: UPSTREAM(FEET) = 994.67 DOWNSTREAM(FEET) = 993.97
FLOW LENGTH(FEET) = 127.50 MANNING'S N = 0.013
DEPTH OF FLOW IN 21.0 INCH PIPE IS 12.7 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 5.12
ESTIMATED PIPE DIAMETER(INCH) = 21.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 7.80
Page 2
LINE3AN10.TXT
PIPE TRAVEL TIME(MIN.) = 0.42 TC(MIN.) = 15.86
LONGEST FLOWPATH FROM NODE 8.00 TO NODE 11.00 = 1468.20 FEET.
FLOW PROCESS FROM NODE 11.00 TO NODE 11.00 IS CODE = 1
----------------------------------------------------------------------------
»» >DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE ««<
----------------------------------------------------------------------------
TOTAL NUMBER OF STREAMS = 2
CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 1 ARE:
TIME OF CONCENTRATION(MIN.) = 15.86
RAINFALL INTENSITY(INCH /HR) = 2.19
TOTAL STREAM AREA(ACRES) = 4.18
PEAK FLOW RATE(CFS) AT CONFLUENCE = 7.80
ir'r :c k � ........ � '.r sY'..• i � .... 't �':.. „ ir'r it ir'.... '.c do ::.. 'c'r ':........ '. c'. c':... ......::r' ..................... �''.: � '.r � � ............ '.r'.....
FLOW PROCESS FROM NODE 12.00 TO NODE 13.00 IS CODE = 21
----------------------------------------------------------------------------
» » >RATIONAL METHOD INITIAL SUBAREA ANALYSIS « «<
--------------------------------------
ASSUMED INITIAL SUBAREA UNIFORM
DEVELOPMENT IS CONDOMINIUM
TC = K *[(LENGTH **3) /(ELEVATION CHANGE)] *.2
INITIAL SUBAREA FLOW- LENGTH(FEET) = 130.60
UPSTREAM ELEVATION(FEET) = 1003.48
DOWNSTREAM ELEVATION(FEET).= 1002.69
ELEVATION DIFFERENCE(FEET) = 0.79
TC = 0.359[( 130.60" *3) /( 0.79)] *.2 = 7.005
10 YEAR RAINFALL INTENSITY(INCH /HOUR) = 3.515
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8277
SOIL CLASSIFICATION IS "B"
SUBAREA RUNOFF(CFS) = 1.36
TOTAL AREA(ACRES) = 0.47 TOTAL RUNOFF(CFS) = 1.36
ir:r'.::c „ „i; is is ir: c�'. t: t��: ric 'c�..�ic',c�'.c....:c��sY'.r'.. is ic:cir': tic::: r::..: c :r'.....,......�•k'......�'e�.. .. .. .. .. .,�:c�.. ,, .. .. ., ..
FLOW PROCESS FROM NODE 13.00 TO NODE 14.00 IS CODE = 62
----------------------------------------------------------------------------
»» >COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA««<
» » >( STREET TABLE SECTION # 2 USED) ««<
- ------------------------------------ --------------
UPSTREAM ELEVATION(FEET) = 1002.69 DOWNSTREAM ELEVATION(FEET) = 999.08
STREET LENGTH(FEET) = 419.70 CURB HEIGHT(INCHES) = 8.0
STREET HALFWIDTH(FEET) = 43.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 38.00
INSIDE STREET CROSSFALL(DECIMAL) = 0.020
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.020
SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1
STREET PARKWAY CROSSFALL(DECIMAL) = 0.020
Manning'S FRICTION FACTOR for Streetflow Section(curb -to -curb) = 0.0150
Manning'S FRICTION FACTOR for Back -of -Walk Flow Section = 0.0200
"TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 3.42
STREETFLOW MODEL RESULTS USING ESTIMATED FLOW:
STREET FLOW DEPTH(FEET) = 0.39
HALFSTREET FLOOD WIDTH(FEET) = 11.35
AVERAGE FLOW VELOCITY(FEET /SEC.) = 2.31
PRODUCT OF DEPTH &VELOCITY(FT*FT /SEC.) = 0.89
STREET FLOW TRAVEL TIME(MIN.) = 3.02 TC(MIN.) = 10.03
10 YEAR RAINFALL INTENSITY(INCH /HOUR) = 2.854
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8154
SOIL CLASSIFICATION IS "B"
Page 3
A
1
LINE3AN10.TXT
SUBAREA AREA(ACRES) = 1.76 SUBAREA RUNOFF(CFS) = 4.10 g ��
TOTAL AREA(ACRES) = 2.23 PEAK FLOW RATE(CFS) = 5.46
END OF SUBAREA STREET FLOW HYDRAULICS:
DEPTH(FEET) = 0.44 HALFSTREET FLOOD WIDTH(FEET) = 13.94
FLOW VELOCITY(FEET /SEC.) = 2.56 DEPTH *VELOCITY(FT =FT /SEC.) = 1.12
LONGEST FLOWPATH FROM NODE 12.00 TO NODE 14.00 = 550.30 FEET.
.r ic�it i...�kir��•ir it i... is ira ...... ..............ic�..n..�i;i.ari; it ir....... :ir::n...,n..n....n.,.......... .. it i; i. .. .. .. .. .. .. .. .. .. ..nn
FLOW PROCESS FROM NODE 14.00 TO NODE 11.00 IS CODE = 31
» >>> COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA « «<
» » >USING COMPUTER- ESTIMATED PIPESIZE (NON- PRESSURE FLOW)««<
ELEVATION DATA: UPSTREAM(FEET) = 994.08 DOWNSTREAM(FEET) = 993.97
FLOW LENGTH(FEET) = 21.70 MANNING'S N = 0.013
DEPTH OF FLOW IN 18.0 INCH PIPE IS 11.6 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 4.52
j ESTIMATED PIPE DIAMETER(INCH) = 18.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 5.46
PIPE TRAVEL TIME(MIN.) = 0.08 TC(MIN.) = 10.11
LONGEST FLOWPATH FROM NODE 12.00 TO NODE 11.00 = 572.00 FEET.
�irarira.. nir i;i:n�•��i.•�...r ic�nnn�it it i.•i.'ir�ar it �i:iri;��ir �•�i...�•'kari.•��nnnnnn.... is it i; it ir�nnn �•ir ar i . .. .. .. .. .. .: ar
- -FLOW PROCESS FROM NODE 11.00 TO NODE 11.00 IS CODE = 1
----------------------------------------------------------------------
»» >DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE« «<
» »>AND COMPUTE VARIOUS CONFLUENCED STREAM VALUES « «<
--------------------------------------------
TOTAL NUMBER OF STREAMS = 2
CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 2 ARE:
TIME OF CONCENTRATION(MIN.) = 10.11
RAINFALL INTENSITY(INCH /HR) = 2.84
TOTAL STREAM AREA(ACRES) = 2.23
PEAK FLOW RATE(CFS) AT CONFLUENCE = 5.46
CONFLUENCE DATA
STREAM RUNOFF TC INTENSITY AREA
NUMBER (CFS) (MIN.) (INCH /HOUR) (ACRE)
1 7.80 15.86 2.187 4.18
2 5.46 10.11 2.841 2.23
T *****WARNING**********************************
IN THIS COMPUTER PROGRAM, HE CONFLUENCE VALUE USED IS BASED iY ON iiTY iHiE **RC**F*C *&W**CiD **FO**RiMUik LA iiiOiF iPLATE
D -1 AS DEFAULT VALUE. THIS FORMULA
WILL NOT NECESSARILY RESULT IN THE MAXIMUM VALUE OF PEAK FLOW.
it it i; it it it it •k #n nit i; its �'n n � n'it airn n'�i.''i.''i.'i.•n n n ni.•n'n nit it �i.•n'n n'n'i; it it is it i.•n icn nii•it it it i, nii n n &n nit •k i, i.•i: nirn
RAINFALL INTENSITY AND TIME AOF�CONCENTRATION RATIO
CONFLUENCE FORMULA USED FOR 2 STREAMS.
PEAK FLOW RATE TABLE =°
STREAM RUNOFF TC INTENSITY
NUMBER (CFS) (MIN.) (INCH /HOUR)
1 10.43 10.11 2.841
2 12.00 15.86 2.187
COMPUTED CONFLUENCE ESTIMATES ARE AS FOLLOWS:
PEAK FLOW RATE(CFS) = 12.00 TC(MIN.) = 15.86
TOTAL AREA(ACRES) = 6.41
LONGEST FLOWPATH FROM NODE 8.00 TO NODE 11.00 = 1468.20 FEET.
.. �•ic it ar it i; :: i;� nnn�ir �•����� �•ir� -sir ir��i; ir�n..nn..nnnnn��ac�., n..nn nnn.. ..nnnnnn.. ic���ir�ir �•ir is �•��
Page 4
1
1
LINE3AN10.TXT
FLOW PROCESS FROM NODE 11.00 TO NODE 15.00 IS CODE = 31
----------------------------------------------------------------------------
» » >COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA « «<
»» >USING COMPUTER- ESTIMATED PIPESIZE (NON- PRESSURE FLOW)« «<
----------------------------------------------------------------------------
----------------------------------------------------------------------------
ELEVATION DATA: UPSTREAM(FEET) = 993.97 DOWNSTREAM(FEET) = 993.58
FLOW LENGTH(FEET) = 57.10 MANNING'S N = 0.013
DEPTH OF FLOW IN 21.0 INCH PIPE IS 16.2 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 6.03
ESTIMATED PIPE DIAMETER(INCH) = 21.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 12.00
PIPE TRAVEL TIME(MIN.) = 0.16 TC(MIN.) = 16.02
LONGEST FLOWPATH FROM NODE 8.00 TO NODE 15.00 = 1525.30 FEET.
....i: * *�•ir * *ir *ir * *ic ie �•�•ir ie *'r'.: *i.'.r ire.. *ie is *ic *ic *i.i : *k�- ..� -i; ir��•'.r..'.c ie sic �•..��� -k ie ie it �.. �.. .r ., .. ..���.. ..
FLOW PROCESS FROM NODE 15.00 TO NODE 15.00 IS CODE 1
----------------------------------------------------------------------------
»» >DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE « «<
rTOTAL NUMBER OF STREAMS =-== 2_______________ _______________________________
CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 1 ARE:
TIME OF CONCENTRATION(MIN.) = 16.02
RAINFALL INTENSITY(INCH /HR) = 2.17
TOTAL STREAM AREA(ACRES) = 6.41
PEAK FLOW RATE(CFS) AT CONFLUENCE = 12.00
F *-•k----*-•-S FR is* -NODE * *_c is it it ** *_: i:ODEit ic_ -ir 17.00-IS CODE --- -----,------
FLOW PROCESS FROM NODE 16.00 TO NODE 17.00 IS CODE 21
»» >RATIONAL METHOD INITIAL SUBAREA ANALYSIS ««<
ASSUMED INITIAL SUBAREA UNIFORM
DEVELOPMENT IS CONDOMINIUM
TC = K *[(LENGTH * *3) /(ELEVATION CHANGE)] *.2
INITIAL SUBAREA FLOW- LENGTH(FEET) = 120.90
UPSTREAM ELEVATION(FEET) = 1003.47
DOWNSTREAM ELEVATION(FEET) = 1002.68
ELEVATION DIFFERENCE(FEET) = 0.79
TC = 0.359 *[( 120.90 * *3) /( 0.79)] **.2 = 6.688
10 YEAR RAINFALL INTENSITY(INCH /HOUR) = 3.610
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8292
SOIL CLASSIFICATION IS "B"
SUBAREA RUNOFF(CFS) = 0.60
TOTAL AREA(ACRES) = 0.20 TOTAL RUNOFF(CFS) = 0.60
„' rir * * * *�- * * * * *�- * * *ic * * * * *ir *it *ire• *ire• * *�• * * * *ic * * *ic *ir'r it * * * *k �•* iris *�•ic �• * * * *'„• * *ir it it is *ic ir*
FLOW PROCESS FROM NODE 17.00 TO NODE 18.00 IS CODE = 62
»» >COMPUTE STREET FLOW TRAVEL.TIME THRU SUBAREA««<
»»>( STREET TABLE SECTION # 2 USED) « «<
UPSTREAM ELEVATION(FEET) = 1002.68 DOWNSTREAM ELEVATION(FEET) = 999.08
STREET LENGTH(FEET) = 402.30 CURB HEIGHT(INCHES) = 8.0
STREET HALFWIDTH(FEET) = 43.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 38.00
INSIDE STREET CROSSFALL(DECIMAL) = 0.020
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.020
' SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1
STREET PARKWAY CROSSFALL(DECIMAL) = 0.020
Manning'S FRICTION FACTOR for Streetflow Section(curb -to -curb) = 0.0150
Manning'S FRICTION FACTOR for Back -of -Walk Flow Section = 0.0200
Page 5
1
LINE3AN10.TXT
*TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 2.17
STREETFLOW MODEL RESULTS USING ESTIMATED FLOW:
STREET FLOW DEPTH(FEET) = 0.34
HALFSTREET FLOOD WIDTH(FEET) = 9.12
AVERAGE FLOW VELOCITY(FEET /SEC.) = 2.12
PRODUCT OF DEPTH &VELOCITY(FT =•FT /SEC.) = 0.72
STREET FLOW TRAVEL TIME(MIN.) = 3.16 TC(MIN.) = 9.85
10 YEAR RAINFALL INTENSITY(INCH /HOUR) = 2.884
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8161
SOIL CLASSIFICATION IS "B"
SUBAREA AREA(ACRES) = 1.32 SUBAREA RUNOFF(CFS) = 3.11
TOTAL AREA(ACRES) = 1.52 PEAK FLOW RATE(CFS) = 3.71 G•g
END OF SUBAREA STREET FLOW HYDRAULICS:
DEPTH(FEET) = 0.39 HALFSTREET FLOOD WIDTH(FEET) = 11.72
FLOW VELOCITY(FEET /SEC.) = 2.37 DEPTHkVELOCITY(FTkFT /SEC.) = 0.93
LONGEST FLOWPATH FROM NODE 16.00 TO NODE 18.00 = 523.20 FEET.
....ki.kkkkir k ick �•kkkkkkkkk�kkk....kk.: irkkk� •kk�•kkkkkkkk..........kkkir i ... .. .. .. .. ..kk'.. ..�kkk., ..k #'..
FLOW PROCESS FROM NODE 18.00 TO NODE 15.00 IS CODE = 31
----------------------------------------------------------------------------
» »> COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA ««<
» »> USING COMPUTER - ESTIMATED PIPESIZE (NON - PRESSURE FLOW) ««<
-------------------------------------- - - ----
ELEVATION DATA: UPSTREAM(FEET) = 994.08 DOWNSTREAM(FEET) = 993.58
FLOW LENGTH(FEET) = 98..90 MANNING'S N = 0.013
ESTIMATED PIPE DIAMETER(INCH) INCREASED TO 18.000
DEPTH OF FLOW IN 18.0 INCH PIPE IS 9.1 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 4.14
ESTIMATED PIPE DIAMETER(INCH) = 18.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 3.71
PIPE TRAVEL TIME(MIN.) = 0.40 TC(MIN.) = 10.25
LONGEST FLOWPATH FROM NODE 16.00 TO NODE 15.00 = 622.10 FEET.
irk is irkki ;kk�•kkirkkk �•i;kki:kkkkir irkkk�•kkkkkirkk�......kkkkk �•kk........�•iri,,, ,, ,, ,, ,, ,, irkkk.. .. .. .. irk .. ..
FLOW PROCESS FROM NODE 15.00 TO NODE 15.00 IS CODE = 1
----------------------------------------------------------------------------
»» >DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE « «<
»» >AND COMPUTE VARIOUS CONFLUENCED STREAM VALUES« «<
---------------------------------------------------------------------
TOTAL NUMBER OF STREAMS = 2
CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 2 ARE:
TIME OF CONCENTRATION(MIN.) = 10.25
RAINFALL INTENSITY(INCH /HR) = 2.82
TOTAL STREAM AREA(ACRES) = 1.52
PEAK FLOW RATE(CFS) AT CONFLUENCE = 3.71
1
kk CONFLUENCE DATA kk
STREAM RUNOFF TC
INTENSITY AREA
NUMBER (CFS) (MIN.)
(INCH /HOUR) (ACRE)
1 12.00 16.02
2.174 6.41
2 3.71 10.25
2.818 1.52
.... kkk�• ikkkk� •kkk�•kkkk�•k�•kk......kk�•kk
'•�kkkkk........�• irk,,, ,,,,,,,�- k�•�•kkkkk.,.,.....,.,
IN THIS COMPUTER PROGRAM, THE
CONFLUENCE VALUE USED IS BASED
ON THE RCFC &WCD FORMULA OF PLATE D -1 AS DEFAULT VALUE. THIS FORMULA
WILL NOT NECESSARILY RESULT IN
THE MAXIMUM VALUE OF PEAK FLOW.
............ �•kk.... �- kkkk�• k�...... i.• kkk'......,, kkkkkkk'„•
�INTENSITY �AND
kk...... isicir' :.............................. �-k�'kkk...... �-�•k
RAINFALL TIME OF
CONCENTRATION RATIO,JA
CONFLUENCE FORMULA USED FOR 2
STREAMS.
Page 6
1
.x
LINE3AN10.TXT
PEAK FLOW RATE TABLE
STREAM RUNOFF TC INTENSITY
NUMBER (CFS) (MIN.) (INCH /HOUR)
1 11.39 10.25 2.818
2 14.87 16.02 2.174
COMPUTED CONFLUENCE ESTIMATES ARE AS FOLLOWS:
PEAK FLOW RATE(CFS) = 14.87 TC(MIN.) = 16.02
TOTAL AREA(ACRES) = 7.93
LONGEST FLOWPATH FROM NODE 8.00 TO NODE 15.00 = 1525.30 FEET.
FLOW PROCESS FROM NODE 15.00 TO NODE 19.00 IS CODE = 31
----------------------------------------------------------------------------
»» >COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA « «<
»» >USING COMPUTER- ESTIMATED PIPESIZE (NON- PRESSURE FLOW)« «<
----------------------------------------------------------------------------
----------------------------------------------------------------------------
ELEVATION DATA: UPSTREAM(FEET) = 993..58 DOWNSTREAM(FEET) = 989.83
FLOW LENGTH(FEET) = 729.60 MANNING'S N = 0.013
DEPTH OF FLOW IN 24.0 INCH PIPE IS 18.5 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 5.72
ESTIMATED PIPE DIAMETER(INCH) = 24.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 14.87
PIPE TRAVEL TIME(MIN.) = 2.12 TC(MIN.) = 18.15
LONGEST FLOWPATH FROM NODE 8.00 TO NODE 19.00 = 2254.90 FEET.
- - ---------------------------------
END OF STUDY SUMMARY:
TOTAL AREA(ACRES) = 7.93 TC(MIN.) = 18.15
PEAK FLOW RATE(CFS) = 14.87
-----------------------------------------------
END OF RATIONAL METHOD ANALYSIS
0
Page 7
1
LINE3AS10.TXT
.................... iri........................ r: ri....,.. ....�:ri...... :'r...,.......... ..........................:rte.. .. .. .. .. .. .. .. .. .. .. .. .. .. sir
RATIONAL METHOD HYDROLOGY COMPUTER PROGRAM BASED ON
RIVERSIDE COUNTY FLOOD CONTROL & WATER CONSERVATION DISTRICT
(RCFC &WCD) 1978 HYDROLOGY MANUAL
(c) Copyright 1982 -2004 Advanced Engineering Software (aes)
(Rational Tabling version 6.OD)
Release Date: 01/01/2004 License ID 1566
Analysis prepared by:
RCE Consultants
DESCRIPTION OF STUDY
MADISON CLUB 10 YEAR ANALYSIS
MADISON STORM DRAIN LINE 3A SOUTH (2A -6, 2A -7)
MAY 25, 2005
..'r ie �''. r '.':st *'..'.r'.r *:r:r'...�•�":: irks......' r'. c�'. r�: t: r' r�-' r�.,...,' r� ....�'.r�:r�'.r�..�:t' ........ .. .. .. .. .. .. �:r �.. .. .. '.r �•'r�
FILE NAME: LINE3AS.DAT
TIME /DATE OF STUDY: 12:02 05/25/2005
----------------------------------------------------------------------------
USER SPECIFIED HYDROLOGY AND HYDRAULIC MODEL INFORMATION:
----------------------------------------------- =----------------- -----------
USER SPECIFIED STORM EVENT(YEAR) = 10.00
SPECIFIED MINIMUM PIPE SIZE(INCH) = 18.00
SPECIFIED PERCENT OF GRADIENTS(DECIMAL) TO USE FOR FRICTION SLOPE
= 0.95
10 -YEAR STORM 10- MINUTE INTENSITY(INCH /HOUR) = 2.830
10 -YEAR STORM 60- MINUTE INTENSITY(INCH /HOUR) = 1.000
100 -YEAR STORM 10- MINUTE INTENSITY(INCH /HOUR) = 4.520
100 -YEAR STORM 60- MINUTE INTENSITY(INCH /HOUR) = 1.600
SLOPE OF 10 -YEAR INTENSITY - DURATION CURVE = 0.5805893
SLOPE OF 100 -YEAR INTENSITY- DURATION CURVE = 0.5796024
COMPUTED RAINFALL INTENSITY DATA:
STORM EVENT = 10.00 1 -HOUR INTENSITY(INCH /HOUR) = 1.010
SLOPE OF INTENSITY DURATION CURVE = 0.5806
RCFC &WCD HYDROLOGY MANUAL "C "- VALUES USED FOR RATIONAL METHOD
NOTE: COMPUTE CONFLUENCE VALUES ACCORDING TO RCFC &WCD HYDROLOGY MANUAL
AND IGNORE OTHER CONFLUENCE COMBINATIONS FOR DOWNSTREAM ANALYSES
•USER- DEFINED STREET - SECTIONS FOR COUPLED PIPEFLOW AND STREETFLOW
MODEL
HALF- CROWN TO STREET- CROSSFALL: CURB GUTTER- GEOMETRIES:
MANNING
WIDTH CROSSFALL IN- / OUT- /PARK- HEIGHT WIDTH LIP HIKE
FACTOR
NO. (FT) (FT) SIDE / SIDE/ WAY (FT) (FT) (FT) (FT)
(n)
1 30.0 20.0 0.018/0.018/0.020 0.67 2.00 0.0313 0.167
0.0150
2 43.0 38.0 0.020/0.020/0.020 0.67 2.00 0.0313 0.167
0.0150
GLOBAL STREET FLOW -DEPTH CONSTRAINTS:
1. Relative Flow -Depth = 1.00 FEET
as (Maximum Allowable street Flow Depth) - (Top -of -Curb)
2. (Depth) *(Velocity) Constraint = 6.0 (FT *FT /S)
"SIZE PIPE WITH A FLOW CAPACITY GREATER THAN
OR EQUAL TO THE UPSTREAM TRIBUTARY PIPE.*
FLOW PROCESS FROM NODE 12.00 TO NODE 23.00 IS CODE = 21
----------------------------------------------------------------------------
» »> RATIONAL METHOD INITIAL SUBAREA ANALYSIS ««<
--------------- - - --
Page 1
LINE3A510.TXT
ASSUMED INITIAL SUBAREA UNIFORM
DEVELOPMENT IS CONDOMINIUM
TC = K"[(LENGTH *3) /(ELEVATION CHANGE)] .2
INITIAL SUBAREA FLOW- LENGTH(FEET) = 193.80
UPSTREAM ELEVATION(FEET) = 1003.48
DOWNSTREAM ELEVATION(FEET) = 1002.74
ELEVATION DIFFERENCE(FEET) = 0.74
TC = 0.359[( 193.80* 3)/( 0.74)] ='='.2 = 8.993
10 YEAR RAINFALL INTENSITY(INCH /HOUR) = 3.040
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8193
SOIL CLASSIFICATION IS "B"
SUBAREA RUNOFF(CFS) = 1.94
TOTAL AREA(ACRES) = 0.78 TOTAL RUNOFF(CFS) = 1.94
.;:ri :'c ic��4c �sr:c���i: it is d:'.........':�'....����k': ire .......................... '.:�k�..................�•s:�.. �•'.r �•t. i.•i: �.. .. .. .. .. ..
FLOW PROCESS FROM NODE 23.00 TO NODE 24.00 IS CODE = 62
----------------------------------------------------------------------------
» » >COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA « «<
»» >( STREET TABLE SECTION # 2 USED) « «<
- - --------------------------------------------------
UPSTREAM ELEVATION(FEET) = 1002.74 DOWNSTREAM ELEVATION(FEET) = 997.80
STREET LENGTH(FEET) = 626.40 CURB HEIGHT(INCHES) = 8.0
STREET HALFWIDTH(FEET) = 43.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 38.00
INSIDE - STREET CROSSFALL(DECIMAL) = 0.020
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.020
SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1
STREET PARKWAY CROSSFALL(DECIMAL) = 0.020
Manning'S FRICTION FACTOR for Streetflow Section(curb -to -curb) = 0.0150
Manning'S FRICTION FACTOR for Back -of -Walk Flow Section = 0.0200
"TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 4.07
STREETFLOW MODEL RESULTS USING ESTIMATED FLOW:
STREET FLOW DEPTH(FEET) = 0.41
HALFSTREET FLOOD WIDTH(FEET) = 12.53
AVERAGE FLOW VELOCITY(FEET /SEC.) = 2.31
PRODUCT OF DEPTH&VELOCITY(FT *FT /SEC.) = 0.94
STREET FLOW TRAVEL TIME(MIN.) = 4.52 Tc(MIN.) = 13.51
10 YEAR RAINFALL INTENSITY(INCH /HOUR) = 2.400
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8043
SOIL CLASSIFICATION IS "B"
SUBAREA AREA(ACRES) = 2.19 SUBAREA RUNOFF(CFS) = 4.22
TOTAL AREA(ACRES) = 2.97 PEAK FLOW RATE(CFS) = 6.16 L #
END OF SUBAREA STREET FLOW HYDRAULICS:
DEPTH(FEET) = 0.46 HALFSTREET FLOOD WIDTH(FEET) = 14.91
FLOW VELOCITY(FEET /SEC.) = 2.55 DEPTH*VELOCITY(FT*FT /SEC.) = 1.17
LONGEST FLOWPATH FROM NODE 12.00 TO NODE 24.00 = 820.20 FEET.
FLOW PROCESS FROM NODE 24.00 TO NODE 22.00 IS CODE = 31
----------------------------------------------------------------------------
» »>COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA « «<
» »> USING COMPUTER - ESTIMATED PIPESIZE (NON- PRESSURE FLOW) « «<
ELEVATION DATA: UPSTREAM(FEET) = 992.80 DOWNSTREAM(FEET) = 992.03
FLOW LENGTH(FEET) = 153.30 MANNING'S N = 0.013
DEPTH OF FLOW IN 18.0 INCH PIPE IS 12.7 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 4.61
ESTIMATED PIPE DIAMETER(INCH) = 18.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 6.16
Page 2
LINE3A510.TXT
PIPE TRAVEL TIME(MIN.) = 0.55 TC(MIN.) = 14.07
LONGEST FLOWPATH FROM NODE 12.00 TO NODE 22.00 = 973.50 FEET.
FLOW PROCESS FROM NODE 22.00 TO NODE 22.00 IS CODE = 1
------------------------------------ ----------------------------------------
» » >DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE««<
----------------------------------------------------------------------------
----------------------------------------------------------------------------
TOTAL NUMBER OF STREAMS = 2
CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 1 ARE:
TIME OF CONCENTRATION(MIN.) = 14.07
RAINFALL INTENSITY(INCH /HR) = 2.34
TOTAL STREAM AREA(ACRES) = 2.97
PEAK FLOW RATE(CFS) AT CONFLUENCE = 6.16
..�:c�'; ism- is�' k�- ��c:. �: r��• t�•' ���: �':.... ���- ���- ��-: r� .... ......................�•'�:c�.. ��:�'� &��'�'c :: .. �- '��..�s� � -i: �c
FLOW PROCESS FROM NODE 16.00 TO NODE 20.00 IS CODE = 21
----------------------------------------------------------------------------
»» >RATIONAL METHOD INITIAL SUBAREA ANALYSIS ««<
---------------------------------------
ASSUMED INITIAL SUBAREA UNIFORM
DEVELOPMENT IS CONDOMINIUM
TC = K *[(LENGTH *3) /(ELEVATION CHANGE)] * *.2
INITIAL SUBAREA FLOW- LENGTH(FEET) = 91.10
UPSTREAM ELEVATION(FEET) = 1003.47
DOWNSTREAM ELEVATION(FEET) = 1003.29
ELEVATION DIFFERENCE(FEET) = 0.18
TC = 0.359'[( 91.10 * *3) /( 0.18)] * *.2 = 7.586
10 YEAR RAINFALL INTENSITY(INCH /HOUR) = 3.356
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8251
SOIL CLASSIFICATION IS "B"
SUBAREA RUNOFF(CFS) = 0.42
TOTAL AREA(ACRES) = 0.15 TOTAL RUNOFF(CFS) = 0.42
*ic ie �•ic do ie's *.. *****: c�........** �• :r's�•'s�.. *'c *:r's�•:c's:c'c's *.. .. :: :c'.c .. 'c *.: :e'.. *'s �r *'sic *'k *'.e *'t's tc ** *'.cam.. ..
FLOW PROCESS FROM NODE. 20.00 TO NODE 21.00 IS CODE = 62
----------------------------------------------------------------------------
»» >COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA ««<
» »>( STREET TABLE SECTION # 2 USED)« «<
----------------------------------- ---------------
UPSTREAM ELEVATION(FEET) = 1003.29 DOWNSTREAM ELEVATION(FEET) = 999.88
STREET LENGTH(FEET) = 644.40 CURB HEIGHT(INCHES) = 8.0
STREET HALFWIDTH(FEET) = 43.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 38.00
INSIDE STREET CROSSFALL(DECIMAL) = 0.020
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.020
SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1
STREET PARKWAY CROSSFALL(DECIMAL) = 0.020
Manning'S FRICTION FACTOR for Streetflow Section(curb -to -curb) = 0.0150
Manning'S FRICTION FACTOR for Back -of -Walk Flow Section = 0.0200
**TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 1.65
STREETFLOW MODEL RESULTS USING ESTIMATED FLOW:
STREET FLOW DEPTH(FEET) = 0.34
HALFSTREET FLOOD WIDTH(FEET) = 9.12
AVERAGE FLOW VELOCITY(FEET /SEC.) = 1.62
PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 0.55
STREET FLOW TRAVEL TIME(MIN.) = 6.64 TC(MIN.) = 14.23
10 YEAR RAINFALL INTENSITY(INCH /HOUR) = 2.329
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8023
SOIL CLASSIFICATION IS "B"
Page 3
LINE3AS10.TXT
SUBAREA AREA(ACRES) = 1.29 SUBAREA RUNOFF(CFS) = 2.40
TOTAL AREA(ACRES) = 1.44 . PEAK FLOW RATE(CFS) = 2.83
END OF SUBAREA STREET FLOW HYDRAULICS:
DEPTH(FEET) = 0.39 HALFSTREET FLOOD WIDTH(FEET) = 11.64
.FLOW VELOCITY(FEET /SEC.) = 1.83 DEPTH *VELOCITY(FT *FT /SEC.) = 0.72
LONGEST FLOWPATH FROM NODE 16.00 TO NODE 21.00 = 735.50 FEET.
.. .. .. .. .. .. .. .. .. .. �• * *.. .. .. .. .. .. .. .. .. .. .. .. .. '.: is �..:: ir'. ci........,......... ......... *ir *.............,.... .. .. .. *i: *ir'. .. .. .. .. .. .. *ir it
FLOW PROCESS FROM NODE 21.00 TO NODE 22.00 IS CODE = 31
----------------------------------------------------------------------------
»»>COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA « «<
» » >USING COMPUTER- ESTIMATED PIPESIZE (NON- PRESSURE FLOW)« «<
- - - - -----------------------------------------
ELEVATION DATA: UPSTREAM(FEET) = 994.88 DOWNSTREAM(FEET) = 992.03
FLOW LENGTH(FEET) = 95.90 MANNING'S'N = 0.013
ESTIMATED PIPE DIAMETER(INCH) INCREASED TO 18.000
DEPTH OF FLOW IN 18.0 INCH PIPE IS 4.9 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 7.31
ESTIMATED PIPE DIAMETER(INCH) = 18.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 2.83
PIPE TRAVEL TIME(MIN.) = 0.22 TC(MIN.) = 14.45.
LONGEST FLOWPATH FROM NODE 16.00 TO NODE 22.00 = 831.40 FEET.
iri: it it i:ir'.: is it *ir *�., it icy'....'.: ie is i .................„..., it ir'.. ...............it'...,i.•i:i:.: it sY�it ire.. .. .. .. .. .. .. .. .. .. * * *.. .. .. .. ..
FLOW PROCESS FROM NODE 22.00 TO NODE 22.00 IS CODE = 1
----------------------------------------------------------------------------
»»>DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE ««<
» » >AND COMPUTE VARIOUS CONFLUENCED STREAM VALUES « «<
-------------------------------------------------------------------------
TOTAL NUMBER OF STREAMS = 2
CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 2 ARE:
TIME OF CONCENTRATION(MIN.) = 14.45
RAINFALL INTENSITY(INCH /HR) = 2.31:
TOTAL STREAM AREA(ACRES) = 1.44
PEAK FLOW RATE(CFS) AT CONFLUENCE = 2.83
1
** CONFLUENCE DATA **
STREAM RUNOFF TC
INTENSITY AREA
NUMBER (CFS) (MIN.)
(INCH /HOUR) (ACRE)
1 6.16 14.07
2.345 2.97
2 2.83 14.45
2.308 1.44
*** i:** * * * * * * * * * * * *� * * * * * *i: * * *i.•�•
** WARNING** �• ������•*** i.• it��� •���•���i;i;it�- ��- :t�•�i<�
IN THIS COMPUTER PROGRAM, THE
CONFLUENCE VALUE USED IS BASED
ON THE RCFC &WCD FORMULA OF PLATE
D -1 AS DEFAULT VALUE. THIS FORMULA
WILL NOT NECESSARILY RESULT IN
THE MAXIMUM VALUE OF PEAK FLOW.
irit* iri: ic* * * *� * *�• *it�•'•�'s'.•"• *it�•�i: �• irir*
�•* �** �'.'.'. '.�.�.�.�.�.a..�.�'.r * *�• *�i.• *icy *irir * *ir:: �•iric'r'•'•'•
^
RAINFALL INTENSITY AND TIME OF
CONCENTRATION RATIO
CONFLUENCE FORMULA USED FOR 2
**
STREAMS.
PEAK FLOW RATE TABLE **
STREAM RUNOFF TC
INTENSITY
NUMBER (CFS) (MIN.)
(INCH /HOUR)
1 8.91 14.07
2.345
2 8.89 14.45
2.308
COMPUTED CONFLUENCE ESTIMATES ARE AS FOLLOWS:
PEAK FLOW RATE(CFS) = 8.91 TC(MIN.) = 14.07
TOTAL AREA(ACRES) = 4.41
LONGEST FLOWPATH FROM NODE
12.00 TO NODE 22.00 = 973.50 FEET.
Page 4
1
� I
I
I']
� I
I
I
I
I
Ll
L�
LINE3AS10.TXT
FLOW PROCESS FROM NODE 11,00 TO NODE 19,00 IS CODE = 11
---- ------- ---- ---- ----- -- ---- ----- -- ---- - --
>>>>>COMPUTE PIPE-FLOW TRAVEL TIME THRU SUBAREA<<<<<
>>>>>USING COMPUTER-ESTIMATED PIPESIZE (NON-PRESSURE FLOW)<<<<<
ELEVATION DATA: UPSTREAM(FEET) 992.03 DOWNSTREAM(FEET) = 989.83
FLOW LENGTH(FEET) = 439.80 MANNING'S N = 0.013
DEPTH OF FLOW IN 21.0 INCH PIPE IS 14.4 INCHES
PIPE-FLOW VELOCITY(FEET/SEC.) = 5.06
ESTIMATED PIPE DIAMETER(INCH) = 21.00 NUMBER OF PIPES
PIPE-FLOW(CFS) = 8.91
PIPE TRAVEL TIME(MIN.) = 1.45 TC(MIN.) = 15.51
LONGEST FLOWPATH FROM NODE 11*00 TO NODE 19,00 = 1411.30 FEET.
END OF STUDY SUMMARY:
TOTAL AREA(ACRES) = 4.41 TC(MIN.) = 15.51
PEAK FLOW RATE(CFS) = 8.91
END OF RATIONAL METHOD ANALYSIS
Page 5
1
Fj
LINE5A10.TXT
RATIONAL METHOD HYDROLOGY COMPUTER PROGRAM BASED ON
RIVERSIDE COUNTY FLOOD CONTROL & WATER CONSERVATION DISTRICT
(RCFC &WCD) 1978 HYDROLOGY MANUAL
(c) Copyright 1982 -2004 Advanced Engineering Software (aes)
(Rational Tabling version 6.OD)
Release Date: 01/01/2004 License ID 1566
Analysis prepared by:
RCE Consultants
DESCRIPTION OF STUDY
MADISON CLUB 10 YEAR ANALYSIS
MADISON STORM DRAIN LINE 5A (3A -1, 3A -2, 3A -3)
MAY 25, 2005
is3r: r'.:': �:::: �- isisi:':'... �i: �....�i:�..'..••'k'.......���.. ism':' :. ............................... �sr��:: :c'. .. .. .. .. .. ..�:r�.. .. '.cam
FILE NAME: LINE5A.DAT
TIME /DATE OF STUDY: 14:19 05/25/2005
----------------------------------------------------------------------------
-- USER - SPECIFIED HYDROLOGY AND HYDRAULIC MODEL INFORMATION:
---------------------------------------------------------------------
USER SPECIFIED STORM EVENT(YEAR) = 10.00
SPECIFIED MINIMUM PIPE SIZE(INCH) = 18.00
SPECIFIED PERCENT OF GRADIENTS(DECIMAL) TO USE FOR FRICTION SLOPE = 0.95
10 -YEAR STORM 10- MINUTE INTENSITY(INCH /HOUR) = 2.830
10 -YEAR STORM 60- MINUTE INTENSITY(INCH /HOUR) = 1.000
100 -YEAR STORM 10- MINUTE INTENSITY(INCH /HOUR) = 4.520
100 -YEAR STORM 60- MINUTE INTENSITY(INCH /HOUR) = 1.600
SLOPE OF 10 -YEAR INTENSITY - DURATION CURVE = 0.5805893
SLOPE OF 100 -YEAR INTENSITY - DURATION CURVE = 0.5796024
COMPUTED RAINFALL INTENSITY DATA:
' STORM EVENT = 10.00 1 -HOUR INTENSITY(INCH /HOUR) = 1.010
SLOPE OF INTENSITY DURATION CURVE = 0.5806
RCFC &WCD HYDROLOGY MANUAL "C "- VALUES USED FOR RATIONAL METHOD
NOTE: COMPUTE CONFLUENCE VALUES ACCORDING TO RCFC &WCD HYDROLOGY MANUAL
' AND IGNORE OTHER CONFLUENCE COMBINATIONS FOR DOWNSTREAM ANALYSES
USER- DEFINED STREET - SECTIONS FOR COUPLED PIPEFLOW AND STREETFLOW MODEL*
HALF- CROWN TO STREET- CROSSFALL: CURB GUTTER- GEOMETRIES: MANNING
WIDTH CROSSFALL IN- / OUT- /PARK- HEIGHT WIDTH LIP HIKE FACTOR
NO. -(FT) _�- (FT) -- SIDE -/- SIDE / -WAY- -(FT)- -(FT) -(FT)- (FT)- - -(n) --
1 30.0 20.0 0.018/0.018/0.020 0.67 2.00 0.0313 0.167 0.0150
2 43.0 38.0 0.020/0.020/0.020 0.67 2.00 0.0313 0.167 0.0150
GLOBAL STREET FLOW -DEPTH CONSTRAINTS:
1. Relative Flow -Depth = 1.00 FEET
as (Maximum Allowable street Flow Depth) - (Top -of -Curb)
2. (Depth)*(Velocity) Constraint = 6.0 (FT *FT /S)
*SIZE PIPE WITH A FLOW CAPACITY GREATER THAN
OR EQUAL TO THE UPSTREAM TRIBUTARY PIPE.*
' - -FLOW PROCESS FROM NODE 25.00 TO NODE 26.00 IS CODE = 21
----------------------------------------------------------------------
»»> RATIONAL METHOD INITIAL SUBAREA ANALYSIS« «<
' Page 1
1
LINE5Al0.TXT
ASSUMED INITIAL SUBAREA UNIFORM
DEVELOPMENT IS CONDOMINIUM
TC = K *[(LENGTH• *3) /(ELEVATION CHANGE)] * *.2
INITIAL SUBAREA FLOW- LENGTH(FEET) = 165.40
UPSTREAM ELEVATION(FEET) = 998.42
DOWNSTREAM ELEVATION(FEET) = 997.95
ELEVATION DIFFERENCE(FEET) = 0.47
TC = 0.359*[( 165.40* *3) /( 0.47)] °.2 = 8.955
10 YEAR RAINFALL INTENSITY(INCH /HOUR) = 3.048
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8194
SOIL CLASSIFICATION IS "B"
SUBAREA RUNOFF(CFS) = 1.26
TOTAL AREA(ACRES) = 0.51 TOTAL RUNOFF(CFS) = 1.26 G •� 6
... ::r '.r i.........., ir'.:t'.: � .... ............:r � � '.. �":r'............., '.r'....:r � '............... ': is *'.. �•'t � .. '.r k •.Y .......... � fr * :t * ..........:r
FLOW PROCESS FROM NODE 26.00 TO NODE 27.00 IS CODE = 31
----------------------------------------------------------------------------
» »>COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA « «<
» »>USING COMPUTER - ESTIMATED PIPESIZE (NON - PRESSURE FLOW)««<
- ----------------------------------- ---------
ELEVATION DATA UPSTREAM(FEET) = 992.95 DOWNSTREAM(FEET) = 991.46
FLOW LENGTH(FEET) = 297.40 MANNING'S N = 0.013
ESTIMATED PIPE DIAMETER(INCH) INCREASED TO 18.000
DEPTH OF FLOW IN 18.0 INCH PIPE IS 5.1 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = .3.08
ESTIMATED PIPE DIAMETER(INCH) = 18.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 1.26
PIPE TRAVEL TIME(MIN.) = 1.61 TC(MIN.) = 10.56
LONGEST FLOWPATH FROM NODE 25.00 TO NODE 27.00 = 462.80 FEET.
FLOW PROCESS FROM NODE 27.00 TO NODE 27.00 IS CODE 1
» »>DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE««<
TOTAL NUMBER OF STREAMS = 2
CONFLUENCE VALUES USED FOR INDEPENDENT.STREAM 1 ARE:
TIME OF CONCENTRATION(MIN.) = 10.56
' RAINFALL INTENSITY(INCH /HR) = 2.77
TOTAL STREAM AREA(ACRES) = 0.51
PEAK FLOW RATE(CFS) AT CONFLUENCE = 1.26
s: iririr��:.. �- f: �•'. r: r* �'.. '..•'::ric *:rit * *i: * * *:r *'.r'.* *its- tr�......�.�. .,.���•�•������•�•': ���- �• *i.• *:t * * * *'s * * *....�*
' - -FLOW PROCESS FROM NODE 28.00 TO NODE 29.00 IS CODE = 21
----------------------------------------------------------------------
»»>RATIONAL METHOD INITIAL SUBAREA ANALYSIS« «<
ASSUMED INITIAL SUBAREA UNIFORM
DEVELOPMENT IS CONDOMINIUM
TC = K*[(LENGTH *3) /(ELEVATION CHANGE)]*=.2
' INITIAL SUBAREA FLOW- LENGTH(FEET) 109.10
UPSTREAM ELEVATION(FEET) = 998.69
DOWNSTREAM ELEVATION(FEET) = 998.26
ELEVATION DIFFERENCE(FEET) = 0.43
TC = 0.359 *[( 109.10 *3) /( 0.43)] **.2 = 7.101
10 YEAR RAINFALL INTENSITY(INCH /HOUR) = 3.487
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8272
SOIL CLASSIFICATION IS "B"
SUBAREA RUNOFF(CFS) = 0.71
TOTAL AREA(ACRES) = 0.25 TOTAL RUNOFF(CFS) = 0.71
' FLOW PROCESS FROM NODE 29.00 TO NODE 30.00 IS CODE = 62
Page 2
1�
LINE5Al0.TXT
----------------------------------------------------------------------------
» »> COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA « «<
- -»»>( STREET - TABLE - SECTION - #2_ USED)««<---- -------------- ------- - - -- - --
UPSTREAM ELEVATION(FEET) = 998.26 DOWNSTREAM ELEVATION(FEET) = 996.25
STREET LENGTH(FEET) = 633.70 CURB HEIGHT(INCHES) = 8.0
STREET HALFWIDTH(FEET) = 43.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 38.00
INSIDE STREET CROSSFALL(DECIMAL) = 0.020
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.020
SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1
STREET PARKWAY CROSSFALL(DECIMAL) = 0.020
Manning's FRICTION FACTOR for Streetflow Section(curb -to -curb) = 0.0150
Manning's FRICTION FACTOR for Back -of -walk Flow Section = 0.0200
*TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 3.80
STREETFLOW MODEL RESULTS USING ESTIMATED FLOW:
STREET FLOW DEPTH(FEET) = 0.45
HALFSTREET FLOOD WIDTH(FEET) = 14.76
AVERAGE FLOW VELOCITY(FEET /SEC.) = 1.61
PRODUCT OF DEPTH &VELOCITY(FT *•FT /SEC.) = 0.73
STREET FLOW TRAVEL TIME(MIN.) = 6.57 TC(MIN.) = 13.67
10 YEAR RAINFALL INTENSITY(INCH /HOUR) = 2.383
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8038
SOIL CLASSIFICATION IS "B"
SUBAREA AREA(ACRES) = 3.16 SUBAREA RUNOFF(CFS) = 6.05
TOTAL AREA(ACRES) = 3.40 PEAK FLOW RATE(CFS) = 6.76
END OF.SUBAREA STREET FLOW HYDRAULICS:
DEPTH(FEET) = 0.53 HALFSTREET FLOOD WIDTH(FEET) = 18.62
FLOW VELOCITY(FEET /SEC.) = 1.85 DEPTH *•VELOCITY(FT°•FT /SEC.) = 0.98
LONGEST FLOWPATH FROM NODE 28.00 TO NODE 30.00 = 742.80 FEET.
FLOW PROCESS FROM NODE 30.00 TO NODE 27.00 IS CODE = 31
----------------------------------------------------------------------------
' - -» »> COMPUTE OPIPEEFLOW_ TRAVEL _TIME
SIZE (NON-PRESSURE FLOW)<<<<------_-----
» »> USING COMPUTER- ESTIMATED PIPESIZE (NON - PRESSURE FLOW) « «<
ELEVATION DATA: UPSTREAM(FEET) = 991.66 DOWNSTREAM(FEET) = 991.46
' FLOW LENGTH(FEET) = 40.20 MANNING'S N = 0.013
DEPTH OF FLOW IN 18.0 INCH PIPE IS 13.8 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 4.64
ESTIMATED PIPE DIAMETER(INCH) = 18.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 6.76
' PIPE TRAVEL TIME(MIN.) = 0.14 TC(MIN.) = 13.82
LONGEST FLOWPATH FROM NODE 28.00 TO NODE 27.00 = •783.00 FEET.
' - -FLOW PROCESS FROM NODE 27.00 TO NODE 27.00 IS CODE = 1
----------------------------------------------------------------------
» » >DESIGNATE INDEPENDENT.STREAM FOR CONFLUENCE« «<
»>>>AND COMPUTE VARIOUS CONFLUENCED STREAM VALUES««<
' TOTAL NUMBER OF STREAMS =-== 2_______________ _______________________________
CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 2 ARE:
TIME OF CONCENTRATION(MIN.) = 13.82
' RAINFALL INTENSITY(INCH /HR) = 2.37
TOTAL STREAM AREA(ACRES) = 3.40
PEAK FLOW RATE(CFS) AT CONFLUENCE = 6.76
' Page 3
1
is � ., it it -..- is i; �• is i ............................... t.• i; i...., irWARN I NG i .............................., ..... ...............................
IN THIS COMPUTER PROGRAM, THE CONFLUENCE VALUE USED IS BASED
ON THE RCFC &WCD FORMULA OF PLATE D -1 AS DEFAULT VALUE. THIS FORMULA
WILL NOT NECESSARILY RESULT IN THE MAXIMUM VALUE OF PEAK FLOW.
.. .. .r'.r�.. �i<i. is i; �......,:: r� ............................ i:i; i................. .::r�..i.- �k�....ir'�::........ .. .. i.•�i. -'��.. .. .. .. .. .. .. ..
RAINFALL INTENSITY AND TIME OF
CONCENTRATION RATIO
LINE5AlO.TXT
CONFLUENCE FORMULA USED FOR 2
CONFLUENCE DATA *°
** PEAK FLOW RATE TABLE **
STREAM
RUNOFF
TC
INTENSITY
AREA
NUMBER
(CFS)
(MIN.)
(INCH /HOUR)
(ACRE)
1
1.26
10.56
2.769
0.51
2
6.76
13.82
2.369
3.40
is � ., it it -..- is i; �• is i ............................... t.• i; i...., irWARN I NG i .............................., ..... ...............................
IN THIS COMPUTER PROGRAM, THE CONFLUENCE VALUE USED IS BASED
ON THE RCFC &WCD FORMULA OF PLATE D -1 AS DEFAULT VALUE. THIS FORMULA
WILL NOT NECESSARILY RESULT IN THE MAXIMUM VALUE OF PEAK FLOW.
.. .. .r'.r�.. �i<i. is i; �......,:: r� ............................ i:i; i................. .::r�..i.- �k�....ir'�::........ .. .. i.•�i. -'��.. .. .. .. .. .. .. ..
�•ir it i.•i:�i.•ir ir�i; it���ir �......�ir i .............:: it sY ir��ir�i;�..�•iti. is it i:�ic i;�'k is ir'.c sY�t�.. �ir�.. ,, .. .. .. .. .. .. �•i; �ir�..
FLOW PROCESS FROM NODE 31.00 TO NODE 31.00 IS CODE = 1
----------------------------------------------------------------------------
»»>DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE« «<
--------------------------------------------------------------
TOTAL NUMBER OF STREAMS = 2
CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 1 ARE:
TIME OF CONCENTRATION(MIN.) = 14.46
RAINFALL INTENSITY(INCH /HR) = 2.31
TOTAL STREAM AREA(ACRES) = 3.91
PEAK FLOW RATE(CFS) AT CONFLUENCE = 7.84
................ �- i; i; i; i.,. �: r�.. �' ����i.• �• ���• ��' k�........ �i; �.. �' ��... ...................��- ���•'��.. �•�'s �•�•'��.. sir :: .. .. ..
FLOW PROCESS FROM NODE 32.00 TO NODE 33.00 IS CODE = 21
----------------------------------------------------------------------------
» »>RATIONAL METHOD INITIAL SUBAREA ANALYSIS« «<
-----------------------------------------------------
ASSUMED INITIAL SUBAREA UNIFORM
DEVELOPMENT IS CONDOMINIUM
TC = K *[(LENGTH * *3) /(ELEVATION CHANGE)]=*.2
INITIAL SUBAREA FLOW- LENGTH(FEET) = 303.40
UPSTREAM ELEVATION(FEET) = 999.10
Page 4
RAINFALL INTENSITY AND TIME OF
CONCENTRATION RATIO
CONFLUENCE FORMULA USED FOR 2
STREAMS.
** PEAK FLOW RATE TABLE **
STREAM RUNOFF TC
INTENSITY
NUMBER (CFS) (MIN.)
(INCH /HOUR)
1 6.43 10.56
2.769
2 7.84 13.82
2.369
COMPUTED CONFLUENCE ESTIMATES
ARE AS FOLLOWS:
PEAK FLOW RATE(CFS) = 7.84
TC(MIN.) = 13.82
TOTAL AREA(ACRES) = 3.91
LONGEST FLOWPATH FROM NODE
28.00 TO NODE 27.00 = 783.00 FEET.
_r it is _r itt PROCESS it isSic FROM- st-r-•E-- -t--:r 2 •'k it
FLOW FROM NODE 27.00
:Y
TO NODE 31.00 IS CODE 31
NODE r---- 31.00
r-CODE
»» >COMPUTE PIPE -FLOW TRAVEL
-,--i,- -- --i;----- ----- -�
TIME THRU SUBAREA ««<
'
» »> USING COMPUTER-ESTIMATED
PIPESIZE _PRESSURE FLOW) < < < < <
- - - -
ELEVATION DATA: UPSTREAM(FEET)
-(NON
- -- - - - - --
= 991.46 DOWNSTREAM(FEET) = 990.52
FLOW LENGTH(FEET) = 188.70
MANNING'S N = 0.013
DEPTH OF FLOW IN 21.0 INCH PIPE
IS 13.2 INCHES
'
PIPE -FLOW VELOCITY(FEET /SEC.)
= 4.93
ESTIMATED PIPE DIAMETER(INCH)
= 21.00 NUMBER OF PIPES 1
PIPE- FLOW(CFS) = 7.84
PIPE TRAVEL TIME(MIN.) = •0.64
LONGEST FLOWPATH FROM NODE
TC(MIN.) = 14.46
28.00 TO NODE 31.00 = 971.70 FEET.
�•ir it i.•i:�i.•ir ir�i; it���ir �......�ir i .............:: it sY ir��ir�i;�..�•iti. is it i:�ic i;�'k is ir'.c sY�t�.. �ir�.. ,, .. .. .. .. .. .. �•i; �ir�..
FLOW PROCESS FROM NODE 31.00 TO NODE 31.00 IS CODE = 1
----------------------------------------------------------------------------
»»>DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE« «<
--------------------------------------------------------------
TOTAL NUMBER OF STREAMS = 2
CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 1 ARE:
TIME OF CONCENTRATION(MIN.) = 14.46
RAINFALL INTENSITY(INCH /HR) = 2.31
TOTAL STREAM AREA(ACRES) = 3.91
PEAK FLOW RATE(CFS) AT CONFLUENCE = 7.84
................ �- i; i; i; i.,. �: r�.. �' ����i.• �• ���• ��' k�........ �i; �.. �' ��... ...................��- ���•'��.. �•�'s �•�•'��.. sir :: .. .. ..
FLOW PROCESS FROM NODE 32.00 TO NODE 33.00 IS CODE = 21
----------------------------------------------------------------------------
» »>RATIONAL METHOD INITIAL SUBAREA ANALYSIS« «<
-----------------------------------------------------
ASSUMED INITIAL SUBAREA UNIFORM
DEVELOPMENT IS CONDOMINIUM
TC = K *[(LENGTH * *3) /(ELEVATION CHANGE)]=*.2
INITIAL SUBAREA FLOW- LENGTH(FEET) = 303.40
UPSTREAM ELEVATION(FEET) = 999.10
Page 4
LINE5Al0.TXT
DOWNSTREAM ELEVATION(FEET) = 997.57
ELEVATION DIFFERENCE(FEET) = 1.53
TC = 0.359 *[( 303.40 * *3) /( 1.53)] *" *.2 = 10.177
10 YEAR RAINFALL INTENSITY(INCH /HOUR) = 2.829
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8149
SOIL CLASSIFICATION IS "B''
SUBAREA RUNOFF(CFS) = 1.65
TOTAL AREA(ACRES) = 0.71 TOTAL RUNOFF(CFS) = 1.65 C�$•#
................................... ............................... �• �: �:............ �• is * .............. �: ,: �: � �• �: �........................, ..........
FLOW PROCESS FROM NODE 33.00 TO NODE 31.00 IS CODE = 31
----------------------------------------------------------------------------
»»> COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA « «<
» » >USING COMPUTER- ESTIMATED PIPESIZE (NON- PRESSURE FLOW) « «<
ELEVATION DATA: UPSTREAM(FEET) = 992.57 DOWNSTREAM(FEET) = 990.52
FLOW LENGTH(FEET) = 82.00 MANNING"S N = 0.013
ESTIMATED PIPE DIAMETER(INCH) INCREASED TO 18.000
DEPTH OF FLOW IN 18.0 INCH PIPE IS 3.9 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 5.88
ESTIMATED PIPE DIAMETER(INCH) = 18.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 1.65
PIPE TRAVEL TIME(MIN.) = 0.23 TC(MIN.) = 10.41
LONGEST FLOWPATH FROM NODE 32.00 TO NODE 31.00 = 385.40 FEET.
st is it � ': it '.. � is 'c is � is it * i;•': �• is � �: is � .. ;c !.: ;: it � :r .,, ?r � � ............ ...... .::c :......... 'r *'r * ,. � ;c ir':..., .........::r i..::c J........ „ „
FLOW PROCESS FROM NODE 31.00 TO NODE 31.00 IS CODE = 1
» »>DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE « «<
»» >AND COMPUTE VARIOUS CONFLUENCED STREAM VALUES « «<
' TOTAL NUMBER OF STREAMS = 2
CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 2 ARE:
TIME OF CONCENTRATION(MIN.) = 10.41
' RAINFALL INTENSITY(INCH /HR) = 2.79
TOTAL STREAM AREA(ACRES) = 0.71
PEAK FLOW RATE(CFS) AT CONFLUENCE = 1.65
'
* CONFLUENCE DATA **
STREAM RUNOFF TC
INTENSITY AREA
NUMBER (CFS) (MIN.)
(INCH /HOUR) (ACRE)
1 7.84 14.46
2.308 3.91
'
2........ 1.65 10^41
S•.7:1.r.'a.itl.Cl.I.J.J.J . rJ.rJ.r it i..J.n:rn.". !. :r nl.Alr J.r It `.. J.: '�'
2.792 _ ^ ^^ 0.71•,^,
*:: ,.'..irl.A.r.l. *�Jr J.r:rl..r.J.J:I . r)r *l. J. *.; ^��i..".. J.r J.r J. lr J.r
IN THIS COMPUTER PROGRAM, THE
CONFLUENCE VALUE USED IS BASED
ON THE RCFC &WCD FORMULA OF PLATE D -1 AS DEFAULT VALUE, THIS'FORMULA
WILL NOT NECESSARILY RESULT IN THE MAXIMUM VALUE OF PEAK FLOW.
J.r it �• irJ. rirJ. c*** ir��•* �rJ..•' c*' k*....* ir*** �•** �•**
�... r: c�...... ..�- J.tlr� * * *it * *.. *it * *�•�• *lc :t *�• *ir sY ** *'cam *i.
RAINFALL INTENSITY AND TIME OF
CONCENTRATION RATIO
'
CONFLUENCE FORMULA USED FOR 2
STREAMS.
** PEAK FLOW RATE TABLE *••
STREAM RUNOFF TC
INTENSITY
NUMBER (CFS) (MIN.)
(INCH /HOUR)
'
1 7.29 10.41
2.792
2 9.20 14.46
2.308
COMPUTED CONFLUENCE ESTIMATES
ARE AS FOLLOWS:
'
PEAK FLOW RATE(CFS) = 9.20
TC(MIN.) = 14.46
TOTAL AREA(ACRES) = 4.62
LONGEST FLOWPATH FROM NODE
28.00 TO NODE 31.00 = 971.70 FEET.
Page 5
I
' LINE5Al0.TXT
..:rte � ...............................: �:.................................,.....,....................................... ...............................
' - -FLOW PROCESS FROM NODE 31.00 TO NODE 34.00 IS CODE = 31
» »>COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA« «<
» » >USING COMPUTER - ESTIMATED PIPESIZE (NON- PRESSURE FLOW) « «<
' ELEVATION DATA: UPSTREAM(FEET) = 990.52 DOWNSTREAM(FEET) = 987.23
FLOW LENGTH(FEET) = 658.10 MANNING'S N = 0.013
DEPTH OF FLOW IN 21.0 INCH PIPE IS 14.8 INCHES
' PIPE -FLOW VELOCITY(FEET /SEC.) = 5.09
ESTIMATED PIPE DIAMETER(INCH) = 21.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 9.20
PIPE TRAVEL TIME(MIN.) = 2.16 TC(MIN.) = 16.61
-- LONGEST - FLOWPATH- FROM - NODE
- - - -- 2800 -TO- NODE
- - - -- 34_00 - = -- 1629_80- FEET.
- --
END OF STUDY SUMMARY:
TOTAL AREA(ACRES) = 4.62 TC(MIN.) = 16.61
== PEAK — FLOW — RATE( CFS)9= ?0__________ _______________________________
--------------------------------------------
END OF RATIONAL METHOD ANALYSIS
�.o
Il
1
1
� I
i
1
Page 6
LINE6A10.TXT
RATIONAL METHOD HYDROLOGY COMPUTER PROGRAM BASED ON
RIVERSIDE COUNTY FLOOD CONTROL & WATER CONSERVATION DISTRICT
(RCFC &WCD) 1978 HYDROLOGY MANUAL
(c) Copyright 1982 -2004 Advanced Engineering Software (aes)
(Rational Tabling version 6.OD)
Release Date: 01/01/2004 License ID 1566
Analysis prepared by:
RCE Consultants
DESCRIPTION OF STUDY
MADISON CLUB 10 YEAR ANALYSIS
*.MADISON STORM DRAIN LINE 6A (3C -1, 3C -2)
MAY 25, 2005
FILE NAME: LINE6A.DAT
TIME /DATE OF STUDY: 14:54 05/25/2005
---------------------------------------------------------------------- - - - - --
USER SPECIFIED HYDROLOGY AND HYDRAULIC MODEL INFORMATION:
----------------------------------------------------------------------------
USER SPECIFIED STORM EVENT(YEAR) = 10.00
SPECIFIED MINIMUM PIPE SIZE(INCH) = 18.00
SPECIFIED PERCENT OF GRADIENTS(DECIMAL) TO USE
FOR FRICTION SLOPE
= 0.95
10 -YEAR STORM 10- MINUTE INTENSITY(INCH /HOUR) =
2.830
10 -YEAR STORM 60- MINUTE INTENSITY(INCH /HOUR) =
1.000
100 -YEAR STORM 10- MINUTE INTENSITY(INCH /HOUR)
= 4.520
100 -YEAR STORM 60- MINUTE INTENSITY(INCH /HOUR)
= 1.600
SLOPE OF 10 -YEAR INTENSITY - DURATION CURVE = 0.5805893
SLOPE OF 100 -YEAR INTENSITY - DURATION CURVE =
0.5796024
COMPUTED RAINFALL INTENSITY DATA:
STORM EVENT = 10.00 1 -HOUR INTENSITY(INCH /HOUR)
= 1.010
SLOPE OF INTENSITY DURATION CURVE = 0.5806
RCFC &WCD HYDROLOGY MANUAL "C "- VALUES USED FOR
RATIONAL METHOD
NOTE: COMPUTE CONFLUENCE VALUES ACCORDING TO RCFC
&WCD HYDROLOGY MANUAL
AND IGNORE OTHER CONFLUENCE COMBINATIONS
FOR DOWNSTREAM ANALYSES
*USER- DEFINED STREET - SECTIONS FOR COUPLED PIPEFLOW
AND STREETFLOW
MODEL*
HALF- CROWN TO STREET- CROSSFALL: CURB
GUTTER - GEOMETRIES:
MANNING
WIDTH CROSSFALL IN- / OUT - /PARK- HEIGHT
WIDTH LIP HIKE
FACTOR
NO. (FT) (FT) SIDE / SIDE/ WAY (FT)
(FT) (FT) (FT)
(n)
1 30.0 20.0 0.018/0.018/0.020 0.67
2.00 0.0313 0.167
0.0150
2 43.0 38.0 0.020/0.020/0.020 0.67
2.00 0.0313 0.167
0.0150
GLOBAL STREET FLOW -DEPTH CONSTRAINTS:
1. Relative Flow -Depth = 1.00 FEET
as (Maximum Allowable Street Flow Depth) - (Top -of -Curb)
2. (Depth)*(Velocity) Constraint = 6.0 (FT *FT /S)
SIZE PIPE WITH A FLOW CAPACITY GREATER THAN
OR EQUAL TO THE UPSTREAM TRIBUTARY PIPE
FLOW PROCESS FROM NODE 28.00 TO NODE 35.00 IS CODE = 21
----------------------------------------------------------------------------
» »> RATIONAL METHOD INITIAL SUBAREA ANALYSIS « «<
--------------- --
Page 1
LINE6AlO.TXT
ASSUMED INITIAL SUBAREA UNIFORM
DEVELOPMENT IS CONDOMINIUM
TC = K *[(LENGTH * *3) /(ELEVATION CHANGE)] * .2
INITIAL SUBAREA FLOW- LENGTH(FEET) = 102.80
UPSTREAM ELEVATION(FEET) = 998.69
DOWNSTREAM ELEVATION(FEET) = 997.89
ELEVATION DIFFERENCE(FEET) = 0.80
TC = 0.359 °[( 102.80 * *3) /( 0.80)1 * *.2 = 6.052
10 YEAR RAINFALL INTENSITY(INCH /HOUR) = 3.826
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8323
SOIL CLASSIFICATION IS "B"
SUBAREA RUNOFF(CFS) = 1.09
TOTAL AREA(ACRES) = 0.34 TOTAL RUNOFF(CFS) = 1.09
FLOW PROCESS FROM NODE 35.00 TO NODE 36.00 IS CODE = 62
------------------------------------------------------
» »>COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA « «<
»»>( STREET TABLE SECTION # 2 USED) « «<
UPSTREAM ELEVATION(FEET) = 997.89 DOWNSTREAM ELEVATION(FEET) = 993.78
STREET LENGTH(FEET) = 671.00 CURB HEIGHT(INCHES) = 8.0
STREET HALFWIDTH(FEET) = 43.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 38.00
INSIDE STREET CROSSFALL(DECIMAL) = 0.020
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.020
SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1
STREET PARKWAY CROSSFALL(DECIMAL) = 0.020
Manning'S FRICTION FACTOR for Streetflow Section(curb -to -curb) = 0.0150
Manning'S FRICTION FACTOR for Back -of -Walk Flow Section = 0.0200
**TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 4.60
STREETFLOW MODEL RESULTS USING ESTIMATED FLOW:
STREET FLOW DEPTH(FEET) = 0.44
HALFSTREET FLOOD WIDTH(FEET) = 13.94
AVERAGE FLOW VELOCITY(FEET /SEC.) = 2.16
PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 0.94
STREET FLOW TRAVEL TIME(MIN.) = 5.19 TC(MIN.) = 11.24
10 YEAR RAINFALL INTENSITY(INCH /HOUR) = 2.671
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8113
SOIL CLASSIFICATION IS "B"
SUBAREA AREA(ACRES) = 3.17 SUBAREA RUNOFF(CFS) = 6.87
TOTAL AREA(ACRES) = 3.51 PEAK FLOW RATE(CFS) = 7.96 G:g. 3
END OF SUBAREA STREET FLOW HYDRAULICS:
DEPTH(FEET) = 0.51 HALFSTREET FLOOD WIDTH(FEET) = 17.43
FLOW VELOCITY(FEET /SEC.) = 2.47 DEPTH *VELOCITY(FT *FT /SEC.) = 1.25
LONGEST FLOWPATH FROM NODE 28.00 TO NODE 36.00 = 773.80 FEET.
FLOW PROCESS FROM NODE 36.00 TO NODE 37.00 IS CODE = 31
---------------------------------------------------------------
» »>COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA ««<
» »> USING COMPUTER - ESTIMATED PIPESIZE (NON- PRESSURE FLOW) « «<
ELEVATION DATA: UPSTREAM(FEET) = 988.78 DOWNSTREAM(FEET) = 983.79
FLOW LENGTH(FEET) = 354.10 MANNING'S.N = 0.013
DEPTH OF FLOW IN 18.0 INCH PIPE IS 10.6 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 7.33
ESTIMATED PIPE DIAMETER(INCH) = 18.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 7.96
Page 2
Aft
LINE6Al0.TXT
PIPE TRAVEL TIME(MIN.) = 0.80 TC(MIN.) = 12.04
LONGEST FLOWPATH FROM NODE 28.00 TO NODE 37.00 = 1127.90 FEET.
FLOW PROCESS FROM NODE 37.00 TO NODE 37.00 IS CODE = 1
----------------------------------------------------------------------------
» »>DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE « «<
--------------------------------------------------------------------
TOTAL NUMBER OF STREAMS = 2
CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 1 ARE:
TIME OF CONCENTRATION(MIN.) = 12.04
RAINFALL INTENSITY(INCH /HR) = 2.57
TOTAL STREAM AREA(ACRES) = 3.51
PEAK FLOW RATE(CFS) AT CONFLUENCE = 7.96
....�'��r *sY *ir* ire• �: k��' �' r�r*':: r�...... �k' k�: r� ...............: :r�•sY�..�•�'��•:r':'ri:��'s�.. .. .. �k�., �:Y �.. .. .. .. .. �:r�..
FLOW PROCESS FROM NODE 38.00 TO NODE 39.00 IS CODE = 21
----------------------------------------------------------------------------
»»>RATIONAL METHOD INITIAL SUBAREA ANALYSIS««<
- ----------------------------------------------
ASSUMED INITIAL SUBAREA UNIFORM
DEVELOPMENT IS CONDOMINIUM
TC = K*[(LENGTH * *3) /(ELEVATION CHANGE)] * *.2
INITIAL SUBAREA FLOW- LENGTH(FEET) = 145.50
UPSTREAM ELEVATION(FEET) = 994.61
DOWNSTREAM ELEVATION(FEET) = 992.59
ELEVATION DIFFERENCE(FEET) = 2.02
TC = 0.359*[( 145.50 * *3) /( 2.02)] * *.2 = 6.194
10 YEAR RAINFALL INTENSITY(INCH /HOUR) = 3.775,
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8316
SOIL CLASSIFICATION IS "B"
SUBAREA RUNOFF(CFS) = 1.34
TOTAL AREA(ACRES) = 0.43. TOTAL RUNOFF(CFS) = 1.34
* * * * * *ir *'.r *'k *�• * * *'r .,ir *'.r it * * * *� �' s: r: k**'. r*: r* ir' r* �•' r� •it *ir * * * *�• * * *'•ir�•:r'c *'.e tr �•'r it �•ir *:r* *sir �• * **
FLOW PROCESS FROM NODE 39.00 TO NODE 40.00 IS CODE = 62
--- -------------------------------------------------------------------------
»»>COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA « «<
» »>( STREET TABLE SECTION # 2 USED) « «<
__________
UPSTREAM ELEVATION(FEET) = 992.59 DOWNSTREAM ELEVATION(FEET) = 989.90
STREET LENGTH(FEET) = 311.90 CURB HEIGHT(INCHES) = 8.0
STREET HALFWIDTH(FEET) = 43.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 38.00
INSIDE STREET CROSSFALL(DECIMAL) = 0.020
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.020
SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1
STREET PARKWAY CROSSFALL(DECIMAL) = 0.020
Manning'S FRICTION FACTOR for Streetflow Section(curb -to -curb) = 0.0150
Manning'S FRICTION FACTOR for Back -of -Walk F1oW Section = 0.0200
* *TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 4.83
STREETFLOW MODEL RESULTS USING ESTIMATED FLOW:
STREET FLOW DEPTH(FEET) = 0.42
HALFSTREET FLOOD WIDTH(FEET) = 13.20
AVERAGE FLOW VELOCITY(FEET /SEC.) = 2.50
PRODUCT OF DEPTH &VELOCITY(FT*FT /SEC.) = 1.06
STREET FLOW TRAVEL TIME(MIN.) = 2.08 TC(MIN.) = 8.27
10 YEAR RAINFALL INTENSITY(INCH /HOUR) = 3.191
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8221
SOIL CLASSIFICATION IS "B"
Page 3
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LINE6Al0.TXT
SUBAREA AREA(ACRES) 2.65 SUBAREA RUNOFF(CFS) = 6.96
TOTAL AREA(ACRES) = 3.08 PEAK FLOW RATE(CFS) = 8.30
END OF SUBAREA STREET FLOW HYDRAULICS:
DEPTH(FEET) = 0.49 HALFSTREET FLOOD WIDTH(FEET) = 16.54
FLOW VELOCITY(FEET /SEC.) = 2.84 DEPTH*VELOCITY(FT=•FT /SEC.) = 1.39
LONGEST FLOWPATH FROM NODE 38.00 TO NODE 40.00 = 457.40 FEET.
FLOW PROCESS FROM NODE 40.00 TO NODE 37.00 IS CODE = 31
» »> COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA« «<
» » >USING COMPUTER - ESTIMATED PIPESIZE (NON- PRESSURE FLOW) « «<
ELEVATION DATA: UPSTREAM(FEET) = 984.90 DOWNSTREAM(FEET) = 983.79
FLOW LENGTH(FEET) = 221.30 MANNING'S N = 0.013
DEPTH OF FLOW IN 21.0 INCH PIPE IS 13.7 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 5.00
ESTIMATED PIPE DIAMETER(INCH) = 21.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 8.30
PIPE TRAVEL TIME(MIN.) = 0.74 TC(MIN.) = 9.01
LONGEST FLOWPATH FROM NODE 38.00 TO NODE 37.00 = 678.70 FEET.
FLOW PROCESS FROM NODE 37.00 TO NODE 37.00 IS CODE = 1
----------------------------------------------------------------------------
» »>DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE « «<
» » >AND COMPUTE VARIOUS CONFLUENCED STREAM VALUES««<
- -------------------------------------------------------------------------
TOTAL NUMBER OF STREAMS = 2
CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 2 ARE:
TIME OF CONCENTRATION(MIN.) = 9.01
RAINFALL INTENSITY(INCH /HR) = 3.04
TOTAL STREAM AREA(ACRES) = 3.08
PEAK FLOW RATE(CFS) AT CONFLUENCE = 8.30
** CONFLUENCE.DATA *
STREAM
RUNOFF
TC
INTENSITY
AREA
NUMBER
(CFS)
'(MIN.)
(INCH /HOUR)
(ACRE)
1
7.96
12.04
2.566
3.51
2
8.30
9.01
3.037
3.08
IN THIS COMPUTER PROGRAM, THE CONFLUENCE VALUE USED IS BASED
ON THE RCFC &WCD FORMULA OF PLATE D -1 AS DEFAULT VALUE. THIS FORMULA
WILL NOT NECESSARILY RESULT IN THE MAXIMUM VALUE OF PEAK FLOW.
RAINFALL INTENSITY AND TIME OF CONCENTRATION RATIO
CONFLUENCE FORMULA USED FOR 2 STREAMS.
** PEAK FLOW RATE TABLE **
STREAM
RUNOFF
TC
INTENSITY
NUMBER
(CFS)
(MIN.)
(INCH /HOUR)
1
14.25
9.01
3.037
2
14.97
12.04
2.566
COMPUTED CONFLUENCE ESTIMATES ARE AS FOLLOWS:
PEAK FLOW RATE(CFS) = 14.25 TC(MIN.) = 9.01
TOTAL AREA(ACRES) = 6.59
LONGEST FLOWPATH FROM NODE 28.00 TO NODE 37.00 = 1127.90 FEET.
--------------------------------------------------
END OF STUDY SUMMARY:
Page 4
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� ~ TOTAL AREA(ACRES) ' � 6.59 T[(MIN.) 9'01
� PEAK FLOW RATE{[FS} = I4'25
===
| END OF R/Q'IONAL METHOD ANALYSIS
� 1 U
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LINEHID20.TXT
RATIONAL METHOD HYDROLOGY COMPUTER PROGRAM BASED ON
RIVERSIDE COUNTY FLOOD CONTROL & WATER CONSERVATION DISTRICT
(RCFC &WCD) 1978 HYDROLOGY MANUAL
(c) Copyright 1982 -2004 Advanced Engineering Software (aes)
(Rational Tabling version 6.OD)
Release Date: 01/01/2004 License ID 1566
Analysis prepared by:
RCE Consultants
DESCRIPTION OF
MADISON CLUB 20 YEAR ANALYSIS
MADISON STORM DRAIN LINE HIDEAWAY (2A -1,
MAY 25, 2005
STUDY
2A -2)
FILE NAME: LINEHID.DAT
TIME /DATE OF STUDY: 10:16 05/25/2005
---------------------------------------------------------------------- - - - - --
USER SPECIFIED HYDROLOGY AND HYDRAULIC MODEL INFORMATION:
----------------------------------------------------------------------------
USER SPECIFIED STORM EVENT(YEAR) = 20.00
SPECIFIED MINIMUM PIPE SIZE(INCH) = 18.00
SPECIFIED PERCENT OF GRADIENTS(DECIMAL) TO USE
FOR FRICTION SLOPE
= 0.95
10 -YEAR STORM 10- MINUTE INTENSITY(INCH /HOUR) =
2.830
10 -YEAR STORM 60- MINUTE INTENSITY(INCH /HOUR) =
1.000
100 -YEAR STORM 10- MINUTE INTENSITY(INCH /HOUR)
= 4.520
100 -YEAR STORM 60- MINUTE INTENSITY(INCH /HOUR)
= 1.600
SLOPE OF 10 -YEAR INTENSITY - DURATION CURVE = 0.5805893
SLOPE OF 100 -YEAR INTENSITY- DURATION CURVE =
0.5796024
COMPUTED RAINFALL INTENSITY DATA:
STORM EVENT = 20.00 1 -HOUR INTENSITY(INCH /HOUR) = 1.169
SLOPE OF INTENSITY DURATION CURVE = 0.5805
RCFC &WCD HYDROLOGY MANUAL "C "- VALUES USED FOR
RATIONAL METHOD
NOTE: COMPUTE CONFLUENCE VALUES ACCORDING TO RCFC &WCD HYDROLOGY MANUAL
AND IGNORE OTHER CONFLUENCE COMBINATIONS
FOR DOWNSTREAM ANALYSES
'`USER- DEFINED STREET - SECTIONS FOR COUPLED PIPEFLOW
AND STREETFLOW
MODEL*
HALF- CROWN TO STREET- CROSSFALL: CURB
GUTTER- GEOMETRIES:
MANNING
WIDTH CROSSFALL IN- / OUT - /PARK- HEIGHT
WIDTH LIP HIKE
FACTOR
NO. (FT) (FT) SIDE / SIDE/ WAY (FT)
(FT) (FT) (FT)
(n)
- -- - - - -- --- - - - - -- ----------- - - - - -- - - - - --
--- - - - -- --- - - - - -- ----------- - - - - -- - - - - --
1 30.0 20.0 0.018/0.018/0'.020 0.67
- - - -- - - - - -- - - - --
- - - -- - - - - -- - - - --
2.00 0.0313 0.167
- - - - - --
- - - - - --
0.0150
2 43.0 38.0 0.020/0.020/0.020 0.67
2.00 0.0313 0.167
0.0150
GLOBAL STREET FLOW -DEPTH CONSTRAINTS:
1. Relative Flow -Depth = 1.00 FEET
as (Maximum Allowable Street Flow Depth) - (Top -of -Curb)
2. (Depth)*(Velocity) Constraint = 6.0 (FT *FT /S)
`SIZE PIPE WITH A FLOW CAPACITY GREATER THAN
OR EQUAL TO THE UPSTREAM TRIBUTARY PIPE.°
FLOW PROCESS FROM NODE 1.00 TO NODE 2.00 IS CODE = 21
----------------------------------------------------------------------------
» »> RATIONAL METHOD INITIAL SUBAREA ANALYSIS« «<
----------------------------------------------------------------------------
----------------------------------------------------------------------------
Page 1
,�
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I•_
LINEHID20.TXT
ASSUMED INITIAL SUBAREA UNIFORM
DEVELOPMENT IS CONDOMINIUM
TC = K *[(LENGTH * *3) /(ELEVATION CHANGE)] * *.2
INITIAL SUBAREA FLOW- LENGTH(FEET) = 76.90
UPSTREAM ELEVATION(FEET) = 1009.48
DOWNSTREAM ELEVATION(FEET) = 1008.80
ELEVATION DIFFERENCE(FEET) = 0.68
TC = 0.359'[( 76.90=°3)/( 0.68)]' *.2 = 5.253
20 YEAR RAINFALL INTENSITY(INCH /HOUR) = 4.807
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8436
SOIL CLASSIFICATION IS "B"
SUBAREA RUNOFF(CFS) = 0.52
TOTAL AREA(ACRES) = 0.13 TOTAL RUNOFF(CFS) = 0.52
FLOW PROCESS FROM NODE 2.00 TO NODE 3.00 IS CODE = 62
----------------------------------------------------------------------------
» » >COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA « «<
» » >( STREET TABLE SECTION # 2 USED) « «<
-- ----------------------------------------------------------- --------------
UPSTREAM ELEVATION(FEET) = 1008.80 DOWNSTREAM ELEVATION(FEET) = 1005.96
STREET LENGTH(FEET) = 523.10 CURB HEIGHT(INCHES) = 8.0
STREET HALFWIDTH(FEET) = 43.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 38.00
INSIDE STREET CROSSFALL(DECIMAL) = 0.020
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.020
SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1
STREET PARKWAY CROSSFALL(DECIMAL) = 0.020
Manning'S FRICTION FACTOR for Streetflow Section(curb -to -curb) = 0.0150
Manning'S FRICTION FACTOR for Back -of -walk FLOW section = 0.0200
"TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 1.91
STREETFLOW MODEL RESULTS USING ESTIMATED FLOW:
STREET FLOW DEPTH(FEET) = 0.35
HALFSTREET FLOOD WIDTH(FEET) = 9.71
AVERAGE FLOW VELOCITY(FEET /SEC.) = 1.69
PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 0.59
STREET FLOW TRAVEL TIME(MIN.) = 5.17 TC(MIN.) = 10.42
20 YEAR RAINFALL INTENSITY(INCH /HOUR) = 3.229
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8228
SOIL CLASSIFICATION IS "B"
SUBAREA AREA(ACRES) = 1.03 SUBAREA RUNOFF(CFS) = 2.73
TOTAL AREA(ACRES) = 1.15 PEAK FLOW RATE(CFS) = 3.24 C.P�,, #11
END OF SUBAREA STREET FLOW HYDRAULICS:
DEPTH(FEET) = 0.40 HALFSTREET FLOOD WIDTH(FEET) = 12.31
FLOW VELOCITY(FEET /SEC.) = 1.90 DEPTH *VELOCITY(FT*FT /SEC.) = 0.77
LONGEST FLOWPATH FROM NODE 1.00 TO NODE 3.00 = 600.00 FEET.
FLOW PROCESS FROM NODE 3.00 TO NODE 4.00 IS CODE = 31
----------------------------------------------------------------------------
»» >COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA« «<
» »> USING COMPUTER - ESTIMATED PIPESIZE (NON- PRESSURE FLOW) ««<
----------------------------- ---------------
ELEVATION DATA: UPSTREAM(FEET) = 1000.96 DOWNSTREAM(FEET) = 997.95
FLOW LENGTH(FEET) = 512.60 MANNING'S N = 0.013
ESTIMATED PIPE DIAMETER(INCH) INCREASED TO 18.000
DEPTH OF FLOW IN 18.0 INCH PIPE IS 8.1 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 4.23
ESTIMATED PIPE DIAMETER(INCH) = 18.00 NUMBER OF PIPES = 1
Page 2
v
LINEHID20.TXT
PIPE- FLOW(CFS) = 3.24
PIPE TRAVEL TIME(MIN.) = 2.02 TC(MIN.) = 12.44
LONGEST FLOWPATH FROM NODE 1.00 TO NODE 4.00 = 1112.60 FEET.
................ it is i:.......................... ,. _ ..................................................................... ...............................
FLOW PROCESS FROM NODE 4.00 TO NODE 4.00 IS CODE = 1
----------------------------------------------------------------------------
»» >DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE « «<
----------------------------------------------------------------------------
----------------------------------------------------------------------------
TOTAL NUMBER OF STREAMS = 2
CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 1 ARE:
TIME OF CONCENTRATION(MIN.) = 12.44
RAINFALL INTENSITY(INCH /HR) = 2.91
TOTAL STREAM AREA(ACRES) = 1.15
PEAK FLOW RATE(CFS) AT CONFLUENCE = 3.24
.. .. .. '.r i; ir�tir i. .. .. .. it ic'.c is is .. .. sic it it i...........':i;'...... ir�i; i ............................... it ir'.....cir'.. it �'.c :: .. .. .. .. .. .. .. .. .. .. ..
FLOW PROCESS FROM NODE 3.00 TO NODE 5.00 IS CODE = 21
----------------------------------------------------------------------------
» »>RATIONAL METHOD INITIAL SUBAREA ANALYSIS ««<
----------------------------------------------------------------------------
----------------------------------------------------------------------------
ASSUMED INITIAL SUBAREA UNIFORM
DEVELOPMENT IS CONDOMINIUM
TC = K *[(LENGTH**3) /(ELEVATION CHANGE)]**.2
INITIAL SUBAREA FLOW- LENGTH(FEET) = 70.10
UPSTREAM ELEVATION(FEET) = 1005.96
DOWNSTREAM ELEVATION(FEET) = 1005.59
ELEVATION DIFFERENCE(FEET) = 0.37
TC = 0.359 *[( 70.10==•3)/( 0.37)1* .2 = 5.612
20 YEAR RAINFALL INTENSITY(INCH /HOUR) = 4.626
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8418
SOIL CLASSIFICATION IS "B"
SUBAREA RUNOFF(CFS) = 0.53
TOTAL AREA(ACRES) = 0.14 TOTAL RUNOFF(CFS) = 0.53
ire.. it ir���ic is irk' �i..... �• i; i:: r�i: ri . ..............�i;�..�•�i:...... �ir� ..:ri::r�...................... .. .. .. .. .. .. .. .. .. .. .. .. �•i; �,.
FLOW PROCESS FROM NODE 5.00 TO NODE 6.00 IS CODE = 62
----------------------------------------------------------------------------
» » >COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA« «<
»» >( STREET TABLE SECTION # 2 USED)« «<
UPSTREAM ELEVATION(FEET) = 1005.59 DOWNSTREAM ELEVATION(FEET) = 1003.15
STREET LENGTH(FEET) = 412.60 CURB HEIGHT(INCHES) = 8.0
STREET HALFWIDTH(FEET) = 43.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 38.00
INSIDE STREET CROSSFALL(DECIMAL) = 0.020
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.020
SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1
STREET PARKWAY CROSSFALL(DECIMAL) = 0.020
Manning'S FRICTION FACTOR for Streetflow Section(curb -to -curb) = 0.0150
Manning'S FRICTION FACTOR for Back -of -Walk FIoW Section = 0.0200
"TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 2.25
STREETFLOW MODEL RESULTS USING ESTIMATED FLOW:
STREET FLOW DEPTH(FEET) = 0.36
HALFSTREET FLOOD WIDTH(FEET) = 10.23
AVERAGE FLOW VELOCITY(FEET /SEC.) = 1.82
PRODUCT OF DEPTH &VELOCITY(FT*FT /SEC.) = 0.66
STREET FLOW TRAVEL TIME(MIN.) = 3.77 TC(MIN.) = 9.38
20 YEAR RAINFALL INTENSITY(INCH /HOUR) = 3.433
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8263
Page 3
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LINEHID20.TXT
SOIL CLASSIFICATION IS "B"
SUBAREA AREA(ACRES) = 1.20 SUBAREA RUNOFF(CFS) = 3.41
TOTAL AREA(ACRES) = 1.34 PEAK FLOW RATE(CFS) = 3.94
END OF SUBAREA STREET FLOW HYDRAULICS:
DEPTH(FEET) = 0.42 HALFSTREET FLOOD WIDTH(FEET) = 13.13
FLOW VELOCITY(FEET /SEC.) = 2.06 DEPTH*VELOCITY(FT*FT /SEC.) = 0.87
LONGEST FLOWPATH FROM NODE 3.00 TO NODE 6.00 = 482.70 FEET.
FLOW PROCESS FROM NODE 6.00 TO NODE 4.00 IS CODE - 31
------ -------- ----- ----- ---------- ---- ---- ---------- ---- ---- ----------------
» »> COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA « «<
» » >USING COMPUTER - ESTIMATED PIPESIZE (NON- PRESSURE FLOW)« «<
ELEVATION DATA: UPSTREAM(FEET) = 998.15 DOWNSTREAM(FEET) = 997.95
FLOW LENGTH(FEET) = 40.30 MANNING'S N = 0.013
ESTIMATED PIPE DIAMETER(INCH) INCREASED TO 18.000
1 DEPTH OF FLOW IN 18.0 INCH PIPE IS 9.5 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 4.17
ESTIMATED PIPE DIAMETER(INCH) = 18.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 3.94
PIPE TRAVEL TIME(MIN.) = 0.16 TC(MIN.) = 9.54
LONGEST FLOWPATH FROM NODE 3.00 TO NODE 4.00 = 523.00 FEET.
.. dt i; �'..• &i, d: it it i; i.• it � � �•i: � �- � �•ir is � ...................... � ir'.r it � :r it i......... i; it is '.e 'k i. '.r it i::h it �-i; it i; ir'...r is it it � ie'.. �•it � � it
FLOW PROCESS FROM NODE 4.00- TO_NODE ------ 4_00 IS CODE = 1
» »>DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE « «<
» » >AND COMPUTE VARIOUS CONFLUENCED STREAM VALUES « «<
-___________
TOTAL NUMBER OF STREAMS = 2
CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 2 ARE:
TIME OF CONCENTRATION(MIN.) = 9.54
RAINFALL INTENSITY(INCH /HR) = 3.40
TOTAL STREAM AREA(ACRES) = 1.34
PEAK FLOW RATE(CFS) AT CONFLUENCE = 3.94
CONFLUENCE DATA �*
STREAM RUNOFF TC INTENSITY AREA
NUMBER (CFS) (MIN.) (INCH /HOUR) (ACRE)
1 3.24 12.44 2.914 1.15
2 3.94^ ,^9.54^ 3.399 _ 1.34 ^ ^^^^^
�ir'.r it i;i;i;i:�•"�- :t�•:t�k �•"�- �•�i- ''� -:ri<� -'-mot k �i;�WARNINGi; fir �•+- ir�- �i;���.....,....��i; �•"���ir�ir �.. A...,.ax
IN THIS COMPUTER PROGRAM, THE CONFLUENCE VALUE USED IS BASED
ON THE RCFC &WCD FORMULA OF PLATE D -1 AS DEFAULT VALUE. THIS FORMULA
^WILL NOT NECESSARILY RESULT ^IN^THE MAXIMUM VALUE OF^ PEAK ^FLOW. ^^
�i; �it� �'��� �i;itir�'.t��i;irir� �'s�+.�....t.�irkie� �it�i;'.tR.'.'•i.•ir�•i;i; � .... .........r..r..r........A',t� �i.•ir� �iri; ��....
RAINFALL INTENSITY AND TIME OF CONCENTRATION RATIO
CONFLUENCE FORMULA USED FOR 2 STREAMS.
PEAK FLOW RATE TABLE **
STREAM RUNOFF TC INTENSITY
NUMBER (CFS) (MIN.) (INCH /HOUR)
1 6.42 9.54 3.399
2 6.62 12.44 2.914
COMPUTED CONFLUENCE ESTIMATES ARE AS FOLLOWS:
PEAK FLOW RATE(CFS) = 6.42 TC(MIN.) = 9.54
TOTAL AREA(ACRES) = 2.49
LONGEST FLOWPATH FROM NODE
1.00 TO NODE 4.00 = 1112.60 FEET.
Page 4
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LINEHID20.TXT
FLOW PROCESS FROM NODE 4.00 TO NODE 7.00 IS CODE = 31
------------------------------------------------------------------'----------
»» >COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA««<
» » >USING COMPUTER - ESTIMATED PIPESIZE (NON- PRESSURE FLOW)« «<
ELEVATION DATA: UPSTREAM(FEET) = 997.95 DOWNSTREAM(FEET) = 997.44
FLOW LENGTH(FEET) = 102.20 MANNING'S N = 0.013
DEPTH OF FLOW IN 18.0 INCH PIPE IS 13.2 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 4.62
ESTIMATED PIPE DIAMETER(INCH) = 18.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 6.42
PIPE TRAVEL TIME(MIN.) = 0.37 TC(MIN.) = 9.91
LONGEST FLOWPATH FROM NODE 1.00 TO NODE 7.00 = 1214.80 FEET.
----------------------------------------------------------------------------
----------------------------------------------------------------------------
END OF STUDY SUMMARY:
TOTAL AREA(ACRES) = 2.49 TC(MIN.) = 9.91
PEAK FLOW RATE(CFS) = 6.42
END OF RATIONAL METHOD ANALYSIS
Page 5
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LINE3AN20.TXT
RATIONAL METHOD HYDROLOGY COMPUTER PROGRAM BASED ON
RIVERSIDE COUNTY FLOOD CONTROL & WATER CONSERVATION DISTRICT
(RCFC &WCD) 1978 HYDROLOGY MANUAL
(c) Copyright 1982 -2004 Advanced Engineering Software (aes)
(Rational Tabling version 6.OD)
Release Date: 01/01/2004. License ID 1566
Analysis prepared by:
RCE Consultants
kk'.....� .. .. .. ...... .... .... DESCRIPTION OF STUDY
MADISON CLUB 20 YEAR ANALYSIS
MADISON STORM DRAIN LINE 3A NORTH (2A -3, 2A -4, 2A -5)
MAY 25, 2005
.. .. .. '.: irk': kic'. r ..................................................'. r�.:' c�..... ...'.r:r�ir��....�'.e���.':.... ': is is �..�ir �l. .. .. .. '.r�'.r ..
FILE NAME: LINE3AN.DAT
TIME /DATE OF STUDY: 11:10 05/25/2005
---------------------------------------------------------------------- - - - - --
USER SPECIFIED HYDROLOGY AND HYDRAULIC MODEL INFORMATION:
----------------------------------------------------------------------------
USER SPECIFIED STORM EVENT(YEAR) = 20.00
SPECIFIED MINIMUM PIPE SIZE(INCH) = 18.00
SPECIFIED PERCENT OF GRADIENTS(DECIMAL) TO USE FOR FRICTION SLOPE = 0.95
10 -YEAR STORM 10- MINUTE INTENSITY(INCH /HOUR) = 2.830
10 -YEAR STORM 60- MINUTE INTENSITY(INCH /HOUR) = 1.000
100 -YEAR STORM 10- MINUTE INTENSITY(INCH /HOUR) = 4.520
100 -YEAR STORM 60- MINUTE INTENSITY(INCH /HOUR) = 1.600
SLOPE OF 10 -YEAR INTENSITY - DURATION CURVE = 0.5805893
SLOPE OF 100 -YEAR INTENSITY - DURATION CURVE = 0.5796024
COMPUTED RAINFALL INTENSITY DATA:
STORM EVENT = 20.00 1 -HOUR INTENSITY(INCH /HOUR) = 1.169
SLOPE OF INTENSITY DURATION CURVE = 0.5805
RCFC &WCD HYDROLOGY MANUAL "C "- VALUES USED FOR RATIONAL METHOD
NOTE: COMPUTE CONFLUENCE VALUES ACCORDING TO RCFC &WCD HYDROLOGY MANUAL
AND IGNORE OTHER CONFLUENCE COMBINATIONS FOR DOWNSTREAM ANALYSES
*USER- DEFINED STREET - SECTIONS FOR COUPLED PIPEFLOW AND STREETFLOW MODEL*
HALF- CROWN TO STREET- CROSSFALL: CURB GUTTER- GEOMETRIES: MANNING
WIDTH CROSSFALL IN- / OUT - /PARK- HEIGHT WIDTH LIP HIKE FACTOR
NO. (FT) (FT) SIDE / SIDE/ WAY (FT) (FT) (FT) (FT) (n)
1 30.0 20.0 0.018/0.018/0.020 0.67 2.00 0.0313 0.167 0.0150
2 43.0 38.0 0.02010.02010.020 0.67 2.00 0.0313 0.167 0.0150
GLOBAL STREET FLOW -DEPTH CONSTRAINTS:
1. Relative Flow -Depth = 1.00 FEET
as (Maximum Allowable Street Flow Depth) - (Top -of -Curb)
2. (Depth) *(Velocity) Constraint = 6.0 (FT *FT /S)
*SIZE PIPE WITH A FLOW CAPACITY GREATER THAN
OR EQUAL TO THE UPSTREAM TRIBUTARY PIPE.*
.... kkk�• �• k�. kk� .................................. kkkkk�•'. r* kkkkk�- �• �•'. r�•'. rk�-'..• �• kkkk�- '..•�- kk'.:k�•kkk *k.......,kk�-
FLOW PROCESS FROM NODE 8.00 TO NODE 9.00 IS CODE = 21
----------------------------------------------------------------------------
» »> RATIONAL METHOD INITIAL SUBAREA ANALYSIS « «<
--------------------
Page 1
V
LINE3AN20.TXT
ASSUMED INITIAL SUBAREA UNIFORM
DEVELOPMENT IS CONDOMINIUM
TC = K *•[(LENGTH * *3) /(ELEVATION CHANGE)]**.2
INITIAL SUBAREA FLOW- LENGTH(FEET) = 99.60
UPSTREAM ELEVATION(FEET) = 1008.98
DOWNSTREAM ELEVATION(FEET) = 1008.41
ELEVATION DIFFERENCE(FEET) = 0.57
TC = 0.359[( 99.60 *3)/( 0.57)1* .2 = 6.355
20 YEAR RAINFALL INTENSITY(INCH /HOUR) = 4.304
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8383
SOIL CLASSIFICATION IS "B"
SUBAREA RUNOFF(CFS) = 1.07
TOTAL AREA(ACRES) = 0.30 TOTAL RUNOFF(CFS) = 1.07
....': i:':....': isi:*'.... �: r� ..............': �'..• i:'.................. .....�:c�.......:'r'........... ism'....... ....::�..........�•i�..........
FLOW PROCESS FROM NODE 9.00 TO NODE 10.00 IS CODE = 62
----------------------------------------------------------------------------
» » >COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA « «<
»»>( STREET TABLE SECTION # 2 USED) « «<
- - --------------------------------------------------
UPSTREAM ELEVATION(FEET) = 1008.41 DOWNSTREAM ELEVATION(FEET) = 999.67
STREET LENGTH(FEET) = 1241.10 CURB HEIGHT(INCHES) = 8.0
STREET HALFWIDTH(FEET) = 43.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 38.00
INSIDE STREET CROSSFALL(DECIMAL) = 0.020
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.020
SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1
STREET PARKWAY CROSSFALL(DECIMAL) = 0.020
Manning'S FRICTION FACTOR for Streetflow Section(curb -to -curb) = 0.0150
Manning'S FRICTION FACTOR for Back -of -Walk Flow Section = 0.0200
"TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 5.31
STREETFLOW MODEL RESULTS USING ESTIMATED FLOW:
STREET FLOW DEPTH(FEET) = 0.44
HALFSTREET FLOOD WIDTH(FEET) = 14.31
AVERAGE FLOW VELOCITY(FEET /SEC.) = 2.37
PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 1.05
STREET FLOW TRAVEL TIME(MIN.) = 8.73 TC(MIN.) = 15.08
20 YEAR RAINFALL INTENSITY(INCH /HOUR) = 2.606
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8097
SOIL CLASSIFICATION IS "B"
SUBAREA AREA(ACRES) = 3.88 SUBAREA RUNOFF(CFS) = 8.19
TOTAL AREA(ACRES) = 4.18 PEAK FLOW RATE(CFS) = 9.26 C.'.
END OF SUBAREA STREET FLOW HYDRAULICS:
DEPTH(FEET) = 0.52 HALFSTREET FLOOD WIDTH(FEET) = 18.03
FLOW VELOCITY(FEET /SEC.) = 2.69 DEPTH *VELOCITY(FT *FT /SEC.) = 1.40
LONGEST FLOWPATH FROM NODE 8.00 TO NODE 10.00 = 1340.70 FEET.
FLOW PROCESS•FROM NODE 10.00 TO NODE 11.00 IS CODE = 31
----------------------------------------------------------------------------
» » >COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA « «<
» »> USING COMPUTER - ESTIMATED PIPESIZE (NON- PRESSURE FLOW) « «<
ELEVATION DATA: UPSTREAM(FEET) = 994.67 DOWNSTREAM(FEET) = 993.97
FLOW LENGTH(FEET) = 127.50 MANNING'S N = 0.013
DEPTH OF FLOW IN 21.0 INCH PIPE IS 14.3 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 5.30
ESTIMATED PIPE DIAMETER(INCH) = 21.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 9.26
Page 2
1�1
LINE3AN20.TXT
PIPE TRAVEL TIME(MIN.) = 0.40 TC(MIN.) = 15.48
LONGEST FLOWPATH FROM.NODE 8.00 TO NODE 11.00 = 1468.20 FEET.
FLOW PROCESS FROM NODE 11.00 TO NODE 11.00 IS CODE = 1
----------------------------------------------------------------------------
» » >DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE««<
TOTAL NUMBER OF STREAMS = 2
CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 1 ARE:
TIME OF CONCENTRATION(MIN.) = 15.48
RAINFALL INTENSITY(INCH /HR) = 2.57
TOTAL STREAM AREA(ACRES) = 4.18
PEAK FLOW RATE(CFS) AT CONFLUENCE = 9.26
'.r'.�i;'.c �ic�.. is it ire ...................: icy.. ..........ic'.............,�•ir is i...ic�.......... �ic�.....c ic��i; �.. .. .. .. .. .. .. .. .. .. .. .. .. ..
FLOW PROCESS FROM NODE 12.00 TO NODE 13.00 IS CODE = 21
------------------------------------ 7 ---------------------------------------
»» >RATIONAL METHOD INITIAL SUBAREA ANALYSIS « «<
----------------------------------------------------------------------------
----------------------------------------------------------------------------
ASSUMED INITIAL SUBAREA UNIFORM
DEVELOPMENT IS CONDOMINIUM
TC = Kir[(LENGTH**3) /(ELEVATION CHANGE)]'=.2
INITIAL SUBAREA FLOW- LENGTH(FEET) = 130.60
UPSTREAM ELEVATION(FEET) = 1003.48
DOWNSTREAM ELEVATION(FEET) = 1002.69
ELEVATION DIFFERENCE(FEET) = 0.79
TC = 0.359 *[( 130.60='3)/( 0.79)1 **.2 = 7.005
20 YEAR RAINFALL INTENSITY(INCH /HOUR) = 4.068
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8355
SOIL CLASSIFICATION IS "B"
SUBAREA RUNOFF(CFS) = 1.59
TOTAL AREA(ACRES) = 0.47 TOTAL RUNOFF(CFS) = 1.59
:: iri; iric�ir�.,........ iriririric�• irir�..'. ririrtt� .................................. ���t. iricir........ ��tit�........� #ir�......i•irir
FLOW PROCESS FROM NODE 13.00 TO NODE 14.00 IS CODE = 62
----------------------------------------------------------------------------
» »> COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA « «<
» »>( STREET TABLE SECTION # 2 USED) « «<
----------------------------------------------------------------------------
----------------------------------------------------------------------------
UPSTREAM ELEVATION(FEET) = 1002.69 DOWNSTREAM ELEVATION(FEET) = 999.08
STREET LENGTH(FEET) = 419.70 CURB HEIGHT(INCHES) = 8.0
STREET HALFWIDTH(FEET) = 43.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 38.00
INSIDE STREET CROSSFALL(DECIMAL) = 0.020
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.020
SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1
STREET PARKWAY CROSSFALL(DECIMAL) = 0.020
Manning'S FRICTION FACTOR for Streetflow Section(curb -to -curb) = 0.0150
Manning'S FRICTION FACTOR for Back -of -Walk Flow Section = 0.0200
~TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 4.01
STREETFLOW MODEL RESULTS USING ESTIMATED FLOW:
STREET FLOW DEPTH(FEET) = 0.40
HALFSTREET FLOOD WIDTH(FEET) = 12.24
AVERAGE FLOW VELOCITY(FEET /SEC.) = 2.38
PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 0.96
STREET FLOW TRAVEL TIME(MIN.) = 2.94 TC(MIN.) = 9.94
20 YEAR RAINFALL INTENSITY(INCH /HOUR) = 3.319
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8244
SOIL CLASSIFICATION IS "B"
Page 3
LINE3AN20.TXT
SUBAREA AREA(ACRES) = 1.76 SUBAREA RUNOFF(CFS) = 4.82
TOTAL AREA(ACRES) = 2.23 PEAK FLOW RATE(CFS) = 6.41 G.g• ��
END OF SUBAREA STREET FLOW HYDRAULICS:
DEPTH(FEET) = 0.46 HALFSTREET FLOOD WIDTH(FEET) = 14.91
FLOW VELOCITY(FEET /SEC.) = 2.66 DEPTH*VELOCITY(FT *FT /SEC.) = 1.21
LONGEST FLOWPATH FROM NODE 12.00 TO NODE 14.00 = 550.30 FEET.
FLOW PROCESS FROM NODE 14.00 TO NODE 11.00 IS CODE = 31
» >>> COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA ««<
»» >USING COMPUTER - ESTIMATED PIPESIZE (NON- PRESSURE FLOW) ««<
ELEVATION DATA: UPSTREAM(FEET) = 994.08 DOWNSTREAM(FEET)
FLOW LENGTH(FEET) = 21.70 MANNING'S N = 0.013
DEPTH OF FLOW IN 18.0 INCH PIPE IS 13.1 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 4.65
ESTIMATED PIPE DIAMETER(INCH) = 18.00 NUMBER OF PIPES =
PIPE- FLOW(CFS) = 6.41
PIPE TRAVEL TIME(MIN.) = 0.08 TC(MIN.) = 10.02
LONGEST FLOWPATH FROM NODE 12.00 TO NODE 11.00 =
993.97
1
572.00 FEET.
FLOW PROCESS FROM NODE 11.00 TO NODE 11.00 IS CODE = 1
-------------------------------------------------------- - -------------------
» » >DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE« «<
» »>AND COMPUTE VARIOUS CONFLUENCED STREAM VALUES « «<
----------------------------------------------------------------------------
----------------------------------------------------------------------------
TOTAL NUMBER OF STREAMS = 2
CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 2 ARE:
TIME OF CONCENTRATION(MIN.) = 10.02
RAINFALL INTENSITY(INCH /HR) = 3.30
TOTAL STREAM AREA(ACRES) = 2.23
PEAK FLOW RATE(CFS) AT CONFLUENCE = 6.41
1
*:: CONFLUENCE DATA *
STREAM RUNOFF TC
INTENSITY
AREA
NUMBER (CFS) (MIN.)
(INCH /HOUR)
(ACRE)
1 9.26 15.48
2.567
4.18
2 6.41 10.02
3.304
2.23
• ��• �:: �• �: ��� •���::�•�����:��� „�•����:�� -��.
WARNING: �• ��• ���-
�• ������::���:���������- ���•��:��
IN THIS COMPUTER PROGRAM, THE
CONFLUENCE VALUE
USED IS BASED
ON THE RCFC &WCD FORMULA OF PLATE D -1 AS DEFAULT VALUE. THIS FORMULA
WILL NOT NECESSARILY RESULT IN
THE MAXIMUM VALUE OF PEAK FLOW.
1
RAINFALL INTENSITY AND TIME OF
CONCENTRATION
RATIO
CONFLUENCE FORMULA USED FOR 2
STREAMS.
* PEAK FLOW RATE TABLE *
STREAM RUNOFF TC
INTENSITY
NUMBER (CFS) (MIN.)
(INCH /HOUR)
1 12.40 10.02
3.304
i�
2 14.24 15.48
2.567
COMPUTED CONFLUENCE ESTIMATES
ARE AS FOLLOWS:
PEAK FLOW RATE(CFS) = 14.24
TC(MIN.) =
15.48
TOTAL AREA(ACRES) = 6.41
LONGEST FLOWPATH FROM NODE
8.00 TO NODE
11.00 = 1468.20 FEET.
Page 4
1
M
1 LINE3AN20.TXT
FLOW PROCESS FROM NODE 11.00 TO NODE 15.00 IS CODE = 31
----------------------------------------------------------------------------
'� »» >COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA « «<
» »>USING COMPUTER - ESTIMATED PIPESIZE (NON - PRESSURE FLOW) « «<
----------------------------------------------------------------------------
----------------------------------------------------------------------------
ELEVATION DATA: UPSTREAM(FEET) _ 993.97 DOWNSTREAM(FEET) = 993.58
FLOW LENGTH(FEET) = 57.10 MANNING'S N = 0.013
DEPTH OF FLOW IN 24.0 INCH PIPE IS 16.0 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 6.42
ESTIMATED PIPE DIAMETER(INCH) = 24.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 14.24
PIPE TRAVEL TIME(MIN.) = 0.15 TC(MIN.) = 15.63
LONGEST FLOWPATH FROM NODE 8.00 TO NODE 15.00 = 1525.30 FEET.
FLOW PROCESS FROM NODE 15.00 TO NODE 15.00 IS CODE 1
----------------------------------------------------------------------------
» » >DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE « «<
TOTAL NUMBER OF STREAMS = 2
CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 1 ARE:
TIME OF CONCENTRATION(MIN.) = 15.63
RAINFALL INTENSITY(INCH /HR) = 2.55
TOTAL STREAM AREA(ACRES) = 6.41
PEAK FLOW RATE(CFS) AT CONFLUENCE = 14.24
FLOW PROCESS FROM NODE 16.00 TO NODE 17.00 IS CODE 21
----------------------------------------------------------------------------
» » >RATIONAL METHOD INITIAL SUBAREA ANALYSIS« «<
---------------------------------------------------
ASSUMED INITIAL SUBAREA UNIFORM
DEVELOPMENT IS CONDOMINIUM
TC = K*E(LENGTH* 3) /(ELEVATION CHANGE)] * .2
INITIAL SUBAREA FLOW- LENGTH(FEET) = 120.90
UPSTREAM ELEVATION(FEET) = 1003.47
DOWNSTREAM ELEVATION(FEET) = 1002.68
ELEVATION DIFFERENCE(FEET) = 0.79
TC = 0.359 =[( 120.90=•3)/( 0.79)1* .2 = 6.688
20 YEAR RAINFALL INTENSITY(INCH /HOUR) = 4.178
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8369
SOIL CLASSIFICATION IS "B"
SUBAREA RUNOFF(CFS) = 0.70
TOTAL AREA(ACRES) = 0.20 TOTAL RUNOFF(CFS) = 0.70
FLOW PROCESS FROM NODE 17.00 TO NODE 18.00 IS CODE = 62
----------------------------------------------- 7 ----------------------------
»»>COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA « «<
» » >( STREET TABLE SECTION # 2 USED) « «<
- ------------------------------------- -------------
UPSTREAM ELEVATION(FEET) = 1002.68 DOWNSTREAM ELEVATION(FEET) = 999.08
STREET LENGTH(FEET) = 402.30 CURB HEIGHT(INCHES) = 8.0
STREET HALFWIDTH(FEET) = 43.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 38.00
INSIDE STREET CROSSFALL(DECIMAL) = 0.020
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.020
SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1
STREET PARKWAY CROSSFALL(DECIMAL) = 0.020
Manning's FRICTION FACTOR for Streetflow Section(curb -to -curb) = 0.0150
Manning's FRICTION FACTOR for Back -of -Walk Flow Section = 0.0200
Page 5
C-)
1
LINE3AN20.TXT
*TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 2.54
STREETFLOW MODEL RESULTS USING ESTIMATED FLOW:
STREET FLOW DEPTH(FEET) = 0.36
HALFSTREET FLOOD WIDTH(FEET) = 9.86
AVERAGE FLOW VELOCITY(FEET /SEC.) = 2.19
PRODUCT OF DEPTH&VELOCITY(FT*FT /SEC.) = 0.78
STREET FLOW TRAVEL TIME(MIN.) = 3.06 TC(MIN.) = 9.75
20 YEAR RAINFALL INTENSITY(INCH /HOUR) = 3.357
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8251
SOIL CLASSIFICATION IS "B"
SUBAREA AREA(ACRES) = 1.32 SUBAREA RUNOFF(CFS) = 3.66
TOTAL AREA(ACRES) = 1.52 PEAK FLOW RATE(CFS) = 4.36 c•R.#
END OF SUBAREA STREET FLOW HYDRAULICS:
DEPTH(FEET) = 0.41 HALFSTREET FLOOD WIDTH(FEET) = 12.53
FLOW VELOCITY(FEET /SEC.) = 2.48 DEPTH *VELOCITY(FT*FT /SEC.) = 1.01
LONGEST FLOWPATH FROM NODE 16.00 TO NODE 18.00 = 523.20 FEET.
........., it'..• ir'.......... '.r it it �• �• ir'........ '.t'.r � ............. ..............................: it i..... � 'X''k i; '.c � � it � is is it � it it i... �• :k is ir'.:....
FLOW PROCESS FROM NODE 18.00 TO NODE 15.00 IS CODE = 31
----------------------------------------------------------------------------
» »> COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA« «<
»»> USING COMPUTER- ESTIMATED PIPESIZE (NON- PRESSURE FLOW) ««<
----------------------------------------------------------------------------
----------------------------------------------------------------------------
ELEVATION DATA: UPSTREAM(FEET) = 994.08 DOWNSTREAM(FEET) = 993.58
FLOW LENGTH(FEET) = 98.90 MANNING'S N = 0.013
ESTIMATED PIPE DIAMETER(INCH) INCREASED TO 18.000
DEPTH OF FLOW IN 18.0 INCH PIPE IS 10.0 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 4.30
ESTIMATED PIPE DIAMETER(INCH) = 18.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 4.36
PIPE TRAVEL TIME(MIN.) = 0.38 TC(MIN.) = 10.13
LONGEST FLOWPATH FROM NODE 16.00 TO NODE 15.00 = 622.10 FEET.
�it��ir fir �•'.ri:..i.•���•�it ir��-ir�....'.:ir'.:�i :'.r:c�.. wit �it����..i: st it it it ir�.....:iri:k�-��ic it is �.. .. .. .. .. .r ir'.r�ir i. .. .. ..
FLOW PROCESS FROM NODE 15.00 TO NODE 15.00 IS CODE = 1
----------------------------------------------------------------------------
» » >DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE « «<
» »>AND COMPUTE VARIOUS CONFLUENCED STREAM VALUES « «<
TOTAL-NUMBER OF STREAMS = 2
CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 2 ARE:
TIME OF CONCENTRATION(MIN.) = 10.13
RAINFALL INTENSITY(INCH /HR) = 3.28
TOTAL STREAM AREA(ACRES) = 1.52
PEAK FLOW RATE(CFS) AT CONFLUENCE = 4.36
CONFLUENCE DATA *
STREAM
RUNOFF
TC
INTENSITY
AREA
NUMBER
(CFS)
(MIN.)
(INCH /HOUR)
(ACRE)
1
14.24
15.63
2.552
6.41
2
4.36
10.13
3.283
1.52
x... i.n'. '. ... '.''. is i. i.''. '.•n'�' r, i.ic -'. is is is is is'. i.•'.:n wi.•i: n.�. '� .ti n'. nii is n'n is �i.nn
IN THIS COMPUTER PROGRAM, THE CONFLUENCE VALUE USED IS BASED
ON THE RCFC &WCD FORMULA OF PLATE D -1 AS DEFAULT VALUE. THIS FORMULA
WILL NOT NECESSARILY RESULT IN THE MAXIMUM VALUE OF PEAK FLOW.
................ '.: it i......................... ....... ............................... �• is i................. � '� i :..............................
RAINFALL INTENSITY AND TIME OF CONCENTRATION RATIO
CONFLUENCE FORMULA USED FOR 2 STREAMS. '
Page 6
J
1
LINE3AN20.TXT
** PEAK
FLOW RATE
TABLE *
STREAM
RUNOFF
TC
INTENSITY
NUMBER
(CFS)
(MIN.)
(INCH /HOUR)
1
13.59
10.13
3.283
2
17.63
15.63
2.552
COMPUTED CONFLUENCE ESTIMATES ARE AS FOLLOWS:
PEAK FLOW RATE(CFS) = 17.63 TC(MIN.) _
TOTAL AREA(ACRES) = 7.93
LONGEST FLOWPATH FROM NODE 8.00 TO NODE
15.63
15.00 = 1525.30 FEET.
FLOW PROCESS FROM NODE 15.00 TO NODE 19.00 IS CODE = 31
----------------------------------------------------------------------------
» » >COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA« «<
» » >USING COMPUTER- ESTIMATED PIPESIZE (NON- PRESSURE FLOW) « «<
ELEVATION DATA: UPSTREAM(FEET) = 993.58 DOWNSTREAM(FEET) = 989.83
FLOW LENGTH(FEET) = 729.60 MANNING'S N = 0.013
DEPTH OF FLOW IN 27.0 INCH PIPE IS 18.5 INCHES
PIPE- FLOW•VELOCITY(FEET /SEC.) = 6.07
ESTIMATED PIPE DIAMETER(INCH) = 27.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 17.63
PIPE TRAVEL TIME(MIN.) = 2.00 TC(MIN.) = 17.64
LONGEST FLOWPATH FROM NODE 8.00 TO NODE 19.00 = 2254.90 FEET.
----------------------------------------------------------------------------
----------------------------------------------------------------------------
END OF STUDY SUMMARY:
TOTAL AREA(ACRES) = 7.93 TC(MIN.) = 17.64
PEAK FLOW RATE(CFS) = 17.63
u
END OF RATIONAL METHOD ANALYSIS
I
Page 7
LINE3AS20.TXT
RATIONAL METHOD HYDROLOGY COMPUTER PROGRAM BASED ON
RIVERSIDE COUNTY FLOOD CONTROL & WATER CONSERVATION DISTRICT
(RCFC &WCD) 1978 HYDROLOGY MANUAL
(c) Copyright 1982 -2004 Advanced Engineering software (aes)
(Rational Tabling version 6.OD)
Release Date: 01/01/2004 License ID 1566
Analysis prepared by:
RCE Consultants
�r'.:�r�- •.�r� -�.. .. ��r� .. .. .. .. .. .. .. �r �r:�; .. DESCRIPTION OF STUDY ................ .r :r �.. .. .. .. .. ::��;r �.. .. �r�
• MADISON CLUB 20 YEAR ANALYSIS
• MADISON STORM DRAIN LINE 3A SOUTH (2A -6, 2A -7)
• MAY 25, 2005
:r t; 'r'; d; '. ,; :r :r :r ir'.; 'r � i; '.; ...r :r � � 'r' ............. •.': ir'r � � it �• � 'r'c it ir'r i; '.; :t': � � .........::r �- :r i; '::r �• 'r � 'r ir'............. � '.t'.:
FILE NAME: LINE3AS.DAT
TIME /DATE OF STUDY: 12:00 05/25/2005
---------------------------------------------------------------------- - - - - --
USER SPECIFIED HYDROLOGY AND HYDRAULIC MODEL INFORMATION:
----------------------------------------------------------------------------
USER SPECIFIED STORM EVENT(YEAR) = 20.00
SPECIFIED MINIMUM PIPE SIZE(INCH) = 18.00
SPECIFIED PERCENT OF GRADIENTS(DECIMAL) TO USE
FOR FRICTION SLOPE
= 0.95
10 -YEAR STORM 10- MINUTE INTENSITY(INCH /HOUR) =
2.830
10 -YEAR STORM 60- MINUTE INTENSITY(INCH /HOUR) =
1.000
100-YEAR STORM 10- MINUTE INTENSITY(INCH /HOUR)
= 4.520
100 -YEAR STORM 60- MINUTE INTENSITY(INCH /HOUR)
= 1.600
SLOPE OF 10 -YEAR INTENSITY - DURATION CURVE = 0.5805893
SLOPE OF 100 -YEAR INTENSITY - DURATION CURVE =
0.5796024
COMPUTED RAINFALL INTENSITY DATA:
STORM EVENT = 20.00 1 -HOUR INTENSITY(INCH /HOUR)
= 1.169
SLOPE OF INTENSITY DURATION CURVE = 0.5805
RCFC &WCD HYDROLOGY MANUAL "C "- VALUES USED FOR
RATIONAL METHOD
NOTE: COMPUTE CONFLUENCE VALUES ACCORDING TO RCFC
&WCD HYDROLOGY MANUAL
AND IGNORE OTHER CONFLUENCE COMBINATIONS
FOR DOWNSTREAM ANALYSES
*USER- DEFINED STREET - SECTIONS FOR COUPLED PIPEFLOW
AND STREETFLOW
MODEL'
HALF- CROWN TO STREET- CROSSFALL: CURB
GUTTER- GEOMETRIES:
MANNING
WIDTH CROSSFALL IN- / OUT- /PARK- HEIGHT
WIDTH LIP HIKE
FACTOR
NO. (FT) (FT) SIDE / SIDE/ WAY (FT)
(FT) (FT) (FT)
(n)
--- - - - -- --- - - - - -- ----------- - - - - -- - - - - --
1 30.0 20.0 0.018/0.018/0.020 0.67
- - - -- - - - - -- - - - --
2.00 0.0313 0.167
- - - - - --
0.0150
2 43.0 38.0 0.020/0.020/0.020 0.67
2.00 0.0313 0.167
0.0150
GLOBAL STREET FLOW -DEPTH CONSTRAINTS:
1. Relative Flow -Depth = 1.00 FEET
as (Maximum Allowable street Flow Depth) - (Top -of -Curb)
2. (Depth)*(Velocity) Constraint = 6.0 (FT*FT /S)
*SIZE PIPE WITH A FLOW CAPACITY GREATER THAN
OR EQUAL TO THE UPSTREAM TRIBUTARY PIPE.-
FLOW PROCESS FROM NODE 12.00 TO NODE 23.00 IS CODE = 21
----------------------------------------------------------------------------
» »> RATIONAL METHOD INITIAL SUBAREA ANALYSIS ««<
----- - - - - --
Page 1
I
LINE3AS20.TXT
ASSUMED INITIAL SUBAREA UNIFORM
DEVELOPMENT IS CONDOMINIUM
TC = K*[(LENGTH * *3) /(ELEVATION CHANGE)] **.2
INITIAL SUBAREA FLOW- LENGTH(FEET) = 193.80
UPSTREAM ELEVATION(FEET) = 1003.48
DOWNSTREAM ELEVATION(FEET) = 1002.74
ELEVATION DIFFERENCE(FEET) = 0.74
TC = 0.359[( 193.80="3)/( 0.74)]" *.2 = 8.993
20 YEAR RAINFALL INTENSITY(INCH /HOUR) = 3.518
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8277
SOIL CLASSIFICATION IS "B"
SUBAREA RUNOFF(CFS) = 2.27
TOTAL AREA(ACRES) = 0.78 TOTAL RUNOFF(CFS) = 2.27
.... 4r'.: .': ir'. ri:**' rir* i:'..*•' k'. c'. r..'. r**'. r' r** �- ir* �•.. �-*..'. rir 'r * * * * * *�.... * *..:c'.: * *�-'.c �r �- * *..* *iris ................�•�-
FLOW PROCESS FROM NODE 23.00 TO NODE 24.00 IS CODE = 62
----------------------------------------------------------------------------
»» >COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA « «<
» » >( STREET TABLE SECTION # 2 USED) « «<
UPSTREAM ELEVATION(FEET) = 1002.74 DOWNSTREAM ELEVATION(FEET) 997.80
STREET LENGTH(FEET) = 626.40 CURB HEIGHT(INCHES) = 8.0
STREET HALFWIDTH(FEET) = 43.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 38.00
INSIDE STREET CROSSFALL(DECIMAL) = 0.020
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.020
SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1
STREET PARKWAY CROSSFALL(DECIMAL) = 0.020
Manning'S FRICTION FACTOR for Streetflow Section(curb -to -curb) = 0.0150
Manning'S FRICTION FACTOR for Back -of -Walk F1oW Section = 0.0200
"TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 4.78
STREETFLOW MODEL RESULTS USING ESTIMATED FLOW:
STREET FLOW DEPTH(FEET) = 0.43
HALFSTREET FLOOD WIDTH(FEET) = 13.42
AVERAGE FLOW VELOCITY(FEET /SEC.) = 2.40
PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 1.02
STREET FLOW TRAVEL TIME(MIN.) = 4.35 TC(MIN.) = 13.34
20 YEAR RAINFALL INTENSITY(INCH /HOUR) = 2.798
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8142
SOIL CLASSIFICATION IS "B"
SUBAREA AREA(ACRES) = 2.19 SUBAREA RUNOFF(CFS) = 4.98
TOTAL AREA(ACRES) = 2.97 PEAK FLOW RATE(CFS) = 7.25 c.9.+ 7
END OF SUBAREA STREET FLOW HYDRAULICS:
DEPTH(FEET) = 0.48 HALFSTREET FLOOD WIDTH(FEET) = 15.95
FLOW VELOCITY(FEET /SEC.) = 2.65 DEPTH.VELOCITY(FT*FT /SEC.) = 1.27
LONGEST FLOWPATH FROM NODE 12.00 TO NODE 24.00 = 820.20 FEET.
**' r'. r*'. r..'. rir�•: r* �• �- sYicir' k* k*'.: �•*: cirdr* ir*'. r.:: r* �•* sYir** ir****....******':: e�' r 's�•'r * * * * * *'.r�•':�• *'.rir�• **
FLOW PROCESS FROM NODE 24.00 TO NODE 22.00 IS CODE = 31
----------------------------------------------------------------------------
» »>COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA « «<
» »> USING COMPUTER- ESTIMATED PIPESIZE (NON - PRESSURE FLOW) « «<
- - - --------------------------------------------
ELEVATION DATA: UPSTREAM(FEET) = 992.80 DOWNSTREAM(FEET) = 992.03
FLOW LENGTH(FEET) = 153.30 MANNING'S N = 0.013
DEPTH OF FLOW IN 18.0 INCH PIPE IS 14.7 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 4.68
ESTIMATED PIPE DIAMETER(INCH) = 18.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 7.25
Page 2
1
i]
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w
1
1
LINE3AS20.TXT
PIPE TRAVEL TIME(MIN.) = 0.55 TC(MIN.) = 13.89
LONGEST FLOWPATH FROM NODE 12.00 TO NODE 22.00 = 973.50 FEET.
FLOW PROCESS FROM NODE 22.00 TO NODE 22.00 IS CODE = 1
----------------------------------------------------------------------------
» »>DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE« «<
TOTAL NUMBER OF STREAMS = 2
CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 1 ARE:
TIME OF CONCENTRATION(MIN.) = 13.89
RAINFALL INTENSITY(INCH /HR) = 2.73
TOTAL STREAM AREA(ACRES) = 2.97
PEAK FLOW RATE(CFS) AT CONFLUENCE = 7.25
it ir�..'.ri.�•i: it is ire....' .rk� ........................�'r ire'. c.. iri; �.... .....:ir�..�ir'.rir'.c��'.rir'r it ire.,.. .. .. .. it .. .. .. .. .. .. .. .. .. �•ir
FLOW PROCESS FROM NODE 16.00 TO NODE 20.00 IS CODE = 21
----------------------------------------------------------------------------
»»>RATIONAL METHOD INITIAL SUBAREA ANALYSIS « «<
ASSUMED INITIAL SUBAREA UNIFORM
DEVELOPMENT IS CONDOMINIUM
TC = Kir[(LENGTH *3) /(ELEVATION CHANGE)] * *.2
INITIAL SUBAREA FLOW- LENGTH(FEET) = 91.10
UPSTREAM ELEVATION(FEET) = 1003.47
DOWNSTREAM ELEVATION(FEET) = 1003.29
ELEVATION DIFFERENCE(FEET) = 0.18
TC = 0.359•[( 91.10 ="3)/( 0.18)]• *.2 = 7.586
20 YEAR RAINFALL INTENSITY(INCH /HOUR) = 3.884
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8331
SOIL CLASSIFICATION IS "B
SUBAREA RUNOFF(CFS) = 0.50
TOTAL AREA(ACRES) = 0.15 TOTAL RUNOFF(CFS) = 0.50
iri;iri: it it k �•ir�.,.. ir�ir ire.... sir �.......... �ir'.tk' ...................... pie ic�ir�........�i; it it �'.ri; ire.. .. .. �•ir�.. .. �i; �ir'.r :Y�
- -FLOW PROCESS FROM NODE 20.00 TO NODE 21.00 IS CODE = 62
----------------------------------------------------------------------
» »>COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA « «<
» » >( STREET TABLE SECTION ## 2 USED) ««< l
- - --------------------------------------------------
UPSTREAM ELEVATION(FEET) = 1003.29 DOWNSTREAM ELEVATION(FEET) = 999.88
STREET LENGTH(FEET) = 644.40 CURB HEIGHT(INCHES) = 8.0
STREET HALFWIDTH(FEET) = 43.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 38.00
INSIDE STREET CROSSFALL(DECIMAL) = 0.020
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.020
SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1
STREET PARKWAY CROSSFALL(DECIMAL) = 0.020
Manning'S FRICTION FACTOR for Streetflow Section(curb -to -curb) = 0.0150
Manning'S FRICTION FACTOR for Back -of -Walk Flow Section = 0.0200
*TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 1.94
STREETFLOW MODEL RESULTS USING ESTIMATED FLOW:
STREET FLOW DEPTH(FEET) = 0.35
HALFSTREET FLOOD WIDTH(FEET) = 9.79
AVERAGE FLOW VELOCITY(FEET /SEC.) _ ' 1.69
PRODUCT OF DEPTH &VELOCITY(FT*FT /SEC.) = 0.60
STREET FLOW TRAVEL TIME(MIN.) = 6.34 TC(MIN.) = 13.93
20 YEAR RAINFALL INTENSITY(INCH /HOUR) = 2.729,
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8126
SOIL CLASSIFICATION IS "B"
Page 3
LINE3A520.TXT
SUBAREA AREA(ACRES) = 1.29 SUBAREA RUNOFF(CFS) = 2.85
TOTAL AREA(ACRES) = 1.44 PEAK FLOW RATE(CFS) = 3.35 C;•�.-
END OF SUBAREA STREET FLOW HYDRAULICS:
DEPTH(FEET) = 0.41 HALFSTREET FLOOD WIDTH(FEET) = 12.53
FLOW VELOCITY(FEET /SEC.) = 1.90 DEPTH*VELOCITY(FT *FT /SEC.) = 0.78
LONGEST FLOWPATH FROM NODE 16.00 TO NODE 21.00 = 735.50 FEET.
.. *i; � . ..............................r it i. .......................... * *'.c it �•�•'.•'. - *�•ir it �• *�.......,............ .. .. .. .. .. .. it is i.•ir * *i. .. .. ..
FLOW PROCESS FROM NODE 21.00 TO NODE 22.00 IS CODE = 31
----------------------------------------------------------------------------
» »> COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA « «<
»»>USING COMPUTER- ESTIMATED PIPESIZE (NON- PRESSURE FLOW) ««<
----------------------------------------------------------------------------
----------------------------------------------------------------------------
ELEVATION DATA: UPSTREAM(FEET) = 994.88 DOWNSTREAM(FEET) = 992.03,
FLOW LENGTH(FEET) = 95.90 MANNING'S N = 0.013
ESTIMATED PIPE DIAMETER(INCH) INCREASED TO 18.000
DEPTH OF FLOW IN 18.0 INCH PIPE IS 5.3 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 7.68
ESTIMATED PIPE DIAMETER(INCH) = 18.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 3.35
PIPE TRAVEL TIME(MIN.) = 0.21 TC(MIN.) = 14.14
LONGEST FLOWPATH FROM NODE 16.00 TO NODE 22.00 = 831.40 FEET.
FLOW PROCESS FROM NODE 22.00 TO NODE 22.00 IS CODE = 1
----------------------------------------------------------------------------
» » >DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE « «<
» » >AND COMPUTE VARIOUS CONFLUENCED STREAM VALUES « «<
----------------------------------------------------------------------------
----------------------------------------------------------------------------
TOTAL NUMBER OF STREAMS = 2
CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 2 ARE:
TIME OF CONCENTRATION(MIN.) = 14.14
RAINFALL INTENSITY(INCH /HR) = 2.71
TOTAL STREAM AREA(ACRES) = 1.44
PEAK FLOW RATE(CFS) AT CONFLUENCE = 3.35
** CONFLUENCE DATA
**
STREAM RUNOFF-
TC
INTENSITY
AREA
NUMBER (CFS)
(MIN.)
(INCH /HOUR)
(ACRE)
1 7.25
13.89
2.734
2.97
2 3.35
14.14
2.706
1.44
* * *�•ic�•ir *� .....:*' . * *i; *i.•ir * * *i ............. *ir ir*********'.: ir* � •�•�• * * * *.... *i;'ssY * * * *�• * *'.;
"WARNING
IN THIS COMPUTER PROGRAM, THE CONFLUENCE VALUE USED IS BASED
ON THE RCFC &WCD FORMULA OF PLATE D -1 AS DEFAULT VALUE. THIS FORMULA
WILL NOT NECESSARILY RESULT IN THE MAXIMUM VALUE OF PEAK FLOW.
RAINFALL INTENSITY AND TIME OF CONCENTRATION RATIO
CONFLUENCE FORMULA USED•FOR 2 STREAMS.
* PEAK FLOW RATE TABLE
STREAM RUNOFF TC INTENSITY
NUMBER (CFS) (MIN.) (INCH /HOUR)
1 10.54 13.89 2.734
2 10.52 14.14 2.706
COMPUTED CONFLUENCE ESTIMATES ARE AS FOLLOWS:
PEAK FLOW RATE(CFS) = 10.54 TC(MIN.) _
TOTAL AREA(ACRES) = 4.41
LONGEST FLOWPATH FROM NODE 12.00 TO NODE
Page 4
i 11
13.89
22.00 = 973.50 FEET.
[l
LINE3AS20.TXT
FLOW PROCESS FROM NODE 22.00 TO NODE 19.00 IS CODE = 31
>:? »COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA « «<
>USING COMPUTER- ESTIMATED PIPESIZE (NON- PRESSURE FLOW) « «<
ELEVATION DATA: UPSTREAM(FEET) = 992.03 DOWNSTREAM(FEET) = 989.83
FLOW LENGTH(FEET) = 439.80 MANNING'S N = 0.013
DEPTH OF FLOW IN 21.0 INCH PIPE IS 16.6 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 5.17
ESTIMATED PIPE DIAMETER(INCH) = 21.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 10.54
PIPE TRAVEL TIME(MIN.) = 1.42 TC(MIN.) = 15.31
LONGEST FLOWPATH FROM NODE 12.00 TO NODE 19.00 = 1413.30 FEET.
END OF STUDY SUMMARY:
TOTAL AREA(ACRES) = 4.41 TC(MIN.) = 15.31
PEAK FLOW RATE(CFS) = 10.54
----------------------------------------------------------------------------
----------------------------------------------------------------------------
----------------------------------------------------------------------------
----------------------------------------------------------------------------
END OF RATIONAL METHOD ANALYSIS
a
Page 5
1
LINE5A20.TXT
RATIONAL METHOD ,HYDROLOGY ,COMPUTER J PROGRAM ,BASED AON,,,,,
RIVERSIDE COUNTY FLOOD CONTROL & WATER CONSERVATION DISTRICT
(RCFC &WCD) 1978 HYDROLOGY MANUAL
(c) Copyright 1982 -2004 Advanced Engineering Software (aes)
(Rational Tabling version 6.OD)
Release Date: 01/01/2004 License ID 1566
Analysis prepared by:
'
RCE Consultants
DESCRIPTION OF STUDY
= MADISON CLUB 20 YEAR ANALYSIS
MADISON STORM DRAIN LINE 5A (3A -1, 3A -2, 3A -3)
-
i° MAY 25, 2005
FILE NAME: LINESA.DAT
TIME /DATE OF STUDY: 14:17 05/25/2005
'
----------------------------------------------------------------------------
USER SPECIFIED HYDROLOGY- AND HYDRAULIC INFORMATION:
-MODEL
-- - - -
USER SPECIFIED STORM EVENT(YEAR) = 20.00
SPECIFIED MINIMUM PIPE SIZE(INCH) = 18.00
SPECIFIED PERCENT OF GRADIENTS(DECIMAL) TO USE FOR FRICTION SLOPE
= 0.95
10 -YEAR STORM 10- MINUTE INTENSITY(INCH /HOUR) = 2.830
10 -YEAR STORM 60- MINUTE INTENSITY(INCH /HOUR) = 1.000
100 -YEAR STORM 10- MINUTE INTENSITY(INCH /HOUR) = 4.520
100 -YEAR STORM 60- MINUTE INTENSITY(INCH /HOUR) = 1.600
SLOPE OF 10 -YEAR INTENSITY - DURATION CURVE = 0.5805893
SLOPE OF 100 -YEAR INTENSITY - DURATION CURVE = 0.5796024
COMPUTED RAINFALL INTENSITY DATA:
STORM EVENT = 20.00 1 -HOUR INTENSITY(INCH /HOUR) = 1.169
SLOPE OF INTENSITY DURATION CURVE = 0.5805
RCFC &WCD HYDROLOGY MANUAL "C "- VALUES USED FOR RATIONAL METHOD
NOTE: COMPUTE CONFLUENCE VALUES ACCORDING TO RCFC &WCD HYDROLOGY MANUAL
AND IGNORE OTHER CONFLUENCE COMBINATIONS FOR DOWNSTREAM ANALYSES
*USER- DEFINED STREET - SECTIONS FOR COUPLED PIPEFLOW AND STREETFLOW
MODEL*
HALF- CROWN TO STREET- CROSSFALL: CURB GUTTER- GEOMETRIES:
MANNING
WIDTH CROSSFALL IN- / OUT- /PARK- HEIGHT WIDTH LIP HIKE
FACTOR
NO. -(FT) --- (FT) -- SIDE -/- SIDE / -WAY- -(FT)- -(FT) -(FT)- (FT)-
1 30.0 20.0 0.018/0.018/0.020 0.67 2.00 0.0313 0.167
- -(n) --
0.0150
2 43.0 38.0 0.020/0.020/0.020 0.67 2.00 0.0313 0.167
0.0150
1
GLOBAL STREET FLOW -DEPTH CONSTRAINTS:
1. Relative Flow -Depth = 1.00 FEET
as (Maximum Allowable street Flow Depth) - (Top -of -Curb)
1
2. (Depth)*(Velocity) Constraint = 6.0 (FT*FT /S)
*SIZE PIPE WITH A FLOW CAPACITY GREATER THAN
OR EQUAL TO THE UPSTREAM TRIBUTARY PIPE.=
- ��- ��::���- ::���•��:���- �•� -�•��� ...�. �.. .,..,. ...�..,..,. .,.A �.� -��.. �Ax� Ate.
- -FLOW PROCESS FROM NODE 25.00 TO NODE 26.00 IS CODE = 21
----------------------------------------------------------------------
A�,
» »> RATIONAL METHOD INITIAL SUBAREA ANALYSIS « «<
- ------
Page 1
- - - - --
1
LINE5A20.TXT
ASSUMED INITIAL SUBAREA UNIFORM
DEVELOPMENT IS CONDOMINIUM
TC = K *[(LENGTH * *3) /(ELEVATION CHANGE)] * *.2
INITIAL SUBAREA FLOW- LENGTH(FEET) = 165.40
UPSTREAM ELEVATION(FEET) = 998.42
DOWNSTREAM ELEVATION(FEET) = 997.95
ELEVATION DIFFERENCE(FEET) = 0.47
TC = 0.359=•[( 165.40 * *3) /( 0.47)] * *.2 = 8.955
20 YEAR RAINFALL INTENSITY(INCH /HOUR) = 3.527
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8279
SOIL CLASSIFICATION IS "B"
SUBAREA RUNOFF(CFS) = 1.48
TOTAL AREA(ACRES) = 0.51 TOTAL RUNOFF(CFS) = 1.48 G.i>.# G
FLOW PROCESS FROM NODE 26.00 TO NODE 27.00 IS CODE = 31
----------------------------------------------------------------------------
» » >COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA ««<
»» >USING COMPUTER - ESTIMATED PIPESIZE (NON- PRESSURE FLOW) « «<
----------------------------------------------------------------------------
----------------------------------------------------------------------------
ELEVATION DATA: UPSTREAM(FEET) = 992.95 DOWNSTREAM(FEET) = 991.46
FLOW LENGTH(FEET) = 297.40 MANNING'S N = 0.013
ESTIMATED PIPE DIAMETER(INCH) INCREASED TO 18.000
DEPTH OF FLOW IN 18.0 INCH PIPE IS 5.5 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 3.23
ESTIMATED PIPE DIAMETER(INCH) = 18.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 1.48
PIPE TRAVEL TIME(MIN.) = 1.54 TC(MIN.) = 10.49
LONGEST FLOWPATH FROM NODE 25.00 TO NODE 27.00 = 462.80 FEET.
FLOW PROCESS FROM NODE 27.00 TO NODE 27.00 IS CODE = 1
----------------------------------------------------------------------------
» » >DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE « «<
- -------------------------------------------------------------
TOTAL NUMBER OF STREAMS = 2
CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 1 ARE:
TIME OF CONCENTRATION(MIN.) = 10.49
RAINFALL INTENSITY(INCH /HR) = 3.22
TOTAL STREAM AREA(ACRES) = 0.51
PEAK FLOW RATE(CFS) AT CONFLUENCE = 1.48
FLOW PROCESS FROM NODE 28.00 TO NODE 29.00 IS CODE = 21
----------------------------------------------------------------------------
» » >RATIONAL METHOD INITIAL SUBAREA ANALYSIS««<
-- - ---------------------------------------
ASSUMED INITIAL SUBAREA UNIFORM
DEVELOPMENT IS CONDOMINIUM
TC = K *[(LENGTH * *3) /(ELEVATION CHANGE)] * *.2
INITIAL SUBAREA FLOW- LENGTH(FEET) = 109.10
UPSTREAM ELEVATION(FEET) = 998.69
DOWNSTREAM ELEVATION(FEET) = 998.26
ELEVATION DIFFERENCE(FEET) = 0.43
TC = 0.359•[( 109.10 *3)/( 0.43)] * *.2 = 7.101
20 YEAR RAINFALL INTENSITY(INCH /HOUR) = 4.035
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8351
SOIL CLASSIFICATION IS "B"
SUBAREA RUNOFF(CFS) = 0.83
TOTAL AREA(ACRES) = 0.25 TOTAL RUNOFF(CFS) = 0.83
FLOW PROCESS FROM NODE 29.00 TO NODE 30.00 IS CODE = 62
Page 2
r
LINE5A20.TXT
----------------------------------------------------------------------------
- - »»> COMPUTE- STREETSFLOW- TRAVEL- TIME)<<<<< SUBAREA« « <-------------- - - - - --
»» >( STREET TABLE SECTION # 2 USED) « «<
UPSTREAM ELEVATION(FEET) = 998.26 DOWNSTREAM ELEVATION(FEET) = 996.25
STREET LENGTH(FEET) = \633.70 CURB HEIGHT(INCHES) = 8.0
STREET HALFWIDTH(FEET) = 43.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 38.00
1 INSIDE STREET CROSSFALL(DECIMAL) = 0.020
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.020
SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1
STREET PARKWAY CROSSFALL(DECIMAL) = 0.020
' Manning'S FRICTION FACTOR for Streetflow Section(curb -to -curb) = 0.0150
Manning'S FRICTION FACTOR for Back -of -Walk Flow Section = 0.0200
**TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 4.49
' STREETFLOW MODEL RESULTS USING ESTIMATED FLOW:
STREET FLOW DEPTH(FEET) = 0.47
HALFSTREET FLOOD WIDTH(FEET) = 15.80
AVERAGE FLOW VELOCITY(FEET /SEC.) = 1.67
PRODUCT OF DEPTH &VELOCITY(FT*FT /SEC.) = 0.79
STREET FLOW TRAVEL TIME(MIN.) = 6.32 TC(MIN.) = 13.42
20 YEAR RAINFALL INTENSITY(INCH /HOUR) = 2.789
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT
SOIL CLASSIFICATION IS "B"
SUBAREA AREA(ACRES) = 3.16 SUBAREA RUNOFF(CFS) = 7.17
TOTAL AREA(ACRES) = 3.40 PEAK FLOW RATE(CFS) = 8.00 O.11
' END OF SUBAREA STREET FLOW HYDRAULICS:
DEPTH(FEET) = 0.56 HALFSTREET FLOOD WIDTH(FEET) = 19.88
FLOW VELOCITY(FEET /SEC.) = 1.93 DEPTH *VELOCITY(FT*FT /SEC.) = 1.07
LONGEST FLOWPATH FROM NODE 28.00 TO NODE 30.00 = 742.80 FEET.
FLOW PROCESS FROM NODE 30.00 TO NODE 27.00 IS CODE = 31
----------------------------------------------------------------------------
» »> COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA « «<
»»> USING COMPUTER- ESTIMATED PIPESIZE (NON- PRESSURE FLOW) « «<
------------------------------ --------------
ELEVATION DATA: UPSTREAM(FEET) = 991.66 DOWNSTREAM(FEET) = 991.46
FLOW LENGTH(FEET) = 40.20 MANNING'S N = 0.013
DEPTH OF FLOW IN 21.0 INCH PIPE IS 13.4 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 4.95
ESTIMATED PIPE DIAMETER(INCH) = 21.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 8.00
PIPE TRAVEL TIME(MIN.) = 0.14 TC(MIN.) = 13.55
LONGEST FLOWPATH FROM NODE 28.00 TO NODE 27.00 = 783.00 FEET.
' - -FLOW PROCESS FROM NODE 27.00 TO NODE 27.00 IS CODE = 1
----------------------------------------------------------------------
»»>DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE « «<
»»>AND COMPUTE VARIOUS CONFLUENCED STREAM VALUES ««<
---------------------------------------------------- - - ----
TOTAL NUMBER OF STREAMS = 2
.CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 2 ARE:
TIME OF CONCENTRATION(MIN.) = 13.55
RAINFALL INTENSITY(INCH /HR) = 2.77
TOTAL STREAM AREA(ACRES) = 3.40
PEAK FLOW'RATE(CFS) AT CONFLUENCE = 8.00
Page 3
1
� I
� I
l
1
1
.. �: �:.. �; �- � �: � �• �- �: �: �: � �- �- .. �- � �- �- �- �: �• ::.. �- �• .;:.. �• �• WARN I NG * .. �• �r � � �• .. � � � �• .. �r � ., �- �- �: �- • ::..........................
IN THIS COMPUTER PROGRAM, THE CONFLUENCE VALUE USED IS BASED
ON THE RCFC &WCD FORMULA OF PLATE D -1 AS DEFAULT VALUE. THIS FORMULA
WILL NOT NECESSARILY RESULT-IN THE MAXIMUM VALUE OF PEAK FLOW.
RAINFALL INTENSITY AND TIME OF CONCENTRATION RATIO
CONFLUENCE FORMULA USED FOR 2 STREAMS.
PEAK FLOW RATE TABLE
STREAM RUNOFF TC INTENSITY
NUMBER (CFS) (MIN.) (INCH /HOUR)
' 1 7.67 10.49 3.217
2 9.27 13.55 2.773
COMPUTED CONFLUENCE ESTIMATES ARE AS FOLLOWS:
PEAK FLOW RATE(CFS) = 9.27 TC(MIN.) = 13.55
TOTAL AREA(ACRES) = 3.91
LONGEST FLOWPATH FROM NODE 28.00 TO NODE 27.00 = 783.00 FEET.
' �•�i:�:t�:rs:'ci.•��:r'r��ir �: r�': ict ':,,,,......':�•..�•'r..�i.•.. ir���. r: c���ir����ir '.•�..�'.c'.r'c.. .. .. e'r'r .. .. .. .. .. .. :r'.t :r
FLOW PROCESS FROM NODE 27.00 TO NODE 31.00 IS CODE = 31
----------------------------------------------------------------------------
»» >COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA « «<
1 - - » »> USING - COMPUTER-ESTIMATED - PIPESIZE -(NON- PRESSURE- FLOW)<< < << -- - - - - --
ELEVATION DATA: UPSTREAM(FEET) = 991.46 DOWNSTREAM(FEET) = 990.52
FLOW LENGTH(FEET) = 188.70 MANNING'S N = 0.013
DEPTH OF FLOW IN 21.0 INCH PIPE IS 14.9 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 5.09
ESTIMATED PIPE DIAMETER(INCH) = 21.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 9.27
PIPE TRAVEL TIME(MIN.) = 0.62 TC(MIN.) = 14.17
LONGEST FLOWPATH FROM NODE 28.00 TO NODE 31.00 = 971.70 FEET.
.. pie' r„ �' x'. rir: ririr�•: r�h� •ir��-�ir��'.r�ie�..��r��„�• icy..'..• �* sY�' r��,,., ����sY�• ��• �' rir'. e '.r�•ir:c'r'....,�',e:t'.....��
' FLOW PROCESS FROM NODE 31.00 TO NODE 31.00 IS CODE = 1
» »>DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE « «<
- ------------------------------------------------------------------------
TOTAL NUMBER OF STREAMS = 2
CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 1 ARE:
TIME OF CONCENTRATION(MIN.) = 14.17
RAINFALL INTENSITY(INCH /HR) = 2.70
TOTAL STREAM AREA(ACRES) = 3.91
PEAK FLOW RATE(CFS) AT CONFLUENCE = 9.27
- -FLOW- PROCESS - FROM -NODE 32.00 TO NODE 33.00 IS CODE = 21
---------- ---- ---- ---------- ---- ---- ----------------
» » >RATIONAL METHOD INITIAL SUBAREA ANALYSIS « «<
----------------------------------------------
ASSUMED INITIAL SUBAREA UNIFORM
DEVELOPMENT IS CONDOMINIUM
TC = Kk[(LENGTH**3) /(ELEVATION CHANGE)]"°.2
INITIAL SUBAREA FLOW- LENGTH(FEET) = 303.40
UPSTREAM ELEVATION(FEET) = 999.10
Page 4
1
LINE5A20.TXT
CONFLUENCE DATA *
STREAM
RUNOFF
TC
INTENSITY
AREA
NUMBER
(CFS)
(MIN.)
(INCH /HOUR)
(ACRE)
1
1.48
10.49
3.217
0.51
2
8.00
13.55
2.773
3.40
.. �: �:.. �; �- � �: � �• �- �: �: �: � �- �- .. �- � �- �- �- �: �• ::.. �- �• .;:.. �• �• WARN I NG * .. �• �r � � �• .. � � � �• .. �r � ., �- �- �: �- • ::..........................
IN THIS COMPUTER PROGRAM, THE CONFLUENCE VALUE USED IS BASED
ON THE RCFC &WCD FORMULA OF PLATE D -1 AS DEFAULT VALUE. THIS FORMULA
WILL NOT NECESSARILY RESULT-IN THE MAXIMUM VALUE OF PEAK FLOW.
RAINFALL INTENSITY AND TIME OF CONCENTRATION RATIO
CONFLUENCE FORMULA USED FOR 2 STREAMS.
PEAK FLOW RATE TABLE
STREAM RUNOFF TC INTENSITY
NUMBER (CFS) (MIN.) (INCH /HOUR)
' 1 7.67 10.49 3.217
2 9.27 13.55 2.773
COMPUTED CONFLUENCE ESTIMATES ARE AS FOLLOWS:
PEAK FLOW RATE(CFS) = 9.27 TC(MIN.) = 13.55
TOTAL AREA(ACRES) = 3.91
LONGEST FLOWPATH FROM NODE 28.00 TO NODE 27.00 = 783.00 FEET.
' �•�i:�:t�:rs:'ci.•��:r'r��ir �: r�': ict ':,,,,......':�•..�•'r..�i.•.. ir���. r: c���ir����ir '.•�..�'.c'.r'c.. .. .. e'r'r .. .. .. .. .. .. :r'.t :r
FLOW PROCESS FROM NODE 27.00 TO NODE 31.00 IS CODE = 31
----------------------------------------------------------------------------
»» >COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA « «<
1 - - » »> USING - COMPUTER-ESTIMATED - PIPESIZE -(NON- PRESSURE- FLOW)<< < << -- - - - - --
ELEVATION DATA: UPSTREAM(FEET) = 991.46 DOWNSTREAM(FEET) = 990.52
FLOW LENGTH(FEET) = 188.70 MANNING'S N = 0.013
DEPTH OF FLOW IN 21.0 INCH PIPE IS 14.9 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 5.09
ESTIMATED PIPE DIAMETER(INCH) = 21.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 9.27
PIPE TRAVEL TIME(MIN.) = 0.62 TC(MIN.) = 14.17
LONGEST FLOWPATH FROM NODE 28.00 TO NODE 31.00 = 971.70 FEET.
.. pie' r„ �' x'. rir: ririr�•: r�h� •ir��-�ir��'.r�ie�..��r��„�• icy..'..• �* sY�' r��,,., ����sY�• ��• �' rir'. e '.r�•ir:c'r'....,�',e:t'.....��
' FLOW PROCESS FROM NODE 31.00 TO NODE 31.00 IS CODE = 1
» »>DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE « «<
- ------------------------------------------------------------------------
TOTAL NUMBER OF STREAMS = 2
CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 1 ARE:
TIME OF CONCENTRATION(MIN.) = 14.17
RAINFALL INTENSITY(INCH /HR) = 2.70
TOTAL STREAM AREA(ACRES) = 3.91
PEAK FLOW RATE(CFS) AT CONFLUENCE = 9.27
- -FLOW- PROCESS - FROM -NODE 32.00 TO NODE 33.00 IS CODE = 21
---------- ---- ---- ---------- ---- ---- ----------------
» » >RATIONAL METHOD INITIAL SUBAREA ANALYSIS « «<
----------------------------------------------
ASSUMED INITIAL SUBAREA UNIFORM
DEVELOPMENT IS CONDOMINIUM
TC = Kk[(LENGTH**3) /(ELEVATION CHANGE)]"°.2
INITIAL SUBAREA FLOW- LENGTH(FEET) = 303.40
UPSTREAM ELEVATION(FEET) = 999.10
Page 4
1
LINE5A20.TXT
DOWNSTREAM ELEVATION(FEET) = 997.57
ELEVATION DIFFERENCE(FEET) = 1.53
TC = 0.359-[( 303.40* *•3) /( 1.53)]• * -.2 = 10.177
20 YEAR RAINFALL INTENSITY(INCH /HOUR) = 3.275
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8237
SOIL CLASSIFICATION IS "B"
SUBAREA RUNOFF(CFS) = 1.93
TOTAL AREA(ACRES) = 0.71 TOTAL RUNOFF(CFS) = 1.93 c jt, 4
FLOW PROCESS FROM NODE 33.00 TO NODE 31.00 IS CODE = 31
----------------------------------------------------------------------------
» »> COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA « «<
» » >USING COMPUTER- ESTIMATED PIPESIZE (NON- PRESSURE FLOW) « «<
- - - --------------------------------------------
ELEVATION DATA: UPSTREAM(FEET) = 992.57 DOWNSTREAM(FEET) = 990.52
FLOW LENGTH(FEET) = 82.00 MANNING'S N = 0.013
ESTIMATED PIPE DIAMETER(INCH) INCREASED TO 18.000
DEPTH OF FLOW IN 18.0 INCH PIPE IS 4.2 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 6.17
ESTIMATED PIPE DIAMETER(INCH) = 18.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 1.93
PIPE TRAVEL TIME(MIN.) = 0.22 TC(MIN.).= 10.40
LONGEST FLOWPATH FROM NODE 32.00 TO NODE 31.00 = 385.40 FEET.
FLOW PROCESS FROM NODE 31.00 TO NODE 31.00 IS CODE = 1
----------------------------------------------------------------------------
» » >DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE « «<
» » >AND COMPUTE VARIOUS CONFLUENCED STREAM VALUES « «<
--------------------------------------------------------------------
TOTAL NUMBER OF STREAMS = 2
CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 2 ARE:
TIME OF CONCENTRATION(MIN.) = 10.40
RAINFALL INTENSITY(INCH /HR) = 3.23
TOTAL STREAM AREA(ACRES) = 0.71
PEAK FLOW RATE(CFS) AT CONFLUENCE = 1.93
** CONFLUENCE DATA **
STREAM
RUNOFF
TC
INTENSITY
AREA
NUMBER
(CFS)
(MIN.)
(INCH /HOUR)
(ACRE)
1
9.27
14.17
2.702
3.91
2
1.93
10.40
3.234
0.71
WARNING �• . ...............................
IN THIS COMPUTER PROGRAM, THE CONFLUENCE VALUE USED IS BASED
ON THE RCFC &WCD FORMULA OF PLATE D -1 AS DEFAULT VALUE. THIS FORMULA
WILL NOT NECESSARILY RESULT IN THE MAXIMUM VALUE OF PEAK FLOW.
RAINFALL INTENSITY AND TIME OF CONCENTRATION RATIO
CONFLUENCE FORMULA USED FOR 2 STREAMS.
°* PEAK
FLOW RATE
TABLE *-
' STREAM
NUMBER
RUNOFF
(CFS)
TC
(MIN.)
INTENSITY
(INCH /HOUR)
1
8.73
10.40
3.234
2
10.88
14.17
2.702
COMPUTED CONFLUENCE ESTIMATES ARE AS FOLLOWS:
PEAK FLOW RATE(CFS) = 10.88 TC(MIN.) = 14.17
TOTAL AREA(ACRES) = 4.62
LONGEST FLOWPATH FROM NODE 28.00 TO NODE
' Page 5
31.00 = 971.70 FEET.
i'I
' LINE5A20.TXT
' - -FLOW- PROCESS - FROM - NODE - - - -- 31.00 -TO- NODE - - -- -34.00 IS- CODE- =-- 31---- - - - - --
» » >COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA « «<
» >>>USING COMPUTER- ESTIMATED PIPESIZE (NON- PRESSURE FLOW) ««<
ELEVATION DATA: UPSTREAM(FEET) 990.52 DOWNSTREAM(FEET) = 987.23
FLOW LENGTH(FEET) = 658.10 MANNING'S N = 0.013
DEPTH OF FLOW IN 21.0 INCH PIPE IS 17.1 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 5.18
ESTIMATED PIPE DIAMETER(INCH) = 21.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 10.88
PIPE TRAVEL TIME(MIN.) = 2.12 TC(MIN.) = 16.29
' -- LONGEST FLOWPATH FROM NODE 28.00 TO NODE 34.00 = 1629.80 FEET.
-------------------------------
END OF STUDY SUMMARY:
TOTAL AREA(ACRES) = 4.62 TC(MIN.) = 16.29
-- PEAK - FLOW - RATE( CFS)=== = = = = == 1088__________ _______________________________
----------------------------------
END OF RATIONAL METHOD ANALYSIS
r-,
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Il
1
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n
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77
11
J
Page 6
LINE6A20.TXT
RATIONAL METHOD HYDROLOGY COMPUTER PROGRAM BASED ON
RIVERSIDE COUNTY FLOOD CONTROL & WATER CONSERVATION DISTRICT
(RCFC &WCD) 1978 HYDROLOGY MANUAL
(c) Copyright 1982 -2004 Advanced Engineering Software (aes)
(Rational Tabling version 6.OD)
Release Date: 01/01/2004 License ID 1566
Analysis prepared by:
RCE Consultants
�t:., t�•� .. ..�s:��•��.... �� DESCRIPTION OF STUDY ���.. ..
MADISON CLUB 20 YEAR ANALYSIS
MADISON STORM DRAIN LINE 6A (3C -1, 3C -2)
MAY 25, 2005
FILE NAME: LINE6A.DAT
TIME /DATE OF STUDY: 14:53 05/25/2005
---------------------------------------------------------------------- - - - - --
USER SPECIFIED HYDROLOGY AND HYDRAULIC MODEL INFORMATION:
----------------------------------------------------------------------------
USER SPECIFIED STORM EVENT(YEAR) = 20.00
SPECIFIED MINIMUM PIPE SIZE(INCH) = 18.00
SPECIFIED PERCENT OF GRADIENTS(DECIMAL) TO USE
FOR FRICTION SLOPE
= 0.95
10 -YEAR STORM 10- MINUTE INTENSITY(INCH /HOUR) =
2.830
10 -YEAR STORM 60- MINUTE INTENSITY(INCH /HOUR) =
1.000
100 -YEAR STORM 10- MINUTE INTENSITY(INCH /HOUR)
= 4.520
100 -YEAR STORM 60- MINUTE INTENSITY(INCH /HOUR)
= 1.600
SLOPE OF 10 -YEAR INTENSITY- DURATION CURVE = 0.5805893
SLOPE OF 100 -YEAR INTENSITY - DURATION CURVE =
0.5796024
COMPUTED RAINFALL INTENSITY DATA:
STORM EVENT = 20.00 1 -HOUR INTENSITY(INCH /HOUR)
= 1.169
SLOPE OF INTENSITY DURATION CURVE = 0.5805
RCFC &WCD HYDROLOGY MANUAL "C "- VALUES USED FOR
RATIONAL METHOD
NOTE: COMPUTE CONFLUENCE VALUES ACCORDING TO RCFC &WCD HYDROLOGY MANUAL
AND IGNORE OTHER CONFLUENCE COMBINATIONS
FOR DOWNSTREAM ANALYSES
*USER- DEFINED STREET - SECTIONS FOR COUPLED PIPEFLOW
AND STREETFLOW
MODEL*
HALF- CROWN TO STREET- CROSSFALL: CURB
GUTTER- GEOMETRIES:
MANNING
WIDTH CROSSFALL IN- / OUT- /PARK- HEIGHT
WIDTH LIP HIKE
FACTOR
NO. (FT) (FT) SIDE / SIDE/ WAY (FT)
. (FT) (FT) (FT)
(n)
-- - - - -- --- - - - - -- ----------- - - - - -- - - - - --
1 30.0 20.0 0.018/0.018/0.020 0.67
- - - -- - - - - -- - - - --
2.00 0.0313 0.167
- - - - ---
0.0150
2 43.0 38.0 0.020/0.020/0.020 0.67
2.00 0.0313 0.167
0.0150
GLOBAL STREET FLOW -DEPTH CONSTRAINTS:
1. Relative Flow -Depth = 1.00 FEET
as (Maximum Allowable street Flow Depth) - (Top -of -Curb)
2. (Depth)*(Velocity) Constraint = 6.0 (FT°FT /S)
*SIZE PIPE WITH A FLOW CAPACITY GREATER THAN
OR EQUAL-TO THE UPSTREAM TRIBUTARY PIPE."
FLOW PROCESS FROM NODE 28.00 TO NODE 35.00 IS CODE = 21
----------------------------------------------------------------------------
» »> RATIONAL METHOD INITIAL SUBAREA ANALYSIS ««<
--------------- - - --
Page 1
LINE6A20.TXT
ASSUMED INITIAL SUBAREA UNIFORM
DEVELOPMENT IS CONDOMINIUM
TC = K*[(LENGTH * *3) /(ELEVATION CHANGE)] * *.2
INITIAL SUBAREA FLOW- LENGTH(FEET) = 102.80
UPSTREAM ELEVATION(FEET) = 998.69
DOWNSTREAM ELEVATION(FEET) = 997.89
ELEVATION DIFFERENCE(FEET) = 0.80
TC = 0.359•[( 102.80* *•3) /( 0.80)]•°.2 = 6.052
20 YEAR RAINFALL INTENSITY(INCH /HOUR) = 4.428
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8397
SOIL CLASSIFICATION IS "B"
SUBAREA RUNOFF(CFS) = 1.28
TOTAL AREA(ACRES) = 0.34 TOTAL RUNOFF(CFS) = 1.28
FLOW PROCESS FROM NODE 35.00 TO NODE 36.00 IS CODE = 62
----------------------------------------------------------------------------
» »>COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA « «<
» » >( STREET TABLE SECTION # 2 USED) « «<
UPSTREAM ELEVATION(FEET) = 997.89 DOWNSTREAM ELEVATION(FEET) = 993.78
STREET LENGTH(FEET) = 671.00 CURB HEIGHT(INCHES) = 8.0
STREET HALFWIDTH(FEET) = 43.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 38.00
INSIDE STREET CROSSFALL(DECIMAL) = 0.020
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.020
SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1
STREET PARKWAY CROSSFALL(DECIMAL) = 0.020
Manning'S FRICTION FACTOR for Streetflow Section(curb -to -curb) = 0.0150
Manning'S FRICTION FACTOR for Back -of -Walk Flow Section = 0.0200
"TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 5.42
STREETFLOW MODEL RESULTS USING ESTIMATED FLOW:
STREET FLOW DEPTH(FEET) = 0.46
HALFSTREET FLOOD WIDTH(FEET) = 14.91
AVERAGE FLOW VELOCITY(FEET /SEC.) = 2.25
PRODUCT OF DEPTH &VELOCITY(FT =FT /SEC.) = 1.03
STREET FLOW TRAVEL TIME(MIN.) = 4.98 TC(MIN.) = 11.03
20 YEAR RAINFALL INTENSITY(INCH /HOUR) = 3.125
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8209
SOIL CLASSIFICATION IS "B"
SUBAREA AREA(ACRES) = 3.17 SUBAREA RUNOFF(CFS) = 8.13
TOTAL AREA(ACRES) = 3.51 PEAK FLOW RATE(CFS) = 9.41 G •B 3
END OF SUBAREA STREET FLOW HYDRAULICS:
DEPTH(FEET) = 0.53 HALFSTREET FLOOD WIDTH(FEET) = 18.62
FLOW VELOCITY(FEET /SEC.) = 2.57 DEPTH^"VELOCITY(FT *FT /SEC.) = 1.37
LONGEST FLOWPATH FROM NODE 28.00 TO NODE 36.00 = 773.80 FEET.
FLOW PROCESS FROM NODE 36.00 TO NODE 37.00 IS CODE = 31
--=------------------------------------------------------------
» » >COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA « «<
» »> USING COMPUTER - ESTIMATED PIPESIZE (NON- PRESSURE FLOW) « «<
ELEVATION DATA: UPSTREAM(FEET) = 988.78 DOWNSTREAM(FEET) = 983.79
FLOW LENGTH(FEET) = 354.10 MANNING'S N = 0.013
DEPTH OF FLOW IN 18.0 INCH PIPE IS 11.9 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 7.59
ESTIMATED PIPE DIAMETER(INCH) = 18.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 9.41
Page 2
LINE6A20.TXT
PIPE TRAVEL TIME(MIN.) = 0.78 TC(MIN.) = 11.81
LONGEST FLOWPATH FROM NODE 28.00 TO NODE 37.00 = 1127.90 FEET.
FLOW PROCESS FROM NODE 37.00 TO NODE 37.00 IS CODE = 1
----------------------------------------------------------------------------
» »>DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE « «<
----------------------------------------------------------------------------
----------------------------------------------------------------------------
TOTAL.NUMBER OF STREAMS = 2
CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 1 ARE:
TIME OF CONCENTRATION(MIN.) = 11.81
RAINFALL INTENSITY(INCH /HR) = 3.00
TOTAL STREAM AREA(ACRES) = 3.51
PEAK FLOW RATE(CFS) AT CONFLUENCE = 9.41
FLOW PROCESS FROM NODE 38.00 TO NODE 39.00 IS CODE = 21
---------- 7 -----------------------------------------------------------------
» » >RATIONAL METHOD INITIAL SUBAREA ANALYSIS « «<
-----------------------------------------------
ASSUMED INITIAL SUBAREA UNIFORM
DEVELOPMENT IS CONDOMINIUM
TC = K *[(LENGTH *3) /(ELEVATION CHANGE)] **.2
INITIAL SUBAREA FLOW- LENGTH(FEET) = 145.50
UPSTREAM ELEVATION(FEET) = 994.61
DOWNSTREAM ELEVATION(FEET) = 992.59
ELEVATION DIFFERENCE(FEET) = 2.02
TC = 0.359 *[( 145.50 * *3) /( 2.02)] * *.2 = 6.194
20 YEAR RAINFALL INTENSITY(INCH /HOUR) = 4.368
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8391
SOIL CLASSIFICATION IS "B"
SUBAREA RUNOFF(CFS) = 1.57
TOTAL AREA(ACRES) = 0.43 TOTAL RUNOFF(CFS) = 1.57
..: cicie�• i:* i:'. r* iris: ri:::*......':'. r: c*: c*'.:.. �• ir***** i:**;:** �•* �•* ir::....**: e***::: ric: r**' .e *:r' :i:::ir' .................
FLOW PROCESS FROM NODE 39.00 TO NODE 40.00 IS CODE = 62
----------------------------------------------------------------------------
» » >COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA « «<
» » >( STREET TABLE SECTION # 2 USED) « «<
------------------------------------------------------------- - - - - -- -- ------
UPSTREAM ELEVATION(FEET) = 992.59 DOWNSTREAM ELEVATION(FEET) = 989.90
STREET LENGTH(FEET) = 311.90 CURB HEIGHT(INCHES) = 8.0
STREET HALFWIDTH(FEET) = 43.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 38.00
INSIDE STREET CROSSFALL(DECIMAL) = 0.020
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.020
SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1
STREET PARKWAY CROSSFALL(DECIMAL) = 0.020
Manning'S FRICTION FACTOR for Streetflow Section(curb -to -curb) = 0.0150
Manning'S FRICTION FACTOR for Back -of -Walk F1oW Section = 0.0200
**TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 5.67
STREETFLOW MODEL RESULTS USING ESTIMATED FLOW:
STREET FLOW DEPTH(FEET) = 0.44
HALFSTREET FLOOD WIDTH(FEET) = 14.17
AVERAGE FLOW VELOCITY(FEET /SEC.) = 2.58
PRODUCT OF DEPTH &VELOCITY(FT*FT /SEC.) = 1.14
STREET FLOW TRAVEL TIME(MIN.) = 2.01 TC(MIN.) = 8.21
20 YEAR RAINFALL INTENSITY(INCH /HOUR) = 3.710
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8306
SOIL CLASSIFICATION IS "B"
Page 3
LINE6A20.TXT
SUBAREA AREA(ACRES) = 2.65 SUBAREA RUNOFF(CFS) = 8.17
TOTAL AREA(ACRES) = 3.08 PEAK FLOW RATE(CFS) = 9.73
END OF SUBAREA STREET FLOW HYDRAULICS:
DEPTH(FEET) = 0.51 HALFSTREET FLOOD WIDTH(FEET) = 17.65
FLOW VELOCITY(FEET /SEC.) = 2.94 DEPTH="VELOCITY(FT=•FT /SEC.) = 1.51
LONGEST FLOWPATH FROM NODE 38.00 TO NODE 40.00 = 457.40 FEET.
FLOW PROCESS FROM NODE 40.00 TO NODE 37.00 IS CODE = 31
----------------------------------------------------------------------------
» »> COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA « «<
»» >USING COMPUTER - ESTIMATED PIPESIZE (NON- PRESSURE FLOW)« «<
----------------------------------------------------------------------------
ELEVATION DATA: UPSTREAM(FEET) = 984.90 DOWNSTREAM(FEET) = 983.79
FLOW LENGTH(FEET) = 221.30 • MANNING'S N = 0.013
DEPTH OF FLOW IN 21.0 INCH PIPE IS 15.4 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 5.14
ESTIMATED PIPE DIAMETER(INCH) = 21.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 9.73
PIPE TRAVEL TIME(MIN.) = 0.72 TC(MIN.) = 8.93
LONGEST FLOWPATH FROM NODE 38.00 TO NODE 37.00 = 678.70 FEET.
s: '.r'.r'.r it is '.r'..... 'c * ......., i.• it ir'.r *'r'......... � :r * i :::.............::r � .. * � � .... 't � ...... �• � 't i....::e't ............., ............ '::r
FLOW PROCESS FROM NODE 37.00 TO NODE 37.00 IS CODE = 1'
----------------------------------------------------------------------------
» »>DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE««<
»» >AND COMPUTE VARIOUS CONFLUENCED STREAM VALUES « «<
----------------------------------------------------------------------------
TOTAL NUMBER OF STREAMS = 2
CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 2 ARE:
TIME OF CONCENTRATION(MIN.) = 8.93
RAINFALL INTENSITY(INCH /HR) = 3.53
TOTAL STREAM AREA(ACRES) = 3.08
PEAK FLOW RATE(CFS) AT CONFLUENCE = 9.73
** CONFLUENCE DATA **
STREAM
RUNOFF
TC
INTENSITY
AREA
NUMBER
(CFS)
(MIN.)
(INCH /HOUR)
(ACRE)
1
9.41
11.81
3.004
3.51
2
9.73
8.93
3.534
3.08
IN THIS COMPUTER PROGRAM, THE CONFLUENCE VALUE USED IS BASED
ON THE RCFC &WCD FORMULA OF PLATE D -1 AS DEFAULT VALUE. THIS FORMULA
WILL NOT NECESSARILY RESULT IN THE MAXIMUM VALUE OF PEAK FLOW.
it; c�•' c' xir*: r* ic* �•'• t�*'. ci.• �•'. r�• �•** ir***** �•'• t'. r* ir: r::*'• c: t**: t: rir' r'• t�• isir****'. cdt *�•�• * *�• * *�•'r * *'.c *'.•�•'s **
RAINFALL INTENSITY AND TIME OF CONCENTRATION RATIO
CONFLUENCE FORMULA USED FOR 2 STREAMS.
** PEAK
FLOW RATE
TABLE **
STREAM
RUNOFF
TC
INTENSITY
NUMBER
(CFS)
(MIN.)
(INCH /HOUR)
1
16.85
8.93
3.534
2
17.68
11.81
3.004
COMPUTED CONFLUENCE ESTIMATES ARE AS FOLLOWS:
PEAK FLOW RATE(CFS) = 16.85 TC(MIN.) = 8.93
TOTAL AREA(ACRES) = 6.59
LONGEST FLOWPATH FROM NODE 28.00 TO NODE 37.00 = 1127.90 FEET.
- -----------------------------------------------------
END OF STUDY SUMMARY:
Page 4
1
LINE6A20.TXT
TOTAL AREA(ACRES) _ .6.59 TC(MIN.) = 8.93
== PEAK - FLOW - RATE(CFS)===== = = = =16 85__________ _______________________________
i
END OF RATIONAL METHOD ANALYSIS
U
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i
11
1
Page 5
1
1
u
f
1
111
1
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.».
f
i "i
r,
LINEHID100.TXT
RATIONAL METHOD HYDROLOGY COMPUTER PROGRAM BASED ON
RIVERSIDE COUNTY FLOOD CONTROL & WATER CONSERVATION DISTRICT
(RCFC &WCD) 1978 HYDROLOGY MANUAL
(c) Copyright 1982 -2004 Advanced Engineering software (aes)
(Rational Tabling version 6.OD)
Release Date: 01/01/2004 License ID 1566
Analysis prepared by:
RCE Consultants
�r • r:r�..�•�r� �•� �•� c� DESCRIPTION OF STUDY r� r���r��• r� .. ��� r
• MADISON CLUB 100 YEAR ANALYSIS
• MADISON STORM DRAIN LINE HIDEAWAY (2A -1, 2A -2)
• MAY 25, 2005
�•� � 's.-': ;r :r'r'.. .. '.: 'cam'.: is „ir'r� �it���i:k'.. .. .. .. ',: :r :r :r'.:�'.: �:r *:: i:' ..'.•i:'r'........'r��-�r i. .. .: ::�.. .. .: :e :r '. .. :r it �'.c :r i. ..
FILE NAME: LINEHID.DAT
TIME /DATE OF STUDY: 08:53 05/25/2005
---------------------------------------------------------------------- - - - - --
USER SPECIFIED HYDROLOGY AND HYDRAULIC MODEL INFORMATION:
----------------------------------------------------------------------------
USER SPECIFIED STORM EVENT(YEAR) = 100.00
SPECIFIED MINIMUM PIPE SIZE(INCH) = 18.00
SPECIFIED PERCENT OF GRADIENTS(DECIMAL) TO USE
FOR FRICTION SLOPE
= 0.95
10 -YEAR STORM 10- MINUTE INTENSITY(INCH /HOUR) =
2.830
10 -YEAR STORM 60- MINUTE INTENSITY(INCH /HOUR) =
1.000
100 -YEAR STORM 10- MINUTE INTENSITY(INCH /HOUR)
= 4.520
100 -YEAR STORM 60- MINUTE INTENSITY(INCH /HOUR)
= 1.600
SLOPE OF 10 -YEAR INTENSITY - DURATION CURVE = 0.5805893
SLOPE OF 100 -YEAR INTENSITY- DURATION CURVE =
0.5796024
COMPUTED RAINFALL INTENSITY DATA:
STORM EVENT = 100.00 1 -HOUR INTENSITY(INCH /HOUR)
= 1.600
SLOPE OF INTENSITY DURATION CURVE = 0.5796
RCFC &WCD HYDROLOGY MANUAL "C "- VALUES USED FOR
RATIONAL METHOD
NOTE: COMPUTE CONFLUENCE VALUES ACCORDING TO RCFC
&WCD HYDROLOGY MANUAL
AND IGNORE OTHER CONFLUENCE COMBINATIONS
FOR DOWNSTREAM ANALYSES
*USER- DEFINED STREET - SECTIONS FOR COUPLED PIPEFLOW
AND STREETFLOW
MODEL*
HALF- CROWN TO STREET- CROSSFALL: CURB
GUTTER- GEOMETRIES:
MANNING
WIDTH CROSSFALL IN- / OUT- /PARK- HEIGHT
WIDTH LIP HIKE
FACTOR
NO. (FT) (FT) SIDE / SIDE/ WAY (FT)
(FT) (FT) (FT)
(n)
- - - -- --- - - - - -- ----------- - - - - -- - - - - --
1 30.0 20.0 0.018/0.018/0.020 0.67
- - - -- - - - - -- - - - --
2.00 0.0313 0.167
- - - - - --
0.0150
2 43.0 38.0 0.020/0.020/0.020 0.67
2.00 0.0313 0.167
0.0150
GLOBAL STREET FLOW -DEPTH CONSTRAINTS:
1. Relative Flow -Depth = 1.00 FEET
as (Maximum Allowable Street Flow Depth) - (Top -of- Curb)\
2. (Depth)*(Velocity) Constraint = 6.0 (FT*FT /S)
=SIZE PIPE WITH A FLOW CAPACITY GREATER THAN
OR EQUAL TO THE UPSTREAM TRIBUTARY PIPE.*
sir'r�i:��• *� -�� -�: ire' c�: ��rf:::........ �- ���- �- �• �������:::': �- is��: r ::.......................:' r��r� ......................�•��..
FLOW PROCESS FROM NODE 1.00 TO NODE 2.00 IS CODE = 21
----------------------------------------------------------------------------
»»> RATIONAL METHOD INITIAL SUBAREA ANALYSIS « «<
--------------- - --
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ASSUMED INITIAL SUBAREA UNIFORM
DEVELOPMENT IS CONDOMINIUM
TC = K*[(LENGTH **3) /(ELEVATION CHANGE)]* *.
INITIAL SUBAREA FLOW- LENGTH(FEET) = 76.
UPSTREAM ELEVATION(FEET) = 1009.48
DOWNSTREAM ELEVATION(FEET) = 1008.80
ELEVATION DIFFERENCE(FEET) = 0.68
TC = 0.359'x[( 76.90='=3)/( 0.68)]''x.2
100 YEAR RAINFALL INTENSITY(INCH /HOUR) =
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT
SOIL CLASSIFICATION IS "B"
SUBAREA RUNOFF(CFS) = 0.71
TXT
= 5.253
6.564
= .8566
TOTAL AREA(ACRES) = 0.13 TOTAL RUNOFF(CFS) = 0.71
.. ��i.....'.:'. r� .................. ��'. r�• '.r'..•��'.r��-�'r......'.r��ir �•tr�•k'.... ix��ir�...............,...... .. .. .. :rte.. .. .. .. .. .. .. .. .. .. ..
FLOW PROCESS FROM NODE 2.00 TO NODE 3.00 IS CODE = 62
----------------------------------------------------------------------------
» »>COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA ««<
» » >( STREET TABLE SECTION # 2 USED) « «<
----------------------------------------------------------------------------
UPSTREAM ELEVATION(FEET) = 1008.80 DOWNSTREAM ELEVATION(FEET) = 1005.96
STREET LENGTH(FEET) = 523.10 CURB HEIGHT(INCHES) = 8.0
STREET HALFWIDTH(FEET) = 43.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 38.00
INSIDE STREET CROSSFALL(DECIMAL) = 0.020
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.020
SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1
STREET PARKWAY CROSSFALL(DECIMAL) = 0.020
Manning's FRICTION FACTOR for Streetflow Section(curb -to -curb) = 0.0150
Manning's FRICTION FACTOR for Back -of -Walk Flow Section = 0.0200
"TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS)
STREETFLOW MODEL RESULTS USING ESTIMATED FLOW:
STREET FLOW DEPTH(FEET) = 0.39
HALFSTREET FLOOD WIDTH(FEET) = 11.35
AVERAGE FLOW VELOCITY(FEET /SEC.) = 1.83
PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 0.70
STREET FLOW TRAVEL TIME(MIN.) = 4.77 TC(MIN.)
100 YEAR RAINFALL INTENSITY(INCH /HOUR) = 4.515
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8407
SOIL CLASSIFICATION IS "B"
10.02
SUBAREA AREA(ACRES) = 1.03 SUBAREA RUNOFF(CFS) =
TOTAL AREA(ACRES) = 1.15 PEAK FLOW RATE(CFS) _
2.70
G.8.*k 13
3.89
4.6149,55= IL "(0<f:S
END OF SUBAREA STREET FLOW HYDRAULICS:
DEPTH(FEET) = 0.44 HALFSTREET FLOOD WIDTH(FEET) = 14.24
FLOW VELOCITY(FEET /SEC.) = 2.08 DEPTH *VELOCITY(FT*FT /SEC.) = 0.92
LONGEST FLOWPATH FROM NODE 1.00 TO NODE 3.00 = 600.00 FEET.
ire' r'. ririr�'. cir���• ��„ �'..• ��'. r: rsYir�'. r�.. �* �• �'. r��' r�'. r���• ���ir�.. ���4r���������� ...,..�'.•ir��������:r
FLOW PROCESS FROM NODE 3.00 TO NODE 4.00 IS CODE = 31
----------------------------------------------------------------------------
»» >COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA« «<
-- »» >USING COMPUTER-ESTIMATED - PIPESIZE -( NON - PRESSURE - FLOW) < << < < -- - - - - --
ELEVATION DATA: UPSTREAM(FEET) = 1000.96 DOWNSTREAM(FEET) = 997.95
FLOW LENGTH(FEET) = 512.60 MANNING'S N = 0.013
ESTIMATED PIPE DIAMETER(INCH) INCREASED TO 18.000
DEPTH OF FLOW IN 18.0 INCH PIPE IS• 9.9 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 4.62
ESTIMATED PIPE DIAMETER(INCH) = 18.00 NUMBER OF PIPES = 1
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PIPE- FLOW(CFS) = 4.61
PIPE TRAVEL TIME(MIN.) = 1.85 TC(MIN.) = 11.87
LONGEST FLOWPATH FROM NODE 1.00 TO NODE 4.00 = 1112.60 FEET.
FLOW PROCESS FROM NODE 4.00 TO NODE 4.00 IS CODE = 1
----------------------------------------------------------------------------
»»>DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE ««<
----------------------------------------------------------------------------
----------------------------------------------------------------------------
TOTAL NUMBER OF STREAMS = 2
CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 1 ARE:
TIME OF CONCENTRATION(MIN.) = 11.87
RAINFALL INTENSITY(INCH /HR) = 4.09
TOTAL STREAM AREA(ACRES) = 1.15
PEAK FLOW RATE(CFS) AT CONFLUENCE = 4.61
ire- iri... �ir� ............��i:i:'...........t it�..':�i: ir���ir i•iri ��it 1 ............................... it ir'.c it i. ., .. .. .. .. it is �.. .. .. .. .. ..
FLOW PROCESS FROM NODE 3.00 TO NODE 5.00 IS CODE = 21
----------------------------------------------------------------------------
»» >RATIONAL METHOD INITIAL SUBAREA ANALYSIS««<
------------------------------
ASSUMED INITIAL SUBAREA UNIFORM
DEVELOPMENT IS CONDOMINIUM
TC = K*[(LENGTH* 3.) /(ELEVATION CHANGE)] .2
INITIAL SUBAREA FLOW- LENGTH(FEET) = 70.10
UPSTREAM ELEVATION(FEET) = 1005.96
DOWNSTREAM ELEVATION(FEET) = 1005.59
ELEVATION DIFFERENCE(FEET) = 0.37
TC = 0.359 *[( 70.10 * *3) /( 0.37)1 * *.2 = 5.612
100 YEAR RAINFALL INTENSITY(INCH /HOUR) = 6.317
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8552
SOIL CLASSIFICATION IS "B"
SUBAREA RUNOFF(CFS) = 0.73
TOTAL AREA(ACRES) = 0.14 TOTAL RUNOFF(CFS) = 0.73
': it it �sY it it its ... .. .. .. �•ir it „.. .. ' tit ':..':��•�•�i.•����•i:�::�tir i ...................it�.....t it i;�.. .. .. .. .. .. .. .. .. .. .. .. .. '.: �•�
FLOW PROCESS FROM NODE 5.00 TO NODE 6.00 IS CODE = 62
----------------------------------------------------------------------------
» » >COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA « «<
» »>( STREET TABLE SECTION # 2 USED) « «<
--------------------------------------------------
UPSTREAM ELEVATION(FEET) = 1005.59 DOWNSTREAM ELEVATION(FEET) = 1003.15
STREET LENGTH(FEET) = 412.60 CURB HEIGHT(INCHES) = 8.0
STREET HALFWIDTH(FEET) = 43.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 38.00
INSIDE STREET CROSSFALL(DECIMAL) = 0.020
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.020
SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1
STREET PARKWAY CROSSFALL(DECIMAL) = 0.020
Manning'S FRICTION FACTOR for Streetflow Section(curb -to -curb) = 0.0150
Manning'S FRICTION FACTOR for Back -of -Walk Flow Section = 0.0200
**TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 3.18
STREETFLOW MODEL RESULTS USING ESTIMATED FLOW:
STREET FLOW DEPTH(FEET) = 0.40
HALFSTREET FLOOD WIDTH(FEET) = 11.94
AVERAGE FLOW VELOCITY(FEET /SEC.) = 1.97
\ PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 0.78
STREET FLOW TRAVEL TIME(MIN.) = 3.50 TC(MIN.) = 9.11
100 YEAR RAINFALL INTENSITY(INCH /HOUR) = 4.772
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8433
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SOIL CLASSIFICATION IS "B"
SUBAREA AREA(ACRES) = 1.20 SUBAREA RUNOFF(CFS) = 4.83
TOTAL AREA(ACRES) = 1.34 PEAK FLOW RATE(CFS) = 5.57 C.1�,
END OF SUBAREA STREET FLOW HYDRAULICS:
DEPTH(FEET) = 0.46 HALFSTREET FLOOD WIDTH(FEET) = 15.21
FLOW VELOCITY(FEET /SEC.) = 2.23 DEPTH *"VELOCITY(FT*FT /SEC.) = 1.03
LONGEST FLOWPATH FROM NODE 3.00 TO NODE 6.00 = 482.70 FEET.
FLOW PROCESS FROM NODE 6.00 TO NODE 4.00 IS CODE = 31
----------------------------------------------- -----------------------------
PIPE -FLOW TRAVEL TIME THRU SUBAREA « «<
» » >USING COMPUTER - ESTIMATED PIPESIZE (NON- PRESSURE FLOW) « «<
ELEVATION DATA: UPSTREAM(FEET) = 998.15 DOWNSTREAM(FEET) = 997.95
FLOW LENGTH(FEET) = 40.30 MANNING'S N = 0.013
DEPTH OF FLOW IN 18.0 INCH PIPE IS 11.9 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 4.50
ESTIMATED PIPE DIAMETER(INCH) = 18.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 5.57
PIPE TRAVEL TIME(MIN.) = 0.15 TC(MIN.) = 9.26
LONGEST FLOWPATH FROM NODE 3.00 TO NODE 4.00 = 523.00 FEET.
its.. .. .. ..... iti;: ri ............... it: t�............ �'. r�....................... ...........�•i ;::?:i:it�.t:c�.. .. .. .. .: 'rte.. .. .. .. .. .. .. .. ..
FLOW PROCESS FROM NODE 4.00 TO NODE 4.00 IS CODE = 1
----------------------------------------------------------------------------
» » >DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE « «<
» »>AND COMPUTE VARIOUS CONFLUENCED STREAM VALUES « «<
---------------------------------------------------------------
TOTAL NUMBER OF STREAMS = 2
CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 2 ARE:.
TIME OF CONCENTRATION(MIN.) = 9.26
RAINFALL INTENSITY(INCH /HR) = 4.73
TOTAL STREAM AREA(ACRES) = 1.34
PEAK FLOW RATE(CFS) AT CONFLUENCE = 5.57
0
it* CONFLUENCE DATA *i;
STREAM RUNOFF TC INTENSITY AREA
NUMBER (CFS) (MIN.) (INCH /HOUR) (ACRE)
1 4.61 11.87 4.092 1.15
2 5.57 9.26 4.727 1.34
���- is�i: itit�����• �i.• ��.. ��• i.• ���i;° �������WARNING�- is�i: �����• ��i; �i;�i:����-
�::���it�it��- �•i;��
IN THIS COMPUTER PROGRAM, THE CONFLUENCE VALUE USED IS
BASED
ON THE RCFC &WCD FORMULA OF PLATE D -1 AS DEFAULT VALUE.
THIS FORMULA
WILL NOT NECESSARILY RESULT IN THE MAXIMUM VALUE OF PEAK
FLOW.
1
* � '.t it �• is ic'.'.t it'.t it � it i:.r.'.c � � � it �• � i.• it is i.. r. � � ie it •'k is i......,..r. �. � # �. a...: it .r....r. �. � ',; i..r. {: i;
i.• i; �. �...'. is i �•'t iz it � '• � i; �. ..,.
^^
RAINFALL INTENSITY AND TIME OF CONCENTRATION RATIO
i
CONFLUENCE FORMULA USED FOR 2 STREAMS.
=" PEAK FLOW RATE TABLE
STREAM RUNOFF TC INTENSITY
NUMBER (CFS) (MIN.) (INCH /HOUR)
1 9.16 9.26 4.727
2 9.43 11.87 4.092
COMPUTED CONFLUENCE ESTIMATES ARE AS FOLLOWS:
PEAK FLOW RATE(CFS) = 9.16 TC(MIN.) = 9.26
TOTAL AREA(ACRES) = 2.49
LONGEST FLOWPATH FROM NODE 1.00 TO NODE 4.00
= 1112.60 FEET.
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FLOW PROCESS-FROM NODE 4.00 TO NODE 7.00 IS CODE = 31
----------------------------------------------------------------------------
>>>>>COMPUTE PIPE-FLOW TRAVEL TIME THRU SUBAREA<<<<<
>>>>>USING COMPUTER-ESTIMATED PIPESIZE (NON-PRESSURE FLOW)<<<<<
ELEVATION DATA: UPSTREAM(FEET) = 997.95 DOWNSTREAM(FEET) = 997.44
FLOW LENGTH(FEET) = 102.20 MANNING'S N = 0.013
DEPTH OF FLOW IN 21.0 INCH PIPE IS 14.7 INCHES
PIPE-FLOW VELOCITY(FEET/SEC.) = 5.08
ESTIMATED PIPE DIAMETER(INCH) = 21.00 NUMBER OF PIPES
PIPE-FLOW(CFS) = 9.16
PIPE TRAVEL TIME(MIN.) = 0.34 TC(MIN.) = 9.59
LONGEST FLOWPATH FROM NODE 1.00 TO NODE 7.00 = 1214.80 FEET.
------------------------------------------------------
END OF STUDY SUMMARY:
TOTAL AREA(ACRES) = 2.49 TC(MIN.) = 9.59
PEAK FLOW RATE(CFS) = 9.16
--------------------------------------------------
END OF RATIONAL METHOD ANALYSIS
0
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LINE3AN100.TXT
RATIONAL METHOD HYDROLOGY COMPUTER PROGRAM BASED ON
RIVERSIDE COUNTY FLOOD CONTROL & WATER CONSERVATION DISTRICT
(RCFC &WCD), 1978 HYDROLOGY MANUAL
(c) Copyright 1982 -2004 Advanced Engineering Software (aes)
(Rational Tabling version 6.OD)
Release Date: 01/01/2004 License ID 1566
Analysis prepared by:
RCE Consultants
is DESCRIPTION OF STUDY
MADISON CLUB 100 YEAR ANALYSIS
MADISON STORM DRAIN LINE 3A NORTH (2A -3, 2A -4, 2A -5)
MAY 25, 2005
FILE NAME: LINE3A.DAT
TIME /DATE OF STUDY: 10:42 05/25/2005
---------------------------------------------------------------------- - - - - --
USER SPECIFIED HYDROLOGY AND HYDRAULIC MODEL INFORMATION:
----------------------------------------------------------------------------
USER SPECIFIED STORM EVENT(YEAR) = 100.00
SPECIFIED MINIMUM PIPE SIZE(INCH) = 18.00
SPECIFIED PERCENT OF GRADIENTS(DECIMAL) TO USE
FOR FRICTION SLOPE
= 0.95
10 -YEAR STORM 10- MINUTE INTENSITY(INCH /HOUR) =
2.830
10 -YEAR STORM 60- MINUTE INTENSITY(INCH /HOUR) =
1.000
100 -YEAR STORM 10- MINUTE INTENSITY(INCH /HOUR)
= 4.520
100 -YEAR STORM 60- MINUTE INTENSITY(INCH /HOUR)
= 1.600
SLOPE OF 10 -YEAR INTENSITY- DURATION CURVE = 0.5805893
SLOPE OF 100 -YEAR INTENSITY- DURATION CURVE =
0.5796024
COMPUTED RAINFALL INTENSITY DATA:
STORM EVENT = 100.00 1 -HOUR INTENSITY(INCH /HOUR)
= 1.600
SLOPE OF INTENSITY DURATION CURVE = 0.5796
RCFC &WCD HYDROLOGY MANUAL "C "- VALUES USED FOR
RATIONAL METHOD
NOTE: COMPUTE CONFLUENCE VALUES ACCORDING TO RCFC
&WCD HYDROLOGY MANUAL
AND IGNORE OTHER CONFLUENCE COMBINATIONS
FOR DOWNSTREAM ANALYSES
*USER- DEFINED STREET - SECTIONS FOR COUPLED PIPEFLOW
AND STREETFLOW
MODEL*
HALF- CROWN TO STREET- CROSSFALL: CURB
GUTTER- GEOMETRIES:
MANNING
WIDTH CROSSFALL IN- / OUT- /PARK- HEIGHT
WIDTH LIP HIKE
FACTOR
NO. (FT) (FT) SIDE / SIDE/ WAY (FT)
(FT) (FT) (FT)
(n)
- - - -- --- - - - - -- -----------------
1 30.0 20.0 0.018/0.018/0.020 0.67
2.00 0.0313 0.167
0.0150
2 43.0 38.0 0.020/0.020/0.020 0.67
2.00 0.0313 0.167
0.0150
GLOBAL STREET FLOW -DEPTH CONSTRAINTS:
1. Relative Flow -Depth = 1.00 FEET
as (Maximum Allowable street Flow Depth) - (Top -of -Curb)
2. (Depth) *(Velocity) constraint = 6.0 (FT *FT /s)
*SIZE PIPE WITH A FLOW CAPACITY GREATER THAN
OR EQUAL TO THE UPSTREAM TRIBUTARY PIPE.='
FLOW PROCESS FROM NODE 8.00 TO NODE 9.00 IS CODE = 21
----------------------------------------------------------------------------
» »> RATIONAL METHOD INITIAL SUBAREA ANALYSIS « «<
--------------- - - - --
Page 1
LINE3AN100.TXT
ASSUMED INITIAL SUBAREA UNIFORM
DEVELOPMENT IS CONDOMINIUM
TC = K *[(LENGTH * *3) /(ELEVATION CHANGE)] * *.2
INITIAL SUBAREA FLOW- LENGTH(FEET) = 99.60
UPSTREAM ELEVATION(FEET) = 1008.98
DOWNSTREAM ELEVATION(FEET) = 1008.41
ELEVATION DIFFERENCE(FEET) = 0.57
TC = 0.359"[( 99.60 * *3) /( 0.57)] * *.2 = 6.355
100 YEAR RAINFALL INTENSITY(INCH /HOUR) = 5.878
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8524 .
SOIL CLASSIFICATION IS "B"
SUBAREA RUNOFF(CFS) = 1.49
TOTAL AREA(ACRES) = 0.30 TOTAL RUNOFF(CFS) = 1.49
*'. z: ci.........' r* �......* it'.: r�....*: k'. r�-'. rir*' s*.:: t� ..... ......................... *ir *.. *:rte.......... .. ., .. .. .. .. .. .. .. .. .. .. .. .. ..
FLOW PROCESS FROM NODE 9.00 TO NODE 10.00 IS CODE = 62
----------------------------------------------------------------------------
» » >COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA « «<
» » >( STREET TABLE SECTION # 2 USED)««<
UPSTREAM ELEVATION(FEET) = 1008.41 DOWNSTREAM ELEVATION(FEET) = 999.67
STREET LENGTH(FEET) = 1241.10 CURB HEIGHT(INCHES) = 8.0
STREET HALFWIDTH(FEET) = 43.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 38.00
INSIDE STREET CROSSFALL(DECIMAL) = 0.020
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.020
SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1
STREET PARKWAY CROSSFALL(DECIMAL) = 0.020
Manning'S FRICTION FACTOR for Streetflow Section(curb -to -curb) = 0.0150
Manning'S FRICTION FACTOR for Back -of -Walk Flow Section = 0.0200
"TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 7.57
STREETFLOW MODEL RESULTS USING ESTIMATED FLOW:
STREET FLOW DEPTH(FEET) = 0.49
HALFSTREET FLOOD WIDTH(FEET) = 16.62
AVERAGE FLOW VELOCITY(FEET /SEC.) = 2.57
PRODUCT OF DEPTH &VELOCITY(FT*FT /SEC.) = 1.26
STREET FLOW TRAVEL TIME(MIN.) = 8.06 TC(MIN.) = 14.41
100 YEAR RAINFALL INTENSITY(INCH /HOUR) = 3.657
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8299
SOIL Q'?ASSIFICATION IS "B
SUBAREA AREA(ACRES) = 3.88 SUBAREA RUNOFF(CFS) = 11.78
TOTAL AREA(ACRES) = 4.18 PEAK FLOW RATE(CFS) = 13.27 C.9 A-��
END OF SUBAREA STREET FLOW HYDRAULICS:
DEPTH(FEET) = 0.57 HALFSTREET FLOOD WIDTH(FEET) = 20.77
FLOW VELOCITY(FEET /SEC.) = 2.95 DEPTH*VELOCITY(FT *FT /SEC.) = 1.69
LONGEST FLOWPATH FROM NODE 8.00 TO NODE 10.00 = 1340.70 FEET.
FLOW PROCESS FROM NODE 10.00 TO NODE 11.00 IS CODE = 31
----------------------------------------------------------------------------
»»>COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA« «<
»»> USING COMPUTER- ESTIMATED PIPESIZE (NON- PRESSURE FLOW)« «<
ELEVATION DATA: UPSTREAM(FEET) = 994.67 DOWNSTREAM(FEET) = 993.97
FLOW LENGTH(FEET) = 127.50 MANNING'S N = 0.013
DEPTH OF FLOW IN 24.0 INCH PIPE IS 16.4 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 5.79
ESTIMATED PIPE DIAMETER(INCH) = 24.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 13.27
Page 2
LINE3AN100.TXT
PIPE TRAVEL TIME(MIN.) = 0.37 TC(MIN.) = 14.78
LONGEST FLOWPATH FROM NODE 8.00 TO NODE 11.00 = 1468.20 FEET.
.FLOW PROCESS FROM NODE 11.00 TO NODE 11.00 IS CODE = 1
----------------------------------------------------------------------------
» »>DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE « «<
-------------------------------------------------------------------------
TOTAL NUMBER OF STREAMS = 2
CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 1 ARE:
TIME OF CONCENTRATION(MIN.) = 14.78
RAINFALL INTENSITY(INCH /HR) = . 3.60
TOTAL STREAM AREA(ACRES) = 4.18
PEAK FLOW RATE(CFS) AT CONFLUENCE = 13.27
.... ire.......: ir: ri.'. r�...... ��i. �• isir' r�.... ......�:cic'.:ir�..........�•is is is it' . .........................'..'i; ir��t'r'. it sir i.•i; it �.. .. ..
FLOW PROCESS FROM NODE 12.00 TO NODE 13.00 IS CODE = 21
--,- -------------------------------------------------------------------------
» » >RATIONAL METHOD INITIAL SUBAREA ANALYSIS ««<
---------------------------------------------
ASSUMED INITIAL SUBAREA UNIFORM
DEVELOPMENT IS CONDOMINIUM
TC = K*[(LENGTH* 3) /(ELEVATION CHANGE)]1*.2
INITIAL SUBAREA FLOW- LENGTH(FEET) = 130.60
UPSTREAM ELEVATION(FEET) = 1003.48
DOWNSTREAM ELEVATION(FEET) = 1002.69
ELEVATION DIFFERENCE(FEET) = 0.79
TC = 0.359'[( 130.60* *3) /( 0.79)1**.2 = 7.005
100 YEAR RAINFALL INTENSITY(INCH /HOUR) = 5.556
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8500
SOIL CLASSIFICATION IS "B"
SUBAREA RUNOFF(CFS) = 2.21
TOTAL AREA(ACRES) = 0.47 TOTAL RUNOFF(CFS) = 2.21
isi;ir�•iri. '.: ie is i; is it ir'.: 's it�i: it icy ki: i; '.. .. .. .. sir �i:ir' .. .. .. .. .. .. .r is ir�ir �•ir is *� �•�ic is �•ir �.. .. ., ,, ., ,, is ir'.. .. .. icy �•�•�•�•�i; i.
FLOW PROCESS FROM NODE 13.00 TO NODE 14.00 IS CODE = 62
----------------------------------------------------------------------------
»» >COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA ««<
» » >( STREET TABLE SECTION # 2 USED) ««<
UPSTREAM ELEVATION(FEET) = 1002.69 DOWNSTREAM ELEVATION(FEET) = 999.08
STREET LENGTH(FEET) = 419.70 CURB HEIGHT(INCHES) = 8.0
STREET HALFWIDTH(FEET) = 43.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 38.00
INSIDE STREET CROSSFALL(DECIMAL) = 0.020
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.020
SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1
STREET PARKWAY CROSSFALL(DECIMAL) = 0.020
Manning'S FRICTION FACTOR for Streetflow Section(curb -to -curb) = 0.0150
Manning'S FRICTION FACTOR for Back -of -Walk Flow Section = 0.0200
* *TRAV/EL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 5.63
STREETFLOW MODEL RESULTS USING ESTIMATED FLOW:
STREET FLOW DEPTH(FEET) = 0.44
HALFSTREET FLOOD WIDTH(FEET) = 14.09
AVERAGE FLOW VELOCITY(FEET /SEC.) = 2.59
PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 1.14
STREET FLOW TRAVEL TIME(MIN.) = 2.70 TC(MIN.) = 9.71
100 YEAR RAINFALL INTENSITY(INCH /HOUR) = 4.599
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8416
SOIL CLASSIFICATION IS "B"
Page 3
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LINE3AN100.TXT
SUBAREA AREA(ACRES) = 1.76 SUBAREA RUNOFF(CFS) = 6.82
TOTAL AREA(ACRES) = 2.23 PEAK FLOW RATE(CFS) = 9.02 G •�•# tO
END OF SUBAREA STREET FLOW HYDRAULICS:
DEPTH(FEET) = 0.50 HALFSTREET FLOOD WIDTH(FEET) = 17.13
FLOW VELOCITY(FEET /SEC.) = 2.89 DEPTH *VELOCITY(FTirFT /SEC.) = 1.45
LONGEST FLOWPATH FROM NODE 12.00 TO NODE 14.00 = 550.30 FEET.
.. sir i ............. isi; i..................................... �i: �.. �i; i................ ............................... .. .. ., .. .. .. .. .. .. .. ., .. .. .. ..
FLOW PROCESS FROM NODE 14.00 TO NODE 11.00 IS CODE = 31
----------------------------------------------------------------------------
» »> COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA « «<
» » >USING COMPUTER- ESTIMATED PIPESIZE (NON- PRESSURE FLOW) « «<
----------------------------------------------------------------------------
----------------------------------------------------------------------------
ELEVATION DATA: UPSTREAM(FEET) = 994.08 DOWNSTREAM(FEET) = 993.97
FLOW LENGTH(FEET) = 21.70 MANNING'S N = 0.013
DEPTH OF FLOW IN 21.0 INCH PIPE IS 14.5 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 5.10
ESTIMATED PIPE DIAMETER(INCH) = 21.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 9.02
PIPE TRAVEL TIME(MIN.) = 0.07 TC(MIN.) = 9.78
LONGEST FLOWPATH FROM NODE 12.00 TO NODE 11.00 = 572.00 FEET.
..iri :i.'.ti;�it ir�ir:ki... its ........ ..........iti.............� -'.r it �ir�..�ir i.....it�.............. sir i:ir�...... .. .. .. .. .. .. .. '.•k '.c it it it it
FLOW PROCESS FROM NODE 11.00 TO NODE 11.00 IS CODE = 1
----------------------------------------------------------------------------
» » >DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE « «<
» »>AND COMPUTE VARIOUS CONFLUENCED STREAM VALUES « «<
--------------------------------------------------------------------
TOTAL NUMBER OF STREAMS = 2
CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 2 ARE:
TIME OF CONCENTRATION(MIN.) = 9.78
RAINFALL INTENSITY(INCH /HR) = 4.58
TOTAL STREAM AREA(ACRES) = 2.23
PEAK FLOW RATE(CFS) AT CONFLUENCE = 9.02
** CONFLUENCE DATA **
STREAM
RUNOFF
TC
NUMBER
(CFS)
(MIN.)
1
13.27
14.78
2
9.02
9.78
INTENSITY AREA
(INCH /HOUR) (ACRE)
3.604 4.18
4.579 2.23
..�i:�'w�i; it it it �•�ir�ir i;�� .. .. .. .. .. .. .. .. .. �i; �.. .. ......��•k�..�•'.e�.......... .. .. .. .. .. .. .. .. ..sir it �.. .. Vii:
IN THIS COMPUTER PROGRAM, THE CONFLUENCE VALUE USED IS BASED
ON THE RCFC &WCD FORMULA OF PLATE D -1 AS DEFAULT VALUE. THIS FORMULA
WILL NOT NECESSARILY RESULT IN THE MAXIMUM VALUE OF PEAK FLOW.
i;'....':i:ie�'.:i:i: �•iririti; �it�........iri...ic� iei.• i;'. r�ic�ir�ir� ........i :iriric�•�it� � �i: �•�ki;ir�"irit�...,.. �i: � �irit�.. �i;
RAINFALL INTENSITY AND TIME OF CONCENTRATION RATIO
CONFLUENCE FORMULA USED FOR 2 STREAMS.
** PEAK FLOW RATE TABLE
STREAM RUNOFF TC INTENSITY
NUMBER (CFS) (MIN.) (INCH /HOUR)
1 17.80 9.78 4.579
2 20.37 14.78 3.604
COMPUTED CONFLUENCE ESTIMATES ARE AS FOLLOWS:
PEAK FLOW RATE(CFS) = 20.37 TC(MIN.) = 14.78
TOTAL AREA(ACRES) = 6.41
LONGEST FLOWPATH FROM NODE 8.00 TO NODE 11.00= 1468.20 FEET.
..................sir i:..........�ic i:'.:': i:=• ici .•is��i;iri...........�•i;is�.. icy. ............................... .. is �k '.. .. .. .. .. .. .. �ic�.. .. ..
Page 4
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LINE3AN100.TXT
FLOW PROCESS FROM NODE 11.00 TO NODE 15.00 IS CODE = 31
----------------------------------------------------------------------------
»» >COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA ««<
» » >USING COMPUTER- ESTIMATED PIPESIZE (NON - PRESSURE FLOW)« «<
----------------------------------------------------------------------------
----------------------------------------------------------------------------
ELEVATION DATA: UPSTREAM(FEET) = 993.97 DOWNSTREAM(FEET) = 993.58
FLOW LENGTH(FEET) = 57.10 MANNING'S N = 0.013
DEPTH OF FLOW IN 27.0 INCH.PIPE IS 18.5 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 7.00
ESTIMATED PIPE DIAMETER(INCH) = 27.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 20.37
PIPE TRAVEL TIME(MIN.) = 0.14 TC(MIN.) = 14.92
LONGEST FLOWPATH FROM NODE 8.00 TO NODE 15.00 = 1525.30 FEET.
it is i:....., :: it i.•'k i . ........................ is i; i.........., ., is is � is i................. '.: is � �- is it is i:....., t it � ..., is i......, .....: ir'........ ': i;
FLOW PROCESS FROM NODE 15.00 TO NODE 15.00 IS CODE = 1
----------------------------------------------------------------------------
» » >DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE« «<
--------------------------------------------------------------------
TOTAL NUMBER OF STREAMS = 2
CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 1 ARE:
TIME OF CONCENTRATION(MIN.) = 14.92
RAINFALL INTENSITY(INCH /HR) = 3.58
TOTAL STREAM AREA(ACRES) = 6.41
PEAK FLOW RATE(CFS) AT CONFLUENCE = 20.37
..ire.... �••ki: �., ici ..... ........'.ci.i:itirir�•'.r�.... �k�i::.. riti .•kiri......cisi....cisit�.... �•&icist, �• ici. .........r:r�....'.c�..........
FLOW PROCESS FROM NODE 16.00 TO NODE 17.00 IS CODE = 21
----------------------------------------------------------------------------
» »>RATIONAL METHOD INITIAL SUBAREA ANALYSIS « «<
- -- ---------------------------------------------
ASSUMED INITIAL SUBAREA UNIFORM
DEVELOPMENT IS CONDOMINIUM
TC = K *[(LENGTH* *3) /(ELEVATION CHANGE)]**.2
INITIAL SUBAREA FLOW- LENGTH(FEET) = 120.90
UPSTREAM ELEVATION(FEET) = 1003.47
DOWNSTREAM ELEVATION(FEET) = 1002.68
ELEVATION DIFFERENCE(FEET) = 0.79
TC = 0.359*[( 120.90 **3)/( 0.79)1 **.2 = 6.688
100 YEAR RAINFALL INTENSITY(INCH /HOUR) = 5.707
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8511
SOIL CLASSIFICATION IS "B"
SUBAREA RUNOFF(CFS) = 0.98
TOTAL AREA(ACRES) = 0.20 TOTAL RUNOFF(CFS) = 0.98
: ri: �i; �•* ��' s�k::i; i..... is��'- �i::: ���.. isi; ���:; �• �������• ���- is�•i< �............ �i:���•�........�i;�����....���
FLOW PROCESS FROM NODE 17.00 TO NODE 18.00 IS CODE = 62
------------ ------- ----- ------- ----- ----- --------------
--------------------
r_` » » >COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA « «<
» » >( STREET TABLE SECTION # 2 USED) « «<
�._ ---------------- - - - - -- _-
UPSTREAM ELEVATION(FEET) = 1002.68 DOWNSTREAM ELEVATION(FEET) = 999-08
STREET LENGTH(FEET) = 402.30 CURB HEIGHT(INCHES) = 8.0
STREET HALFWIDTH(FEET) = 43.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 38.00
INSIDE STREET CROSSFALL(DECIMAL) = 0.020
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.020
SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1
STREET PARKWAY CROSSFALL(DECIMAL) = 0.020
Manning'S FRICTION FACTOR for Streetflow Section(curb -to -curb) = 0.0150
Manning'S FRICTION FACTOR for Back -of -Walk Flow Section = 0.0200
Page 5
i
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LINE3AN100.TXT
TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 3.58
STREETFLOW MODEL RESULTS USING ESTIMATED FLOW:
STREET FLOW DEPTH(FEET) = 0.39
HALFSTREET FLOOD WIDTH(FEET) = 11.49
AVERAGE FLOW VELOCITY(FEET /SEC.) = 2.37
PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 0.92
STREET FLOW TRAVEL TIME(MIN.) = 2.83 TC(MIN.) = 9.52
100 YEAR RAINFALL INTENSITY(INCH /HOUR) = 4.652
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8421
SOIL CLASSIFICATION IS "B"
SUBAREA AREA(ACRES) = 1.32 SUBAREA RUNOFF(CFS) = 5.17
TOTAL AREA(ACRES) = 1.52 PEAK FLOW RATE(CFS) = 6.15 G
END OF SUBAREA STREET FLOW HYDRAULICS:
DEPTH(FEET) = 0.45. HALFSTREET FLOOD WIDTH(FEET) = 14.54
FLOW VELOCITY(FEET /SEC.) = 2.67 DEPTH*VELOCITY(FT*FT /SEC.) = 1.20
LONGEST FLOWPATH FROM NODE 16.00 TO NODE 18.00 = 523.20 FEET.
FLOW PROCESS FROM NODE 18.00 TO NODE 15.00 IS CODE = 31
----------------------------------------------------------------------------
»»>COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA « «<
» »> USING COMPUTER- ESTIMATED PIPESIZE (NON- PRESSURE FLOW) ««<
ELEVATION DATA: UPSTREAM(FEET) = 994.08 DOWNSTREAM(FEET) = 993.58
FLOW LENGTH(FEET) = 98.90 MANNING'S N = 0.013
DEPTH OF FLOW IN 18.0 INCH PIPE IS 12.7 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 4.62
ESTIMATED PIPE DIAMETER(INCH) = 18.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 6.15
PIPE TRAVEL TIME(MIN.) = 0.36 TC(MIN.) = 9.87
LONGEST FLOWPATH FROM NODE 16.00 TO NODE 15.00 = 622.10 FEET.
FLOW PROCESS FROM NODE 15.00 TO NODE 15.00 IS CODE = 1
----------------------------------------------------------------------------
» » >DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE ««<
»» >AND COMPUTE VARIOUS CONFLUENCED STREAM VALUES « «<
------------------------------------------------------------------------
TOTAL NUMBER OF STREAMS = 2
CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 2 ARE:
TIME OF CONCENTRATION(MIN.) = 9.87
RAINFALL INTENSITY(INCH /HR) = 4.55
TOTAL STREAM AREA(ACRES) = 1.52
PEAK FLOW RATE(CFS) AT CONFLUENCE = 6.15
** CONFLUENCE DATA
STREAM
RUNOFF
TC
INTENSITY
AREA
NUMBER
(CFS)
(MIN.)
(INCH /HOUR)
(ACRE)
1
20.37
14.92
3.585
6.41
2
6.15
9.87
4.553
1.52
IN THIS COMPUTER PROGRAM, THE CONFLUENCE VALUE USED IS BASED
ON THE RCFC &WCD FORMULA OF PLATE D -1 AS DEFAULT VALUE. THIS FORMULA
WILL NOT NECESSARILY RESULT IN THE MAXIMUM VALUE OF PEAK FLOW.
RAINFALL INTENSITY AND TIME OF CONCENTRATION RATIO
CONFLUENCE FORMULA USED FOR 2 STREAMS.
PEAK FLOW RATE TABLE
Page 6
-1
STREAM RUNOFF
NUMBER (CFS)
1 19.63
2 25.21
COMPUTED CONFLUENCE
PEAK FLOW RATE(CFS)
TOTAL AREA(ACRES) =
LONGEST FLOWPATH FRi
LINE3AN100.TXT
TC INTENSITY
(MIN.) (INCH /HOUR)
9.87 4.553
14.92 3.585
ESTIMATES ARE AS FOLLOWS:
= 25.21 TC(MIN.) = 14.92
7.93
)M NODE 8.00 TO NODE 15.00 = 1525.30 FEET.
FLOW PROCESS FROM NODE 15.00 TO NODE 19.00 IS CODE = 31
----------------------------------------------------------------------------
» » >COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA « «<
» » >USING COMPUTER - ESTIMATED PIPESIZE (NON- PRESSURE FLOW)« «<
- ---------------------------------------------------------- - - - - --
ELEVATION DATA: UPSTREAM(FEET) = 993.58 DOWNSTREAM(FEET) = 989.83
FLOW LENGTH(FEET) = 729.60 MANNING'S N = 0.013
DEPTH OF FLOW IN 30.0 INCH PIPE IS 21.8 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 6.59
ESTIMATED PIPE DIAMETER(INCH) = 30.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 25.21
PIPE TRAVEL TIME(MIN.) = 1.85 TC(MIN.) = 16.76
LONGEST FLOWPATH FROM NODE 8.00 TO NODE 19.00 = 2254.90 FEET.
-----------------------------------------------------
END OF STUDY SUMMARY:
TOTAL AREA(ACRES) = 7.93 TC(MIN.) = 16.76
PEAK FLOW RATE(CFS) _ 25.21
----------------------------------------------------
END OF RATIONAL METHOD ANALYSIS
Page 7
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LINE3AS100.TXT
RATIONAL METHOD HYDROLOGY COMPUTER PROGRAM BASED ON
RIVERSIDE COUNTY FLOOD CONTROL & WATER CONSERVATION DISTRICT
(RCFC &WCD) 1978 HYDROLOGY MANUAL
(c) Copyright 1982 -2004 Advanced Engineering software (aes)
(Rational Tabling Version 6.OD)
Release Date: 01/01/2004 License ID 1566
Analysis prepared by:
RCE Consultants
kkkkk�• rr� ���� DESCRIPTION OF STUDY
MADISON CLUB 100 YEAR ANALYSIS
MADISON.STORM DRAIN LINE 3A SOUTH (2A -6, 2A -7)
MAY 25, 2005
kkitkk��i: i:: ris'. r'.: ir' r ::ie'..........�•ic'......'e�.. wit �-it it ir' r., i.• �: r' r: r�� •�'.r' .................:r�:r�.. .. .. ., .. ., ., ,. �•t�.. .. ..
FILE NAME: LINE3AS.DAT
TIME /DATE OF STUDY: 11:34 05/25/2005
----------------------------------------------------------------------------
-- USER - SPECIFIED HYDROLOGY AND HYDRAULIC MODEL INFORMATION:
---------------------------------
USER SPECIFIED STORM EVENT(YEAR) = 100.00
SPECIFIED MINIMUM PIPE SIZE(INCH) = 18.00
SPECIFIED PERCENT OF GRADIENTS(DECIMAL) TO USE FOR FRICTION SLOPE = 0.95
10 -YEAR STORM 10- MINUTE INTENSITY(INCH /HOUR) = 2.830
10 -YEAR STORM 60- MINUTE INTENSITY(INCH /HOUR) = 1.000
100 -YEAR STORM 10- MINUTE INTENSITY(INCH /HOUR).= 4.520
100 -YEAR STORM 60- MINUTE INTENSITY(INCH /HOUR) = 1.600
SLOPE OF 10 -YEAR INTENSITY - DURATION CURVE = 0.5805893
SLOPE OF 100 -YEAR INTENSITY- DURATION CURVE = 0.5796024
COMPUTED RAINFALL INTENSITY DATA:
STORM EVENT = 100.00 1 -HOUR INTENSITY(INCH /HOUR) = 1.600
SLOPE OF INTENSITY DURATION CURVE = 0.5796
RCFC &WCD HYDROLOGY MANUAL "C °- VALUES USED FOR RATIONAL METHOD
NOTE: COMPUTE CONFLUENCE VALUES ACCORDING TO RCFC &WCD HYDROLOGY MANUAL
AND IGNORE OTHER CONFLUENCE COMBINATIONS FOR DOWNSTREAM ANALYSES
*USER- DEFINED STREET - SECTIONS FOR COUPLED PIPEFLOW AND STREETFLOW MODEL*
HALF- CROWN TO STREET- CROSSFALL: CURB GUTTER- GEOMETRIES: MANNING
WIDTH CROSSFALL IN- / OUT - /PARK- HEIGHT WIDTH LIP HIKE FACTOR
NO. (FT) (FT) SIDE / SIDE/ WAY (FT) (FT) (FT) (FT) (n)
1 30.0 20.0 0.018/0.018/0.020 0.67 2.00 0.0313 0.167 0.0150
2 43.0 38.0 0.020/0.020/0.020 0.67 2.00 0.0313 0.167 0.0150
GLOBAL STREET FLOW -DEPTH CONSTRAINTS:
1 1. Relative F1OW -Depth = 1.00 FEET
as (Maximum Allowable street Flow Depth) - (Top -of -curb)
2. (Depth) *(Velocity) Constraint = 6.0 (FT*FT /S)
•SIZE PIPE WITH A FLOW CAPACITY GREATER THAN
OR EQUAL TO THE UPSTREAM TRIBUTARY PIPE.*
. kk�• k* k: rkkkkkkkkk�- kkkkkkkkkkk� • *k *k�•�•k'.rk�•�•k�• irks•* k�• �• kk�• �• �•'.- �-' rkk� •k�•:: *k'.:kk:r�•�- '.:i. -k�•k
- -FLOW PROCESS FROM NODE 12.00 TO NODE 23.00 IS CODE = 21
----------------------------------------------------------------------
» »> RATIONAL METHOD INITIAL SUBAREA ANALYSIS««<
Page 1
r
1
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1
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LINE3AS100.TXT
ASSUMED INITIAL SUBAREA UNIFORM
DEVELOPMENT IS CONDOMINIUM
TC = K *[(LENGTH• *3) /(ELEVATION CHANGE)] * *.2
INITIAL SUBAREA FLOW- LENGTH(FEET) = 193.80
UPSTREAM ELEVATION(FEET) = 1003.48
DOWNSTREAM ELEVATION(FEET) = 1002.74
ELEVATION DIFFERENCE(FEET) = 0.74
TC = 0.359*[( 193.80 *3)/( 0.74)] * *.2 = 8.993
100 YEAR RAINFALL INTENSITY(INCH /HOUR) = 4.807
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8436
SOIL CLASSIFICATION IS "B"
SUBAREA RUNOFF(CFS) = 3.16
TOTAL AREA(ACRES) = 0.78 TOTAL RUNOFF(CFS) = 3.16
**iris it is .: it *ic i. ..., i:'.c it * *ir *'.r i. .. .. �•sY *.. .. .... * *i . .. .. .. .... .... .. .... .. '.r * *ir * * * *.. .. .... .. .... .... .. .. .. .. .. .. .. *ir'.. .. .. .. ..
FLOW PROCESS FROM NODE 23.00 TO NODE • 24.00 IS CODE = 62
----------------------------------------------------------------------------
» » >COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA « «<
» » >( STREET TABLE SECTION # 2 USED) « «<
----------------------------------------------------------------------------
----------------------------------------------------------------------------
UPSTREAM ELEVATION(FEET) = 1002.74 DOWNSTREAM ELEVATION(FEET) = 997.80
STREET LENGTH(FEET) = 626.40 CURB HEIGHT(INCHES) = 8.0
STREET HALFWIDTH(FEET) = 43.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 38.00
INSIDE STREET CROSSFALL(DECIMAL) = 0.020
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.020
SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1
STREET PARKWAY CROSSFALL(DECIMAL) = 0.020
Manning'S FRICTION FACTOR for Streetflow Section(curb -to -curb) = 0.0150
Manning'S FRICTION FACTOR for Back -of -Walk Flow Section = 0.0200
**TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 6.72
STREETFLOW MODEL RESULTS USING ESTIMATED FLOW:
STREET FLOW DEPTH(FEET) = 0.47
HALFSTREET FLOOD WIDTH(FEET) = 15.43
AVERAGE FLOW VELOCITY(FEET /SEC.) = 2.61
PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 1.22
STREET FLOW TRAVEL TIME(MIN.) = 3.99 TC(MIN.) = 12.99
100 YEAR RAINFALL INTENSITY(INCH /HOUR) = 3.885
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8331
SOIL CLASSIFICATION IS "B"
SUBAREA AREA(ACRES) = 2.19 SUBAREA RUNOFF(CFS) = 7.07
TOTAL AREA(ACRES) = 2.97 PEAK FLOW RATE(CFS) = 10.24 C.Q. *7
END OF SUBAREA STREET FLOW HYDRAULICS:
DEPTH(FEET) = 0.52 HALFSTREET FLOOD WIDTH(FEET) = 18.32
FLOW VELOCITY(FEET /SEC.) = 2.89 DEPTH *VELOCITY(FT *FT /SEC.) = 1.51
LONGEST FLOWPATH FROM NODE 12.00 TO NODE 24.00 = 820.20 FEET.
iri• ir* �• i.•'. rir* ieic*'. r* ie* s4� „.,..., *� *iririr'.: *ir *ir *.... �• * *�iri: �• ieir*..,...* ir* * * * * * *irir�• * * * *ir * *i,..„„„„..„
FLOW PROCESS FROM NODE 24.00 TO NODE 22.00 IS CODE = 31
----------------------------------------------------------------------------
»» >COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA««<
» »> USING COMPUTER - ESTIMATED PIPESIZE (NON- PRESSURE FLOW)« «<
========= ----------
ELEVATION DATA: UPSTREAM(FEET) = 992.80 DOWNSTREAM(FEET) = 992.03
FLOW LENGTH(FEET) = 153.30 MANNING'S N = 0.013
DEPTH OF FLOW IN 21.0 INCH PIPE IS 16.1 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 5.17
ESTIMATED PIPE DIAMETER(INCH) = 21.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 10.24
Page 2
LINE3A5100.TXT
PIPE TRAVEL TIME(MIN.) = 0.49 TC(MIN.) = 13.48
LONGEST FLOWPATH FROM NODE 12.00 TO NODE 22.00 = 973.50 FEET.
FLOW PROCESS FROM NODE 22.00 TO NODE 22.00 IS CODE = 1
----------------------------------------------------------------------------
»» >DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE « «<
--------------------------------------------------------------------
TOTAL NUMBER OF STREAMS = 2
CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 1 ARE:
TIME OF CONCENTRATION(MIN.) = 13.48
RAINFALL INTENSITY(INCH /HR) = 3.80
TOTAL STREAM AREA(ACRES) = 2.97
PEAK FLOW RATE(CFS) AT CONFLUENCE = 10.24
FLOW PROCESS FROM NODE 16.00 TO NODE 20.00 IS CODE = 21
----------------------------------------------------------------------------
»» >RATIONAL METHOD INITIAL SUBAREA ANALYSIS ««<
---------------------------------------------
ASSUMED INITIAL SUBAREA UNIFORM
DEVELOPMENT IS CONDOMINIUM
TC = K *[(LENGTH * *3) /(ELEVATION CHANGE)] "*.2
INITIAL SUBAREA FLOW- LENGTH(FEET) = 91.10
UPSTREAM ELEVATION(FEET) = 1003.47
DOWNSTREAM ELEVATION(FEET) = 1003.29
ELEVATION DIFFERENCE(FEET) = 0.18
TC = 0.359 *[( 91.10 * *3) /( 0.18)] * *.2 = 7.586
100 YEAR RAINFALL INTENSITY(INCH /HOUR) = 5.305
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8481
SOIL CLASSIFICATION IS "B"
SUBAREA RUNOFF(CFS) = 0.69
TOTAL AREA(ACRES) = 0.15 TOTAL RUNOFF(CFS) = 0.69
it :r ir'..•1: is * **': k* ic*......* isiri.*: r: r' k'. r* it'..'. r** .............. ........ * *':�• * * * *�• * *�• * *�..., .. '..• *�.. *ir *.. .. .. .. .. .. .. ..
FLOW PROCESS FROM NODE 20.00 TO NODE 21.00 IS CODE = 62
----------------------------------------------------------------------------
» »>COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA ««<
» » >( STREET TABLE SECTION # 2 USED)« «<
- ----------------------------- ---------------------
UPSTREAM ELEVATION(FEET) = 1003.29 DOWNSTREAM ELEVATION(FEET) = 999.88
STREET LENGTH(FEET) = 644.40 CURB HEIGHT(INCHES) = 8.0
STREET HALFWIDTH(FEET) = 43.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 38.00
INSIDE STREET CROSSFALL(DECIMAL) = 0.020
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.020
SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1
STREET PARKWAY CROSSFALL(DECIMAL) = 0.020
Manning'S FRICTION FACTOR for Streetflow Section(curb -to -curb) = 0.0150
Manning'S FRICTION FACTOR for-Back-of-walk Flow Section = 0.0200
* *TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 2.75
STREETFLOW MODEL RESULTS USING ESTIMATED FLOW:
STREET FLOW DEPTH(FEET) = 0.39
HALFSTREET FLOOD WIDTH(FEET) = 11.49
AVERAGE FLOW VELOCITY(FEET /SEC.) = 1.82
PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 0.71
STREET FLOW TRAVEL TIME(MIN.) = 5.89 TC(MIN.) = 13.48
100 YEAR RAINFALL INTENSITY(INCH /HOUR) = 3.802
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8320
SOIL CLASSIFICATION IS "B"
Page 3
LINE3AS100.TXT
C\ SUBAREA AREA(ACRES) = 1.29 SUBAREA RUNOFF(CFS) = 4.07
TOTAL AREA(ACRES) = 1.44 PEAK FLOW RATE(CFS) = 4.76 C.
END OF SUBAREA STREET FLOW HYDRAULICS.'
DEPTH(FEET) = 0.45 HALFSTREET FLOOD WIDTH(FEET) = 14.54
FLOW VELOCITY(FEET /SEC.) = 2.07 DEPTH *VELOCITY(FT *FT /SEC.) = 0.93
LONGEST FLOWPATH FROM NODE 16.00 TO NODE 21.00 = 735.50 FEET.
FLOW PROCESS FROM NODE 21.00 TO NODE 22.00 IS CODE = 31
----------------------------------------------------------------------------
»»> COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA « «<
» » >USING COMPUTER - ESTIMATED PIPESIZE (NON- PRESSURE FLOW) « «<
----------------------------------------------------------------------------
----------------------------------------------------------------------------
ELEVATION DATA: UPSTREAM(FEET) = 994.88 DOWNSTREAM(FEET) = 992.03
FLOW LENGTH(FEET) = 95.90 MANNING'S N = 0.013
ESTIMATED PIPE DIAMETER(INCH) INCREASED TO 18.000
DEPTH OF FLOW IN 18.0 INCH PIPE IS 6.4 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 8.47
ESTIMATED PIPE DIAMETER(INCH) = 18.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 4.76
PIPE TRAVEL TIME(MIN.) = 0.19 TC(MIN.) = 13.67
LONGEST FLOWPATH FROM NODE 16.00 TO NODE 22.00 = 831.40 FEET.
FLOW PROCESS FROM NODE 22.00 TO NODE 22.00 IS CODE = 1
-------------=--------------------------------------------------------------
» » >DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE« «<
»» >AND COMPUTE VARIOUS CONFLUENCED STREAM VALUES « «<
--------------------------------------------------------------------
TOTAL NUMBER OF STREAMS = 2
CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 2 ARE:
TIME OF CONCENTRATION(MIN.) = 13.67
RAINFALL INTENSITY(INCH /HR) = 3.77
TOTAL STREAM AREA(ACRES),= 1.44
PEAK FLOW RATE(CFS) AT CONFLUENCE = 4.76
1
** CONFLUENCE DATA
**
i I
STREAM RUNOFF
TC
INTENSITY AREA
NUMBER (CFS)
(MIN.)
(INCH /HOUR) (ACRE)
_
1 10.24
13.48
3.802 2.97
2 4.76
13.67
3.771 1.44
��•;: �• ����:: ����� ;��.:��� :��•�-
��::���•��� -�
-* WARNING***** ��• ���- �������� •��•��- ��•::�- �•������•�
IN THIS COMPUTER PROGRAM,
THE
CONFLUENCE VALUE USED IS BASED
ON THE RCFC &WCD FORMULA
OF PLATE D -1 AS DEFAULT VALUE. THIS FORMULA
NOT NECESSARILY
RESULT IN
THE MAXIMUM VALUE OF PEAK FLOW.
^WILL
RAINFALL INTENSITY
AND TIME OF
CONCENTRATION RATIO
CONFLUENCE FORMULA USED FOR 2-STREAMS.
** PEAK FLOW RATE TABLE *
STREAM RUNOFF
TC
INTENSITY
NUMBER (CFS)
(MIN.)
(INCH /HOUR)
1 14.93
13.48
3.802
2 14.91
13.67
3.771
COMPUTED CONFLUENCE
PEAK FLOW RATE(CFS)
ESTIMATES
= 14.93
ARE AS FOLLOWS:
TC(MIN.) = 13.48
TOTAL AREA(ACRES) =
4.41
LONGEST FLOWPATH FROM
NODE
12.00 TO NODE 22.00 = 973.50 FEET.
Page 4
1
LINE3AS100.TXT
.. .. .. is is '.. '.:�', .. '.: t, �.. .. .. .. .. �• k� .................. ............................... ...........'.::rte.....,........ .. .. .. .. .. .. ., .. .. .. .. .. .. .. ..
FLOW PROCESS FROM NODE 22.00 TO NODE 19.00 IS CODE = 31
----------------------------------------------------------------------------
» » >COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA « «<
» » >USING COMPUTER- ESTIMATED PIPESIZE (NON- PRESSURE FLOW) « «<
- - -----------------------------------------
ELEVATION DATA: UPSTREAM(FEET) = 992.03 DOWNSTREAM(FEET) = 989.83
FLOW LENGTH(FEET) = 439.80 MANNING'S N = 0.013
DEPTH OF FLOW IN 24.0 INCH PIPE IS 18.8 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 5.65
ESTIMATED PIPE DIAMETER(INCH) = 24.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 14.93
PIPE TRAVEL TIME(MIN.) = 1.30 TC(MIN.) = 14.78
LONGEST FLOWPATH FROM NODE 12.00 TO NODE 19.00 = 1413.30 FEET.
---------------------------------------------
END OF STUDY SUMMARY:
TOTAL AREA(ACRES) = 4.41 TC(MIN.) = 14.78
PEAK FLOW RATE(CFS) = 14.93
-------------------------------------------
END OF RATIONAL METHOD ANALYSIS
Page 5
J
D
1
LINE5A100.TXT
RATIONAL METHOD HYDROLOGY COMPUTER PROGRAM BASED ON
RIVERSIDE COUNTY FLOOD CONTROL & WATER CONSERVATION DISTRICT
(RCFC &WCD) 1978 HYDROLOGY MANUAL
(c) Copyright 1982 -2004 Advanced Engineering Software (aes)
(Rational Tabling version 6.OD)
Release Date: 01/01/2004 License ID 1566
Analysis prepared by:
RCE Consultants
s:� �: �•i:� �r DESCRIPTION OF STUDY
MADISON CLUB 100 YEAR ANALYSIS
MADISON STORM DRAIN LINE 5A (3A -1, 3A -2, 3A -3)
MAY 25, 2005
FILE NAME: LINESA.DAT
TIME /DATE OF STUDY: 13:48 05/25/2005
----------------------------------------------------------------------------
USER SPECIFIED HYDROLOGY AND HYDRAULIC MODEL INFORMATION:
----------------------------------------------------------------------------
USER SPECIFIED STORM EVENT(YEAR) = 100.00
SPECIFIED MINIMUM PIPE SIZE(INCH) = 18.00
SPECIFIED PERCENT OF GRADIENTS(DECIMAL) TO USE
FOR FRICTION SLOPE
= 0.95
10 —YEAR STORM 10— MINUTE INTENSITY(INCH /HOUR) =
2.830
10 —YEAR STORM 60— MINUTE INTENSITY(INCH /HOUR) =
1.000
100 —YEAR STORM 10— MINUTE INTENSITY(INCH /HOUR)
= 4.520
100 —YEAR STORM 60— MINUTE INTENSITY(INCH /HOUR)
= 1.600
SLOPE OF 10 —YEAR INTENSITY— DURATION CURVE = 0.5805893
SLOPE OF 100 -YEAR INTENSITY - DURATION CURVE =
0.5796024
COMPUTED RAINFALL INTENSITY DATA:
STORM EVENT = 100.00 1 -HOUR INTENSITY(INCH /HOUR)
= 1.600
SLOPE OF INTENSITY DURATION CURVE = 0.5796
RCFC &WCD HYDROLOGY MANUAL "C "- VALUES USED FOR
RATIONAL METHOD
NOTE: COMPUTE CONFLUENCE VALUES ACCORDING TO RCFC
&WCD HYDROLOGY MANUAL
AND IGNORE OTHER CONFLUENCE COMBINATIONS
FOR DOWNSTREAM ANALYSES
USER- DEFINED STREET - SECTIONS FOR COUPLED PIPEFLOW
AND STREETFLOW
MODEL
HALF- CROWN TO STREET- CROSSFALL: CURB
GUTTER- GEOMETRIES:
MANNING
WIDTH CROSSFALL IN- / OUT- /PARK- HEIGHT
WIDTH LIP HIKE
FACTOR
NO. (FT) (FT) SIDE / SIDE/ WAY (FT)
(FT) (FT) (FT)
(n)
- - - -- --- - - - - -- -----------------
1 30.0 20.0 0.018/0.018/0.020 0.67
2.00 0.0313 0.167
0.0150
2 43.0 38.0 0.02010.02010.020 0.67
2.00 0.0313 0.167
0.0150
GLOBAL STREET FLOW -DEPTH CONSTRAINTS:
1. Relative Flow -Depth = 1.00 FEET
as (Maximum Allowable Street Flow Depth) - (Top -of -curb)
2. (Depth) *(velocity) Constraint = 6.0 (FT *FT /S)
SIZE PIPE WITH A FLOW CAPACITY GREATER THAN
OR EQUAL TO THE UPSTREAM TRIBUTARY PIPE.°
FLOW PROCESS FROM NODE 25.00 TO NODE 26.00 IS CODE = 21
----------------------------------------------------------------------------
»»>RATIONAL METHOD INITIAL SUBAREA ANALYSIS « «<
------------------- - - - - --
Page 1
I-
1
i I
� I
i I
I I
� I
I I
I i
1
1
1
LINE5Al00.TXT
ASSUMED INITIAL SUBAREA UNIFORM
DEVELOPMENT IS CONDOMINIUM
TC = K *[(LENGTH• *3) /(ELEVATION CHANGE)] **.2
INITIAL SUBAREA FLOW- LENGTH(FEET) = 165.40
UPSTREAM ELEVATION(FEET) = 998.42
DOWNSTREAM ELEVATION(FEET) = 997.95
ELEVATION DIFFERENCE(FEET) = 0.47
TC = 0.359•[( 165.40* 3)/( 0.47)1 * *.2 = 8.955
100, YEAR RAINFALL INTENSITY(INCH /HOUR) = 4.819.
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8437
SOIL CLASSIFICATION IS "B"
SUBAREA RUNOFF(CFS) = 2.06
TOTAL AREA(ACRES) = 0.51 TOTAL RUNOFF(CFS) = 2.06 C •R•'# 6
....i: * *ic is it *ire- i :i:�..��ic�..�•�ic �- ..........ir�..��..i ::Y��'c is it ire .....:ic�..��•ic��- 'ki:��i.•.. .. .. ..��ie'.. :: k �i: ::��ir
FLOW PROCESS FROM NODE 26.00 TO NODE 27.00 IS CODE = 31
----------------------------------------------------------------------------
» » >COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA « «<
-- » »>USING COMPUTER - ESTIMATED PIPESIZE (NON- PRESSURE FLOW) « «<
ELEVATION DATA: UPSTREAM(FEET) = 992.95 DOWNSTREAM(FEET) = 991.46
FLOW LENGTH(FEET) = 297.40 MANNING'S N = 0.013
ESTIMATED PIPE DIAMETER(INCH) INCREASED TO 18.000
DEPTH OF FLOW IN 18.0 INCH PIPE IS 6.6 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 3.54
ESTIMATED PIPE DIAMETER(INCH) = 18.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 2.06
PIPE TRAVEL TIME(MIN.) = 1.40 TC(MIN.) = 10.36
LONGEST FLOWPATH FROM NODE 25.00 TO NODE 27.00 = 462.80 FEET.
is it it it .. '.: it it is ir*ie it is *i: .. .. .. �•s: *�• *'.t •'k'.: .. .. .. .. iri .. *ic is it *.. *it *.: *� .. .. .. .. .. .. .. .. .. .. .. .. .. �•ir *.. .. .. *'k * * ** *„ *kic
- -FLOW PROCESS FROM NODE 27.00 TO NODE 27.00 IS CODE = 1
----------------------------------------------------------------------
» »>DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE« «<
--------------------------------------------------------------------- - - - - --
TOTAL NUMBER OF STREAMS = 2
CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 1 ARE:
TIME OF CONCENTRATION(MIN.) = 10.36
RAINFALL INTENSITY(INCH /HR) = 4.43
TOTAL STREAM AREA(ACRES) = 0.51
PEAK FLOW RATE(CFS) AT CONFLUENCE = 2.06
...... isi:*........** �.... �: r: ri. �: r� ......... .......�- '��•��•:r��::�......., ism'; i..........,.. �it�..., ..�i:�i:�.,....................
FLOW PROCESS FROM NODE 28.00 TO NODE 29.00 IS CODE = 21
----------------------------------------------------------------------------
» »>RATIONAL METHOD INITIAL SUBAREA ANALYSIS « «<
-------------------------------------------------
ASSUMED INITIAL SUBAREA UNIFORM
DEVELOPMENT IS CONDOMINIUM
TC = K *[(LENGTH * *3) /(ELEVATION CHANGE)] **.2
INITIAL SUBAREA FLOW- LENGTH(FEET) = 109.10
UPSTREAM ELEVATION(FEET) = 998.69
DOWNSTREAM ELEVATION(FEET) = 998.26
ELEVATION DIFFERENCE(FEET) = 0.43
TC = 0.359 *[( 109.10 * *3) /( 0.43)] * *.2 = 7.101
100 YEAR RAINFALL INTENSITY(INCH /HOUR) = 5.512
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8497
SOIL'CLASSIFICATION IS "B"
SUBAREA RUNOFF(CFS) = 1.15
TOTAL AREA(ACRES) = 0.25 TOTAL RUNOFF(CFS) = 1.15
FLOW PROCESS FROM NODE 29.00 TO NODE 30.00 IS CODE = 62
Page 2
1
LINE5A100.TXT ,
----------------------------------------------------------------------------
- - »»> COMPUTE- STREETSFLOW - TRAVEL- TIME)<<<<< SUBAREA «« <-------------- - - - - --
» » >( STREET TABLE SECTION # 2 USED) « «<
UPSTREAM ELEVATION(FEET) = 998.26 DOWNSTREAM ELEVATION(FEET) = 996.25
STREET LENGTH(FEET) = 633.70 CURB HEIGHT(INCHES) = 8.0
STREET HALFWIDTH(FEET) = 43.00
` DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 38.00
INSIDE STREET CROSSFALL(DECIMAL) = 0.020
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.020
SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1
STREET PARKWAY CROSSFALL(DECIMAL) = 0.020
Manning'S FRICTION FACTOR for Streetflow Section(curb -to -curb) = 0.0150
Manning'S FRICTION FACTOR for Back -of -Walk Flow Section = 0.0200
"TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 6.38
STREETFLOW MODEL RESULTS USING ESTIMATED FLOW:
STREET FLOW DEPTH(FEET) = 0.52
HALFSTREET FLOOD WIDTH(FEET) = 18.17
AVERAGE FLOW VELOCITY(FEET /SEC.) = 1.83
PRODUCT OF DEPTH &VELOCITY(FT =FT /SEC.) = 0.95
STREET FLOW TRAVEL TIME(MIN.) = 5.78 TC(MIN.) = 12.89
100 YEAR RAINFALL INTENSITY(INCH /HOUR) = 3.902
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8333
SOIL CLASSIFICATION IS "B"
SUBAREA AREA(ACRES) = 3.16 SUBAREA RUNOFF(CFS).= 10.27
TOTAL AREA(ACRES) = 3.40 PEAK FLOW RATE(CFS) = 11.42 #S'
END OF SUBAREA STREET FLOW HYDRAULICS:
DEPTH(FEET) = 0.62 HALFSTREET FLOOD WIDTH(FEET) = 22.92
FLOW VELOCITY(FEET /SEC.) = 2.10 DEPTH *VELOCITY(FT*FT /SEC.) = 1.29
LONGEST FLOWPATH FROM NODE 28.00 TO NODE 30.00 = 742.80 FEET.
FLOW PROCESS FROM NODE 30.00 TO NODE 27.00 IS CODE = 31
----------------------------------------------------------------------------
» »> COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA« «<
- - » »> USING- COMPUTER-ESTIMATED PIPESIZE (NON- PRESSURE FLOW) « «<
------------------------------- -------------
ELEVATION DATA: UPSTREAM(FEET) _• 991.66 DOWNSTREAM(FEET) = 991.46
' FLOW LENGTH(FEET) = 40.20 MANNING'S N = 0.013
DEPTH OF FLOW IN 24.0 INCH PIPE IS 15.3 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 5.41
ESTIMATED PIPE DIAMETER(INCH) = 24.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 11.42
PIPE TRAVEL TIME(MIN.) = 0.12 TC(MIN.) = 13.01
LONGEST FLOWPATH FROM NODE 28.00 TO NODE 27.00 = 783.00 FEET.
- -FLOW PROCESS FROM NODE 27.00 TO NODE 27.00 IS CODE = 1
----------------------------------------------------------------------
» » >DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE ««<
» » >AND COMPUTE VARIOUS CONFLUENCED STREAM VALUES « «<
-------------------------------------------------------- --------
TOTAL NUMBER OF STREAMS = 2
CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 2 ARE:
TIME OF CONCENTRATION(MIN.) = 13.01
RAINFALL INTENSITY(INCH /HR) = 3.88
TOTAL STREAM AREA(ACRES) = 3.40
PEAK FLOW RATE(CFS) AT CONFLUENCE = 11.42
Page 3
1
isisi; �..., iti .. ............................... �- isi.............�.': WARNING :...................,............... ...............................
IN THIS COMPUTER PROGRAM, THE CONFLUENCE VALUE USED IS BASED
ON THE RCFC &WCD FORMULA OF PLATE D -1 AS DEFAULT VALUE. THIS FORMULA
WILL NOT NECESSARILY RESULT IN THE MAXIMUM VALUE OF PEAK FLOW.
RAINFALL INTENSITY AND TIME OF CONCENTRATION RATIO
CONFLUENCE FORMULA USED FOR 2 STREAMS.
■
* PEAK FLOW RATE TABLE **
LINE5A100.TXT
i` CONFLUENCE DATA *
STREAM RUNOFF TC
INTENSITY
STREAM
RUNOFF
TC
INTENSITY AREA
NUMBER
(CFS)
(MIN.)
(INCH /HOUR) (ACRE)
1
2.06
10.36
4.429 0.51
2
11.42
13.01
3.881 3.40
isisi; �..., iti .. ............................... �- isi.............�.': WARNING :...................,............... ...............................
IN THIS COMPUTER PROGRAM, THE CONFLUENCE VALUE USED IS BASED
ON THE RCFC &WCD FORMULA OF PLATE D -1 AS DEFAULT VALUE. THIS FORMULA
WILL NOT NECESSARILY RESULT IN THE MAXIMUM VALUE OF PEAK FLOW.
RAINFALL INTENSITY AND TIME OF CONCENTRATION RATIO
CONFLUENCE FORMULA USED FOR 2 STREAMS.
■
* PEAK FLOW RATE TABLE **
STREAM RUNOFF TC
INTENSITY
NUMBER (CFS) (MIN.)
(INCH /HOUR)
1 11.15 10.36
4.429
2 13.22 13.01
3.881
COMPUTED CONFLUENCE ESTIMATES
ARE AS FOLLOWS:
PEAK FLOW RATE(CFS) = 13.22
TC(MIN.) = 13.01
TOTAL AREA(ACRES) = 3.91
LONGEST FLOWPATH FROM NODE
28.00 TO NODE 27.00 =
783.00 FEET.
..mot. is it �•..��'..• ism' ri;i; iri:' r� ..i :ir�-�........�-i:'.r..�•�..
sic �• ��'. r� .......:ir�•�•..�::..��ie��•i: i.•..
�i; �ir'..�k�•�'.r k ire
FLOW PROCESS FROM NODE 27.00
----------------------------------------------------------------------------
TO NODE 31.00 IS CODE
�..
= 31
»» >COMPUTE PIPE -FLOW TRAVEL
TIME THRU SUBAREA « «<
1
»»> USING COMPUTER-ESTIMATED
PIPESIZE NON _PRESSURE FLOW)
< < < < <
- - - -
ELEVATION DATA: UPSTREAM(FEET)
-( -
= 991.46 DOWNSTREAM(FEET)
-- - - - - --
= 990.52
FLOW LENGTH(FEET) = 188.70
MANNING'S N = 0.013
DEPTH OF FLOW IN 24.0 INCH PIPE
IS 17.0 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.)
= 5.56
ESTIMATED PIPE DIAMETER(INCH)
= 24.00 NUMBER OF PIPES =
1
PIPE- FLOW(CFS) = 13.22
PIPE TRAVEL TIME(MIN.) = 0.57
LONGEST FLOWPATH FROM NODE
TC(MIN.) = 13.58
28.00 TO NODE 31.00 =
971.70 FEET.
iri; ir�ir is it it it it it i... ie�..'.: �i:i:ici.......�•i:�•it�..� -iri �i;��•&�i:i....� *�•ir��'k �ic��i;� .... .. .. .. .. .. .. .. .. .. .. .. .. .. �it��
FLOW PROCESS FROM NODE 31.00 TO NODE 31.00 IS CODE = 1
----------------------------------------------------------------------------
»» >DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE « «<
------------------------------------------------------- - - ----
TOTAL NUMBER OF STREAMS = 2
CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 1 ARE:
TIME OF CONCENTRATION(MIN.) = 13.58
RAINFALL INTENSITY(INCH /HR) = 3.79
TOTAL STREAM AREA(ACRES) = 3.91
PEAK FLOW RATE(CFS) AT CONFLUENCE = 13.22
FLOW PROCESS FROM NODE 32.00 TO NODE 33.00 IS CODE = 21
----------------------------------------------------------------------------
»»>RATIONAL METHOD INITIAL SUBAREA ANALYSIS ««<
- -------------------------------------------------
ASSUMED INITIAL SUBAREA UNIFORM
DEVELOPMENT IS CONDOMINIUM
TC = K=[(LENGTH==3) /(ELEVATION CHANGE)] * .2
INITIAL SUBAREA FLOW- LENGTH(FEET) = 303.40
UPSTREAM ELEVATION(FEET) = 999.10
Page 4
LINE5Al00.TXT
DOWNSTREAM ELEVATION(FEET) = 997.57
ELEVATION DIFFERENCE(FEET) = 1.53
TC = 0.359="[( 303.40 **3)/( 1.53)] * *.2 = 10.177
100 YEAR RAINFALL INTENSITY(INCH /HOUR) = 4.474
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8402
SOIL CLASSIFICATION IS "B"
SUBAREA RUNOFF(CFS) = 2.69
TOTAL AREA(ACRES) = 0.71 TOTAL RUNOFF(CFS) _
2.69 C.i3.4+
............ i.•ir is i. .. .. .. ire.. .. .. .. .. ., i;* i :....... ............................... it ire.......................... .. .. .. .. .. .. .. .. .. .. .. .. .. .. ..
t FLOW PROCESS FROM NODE 33.00 TO NODE 31.00 IS CODE = 31
- -
----------------------------------------------------------------------
» »> COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA « «<
» >>>USING COMPUTER- ESTIMATED PIPESIZE (NON - PRESSURE FLOW) « «<
ELEVATION DATA: UPSTREAM(FEET) = 992.57 DOWNSTREAM(FEET) 990.52
FLOW LENGTH(FEET) = 82.00 MANNING'S N = 0.013
ESTIMATED PIPE DIAMETER(INCH) INCREASED TO 18.000
DEPTH OF FLOW IN 18.0 INCH PIPE IS 5.0 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 6.78
ESTIMATED PIPE DIAMETER(INCH) = 18.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 2.69
PIPE TRAVEL TIME(MIN.) = 0.20 TC(MIN.) = 10.38
LONGEST FLOWPATH FROM NODE 32.00 TO NODE 31.00 = 385.40 FEET.
is it it *�- it *- '.r *ir *�•ir is i.......'. ri..... iri ...ir *......ir'.r'..........* icy ............ .... * * *ic:'................i.- ire - *', .. .. .. .. .. .. is i. .. ..
FLOW PROCESS FROM NODE 31.00 TO-NODE 31.00 IS CODE = 1
» » >DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE « «<
» » >AND COMPUTE VARIOUS CONFLUENCED STREAM VALUES« «<
1 ----------
- =TOTAL NUMBER OF STREAMS=-==2------------------------------------
CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 2 ARE:
TIME OF CONCENTRATION(MIN.) = 10.38
RAINFALL INTENSITY(INCH /HR) = 4.42
' TOTAL STREAM AREA(ACRES) = 0.71
PEAK FLOW RATE(CFS) AT CONFLUENCE = 2.69
CONFLUENCE DATA **
STREAM RUNOFF TC INTENSITY AREA
NUMBER (CFS) (MIN.) (INCH /HOUR) (ACRE)
1 13.22 13.58 3.786 3.91
2 ^^ ^2.69 10^38 . ^^ 4.424 ^^ 0 ^71^^
* *i: *iz *ir *''. *'.t *..•i; is is it is �•* *i: *.ti ... �. * *:'•.'. �. it * * *i: *i•' *'� *....r.....r..r. �. �..n. ,.....r..r..r. �....
IN THIS COMPUTER PROGRAM, THE CONFLUENCE VALUE USED IS BASED
ON THE RCFC &WCD FORMULA OF PLATE D -1 AS DEFAULT VALUE. THIS FORMULA
WILL NOT NECESSARILY RESULT IN THE MAXIMUM VALUE OF PEAK FLOW.
RAINFALL INTENSITY AND TIME OF CONCENTRATION RATIO
CONFLUENCE FORMULA USED FOR 2 STREAMS.
• PEAK FLOW RATE TABLE ••
STREAM RUNOFF TC INTENSITY
NUMBER (CFS) (MIN.) (INCH /HOUR)
1 12.80 10.38 4.424
2 15.52 13.58 3.786
COMPUTED-CONFLUENCE ESTIMATES ARE AS FOLLOWS: -
PEAK FLOW RATE(CFS) = 15.52 TC(MIN.) = 13.58
TOTAL AREA(ACRES) = 4.62
' LONGEST FLOWPATH FROM NODE 28.00 TO NODE 31.00 = 971.70 FEET.
Page 5
� I
LINE5Al00.TXT
FLOW PROCESS FROM NODE 31.00 TO NODE 34.00 IS CODE = 31
----------------------------------------------------------------------------
>>>>>COMPUTE PIPE-FLOW TRAVEL TIME THRU SUBAREA<<<<<
>>>>>USING COMPUTER-ESTIMATED PIPESIZE (NON-PRESSURE FLOW)<<<<<
----------------------------------------------------------------
ELEVATION DATA: UPSTREAM(FEET) = 990.52 DOWNSTREAM(FEET) = 987.23
FLOW LENGTH(FEET) = 658.10 MANNING'S N = 0.013
DEPTH OF FLOW IN 24.0 INCH PIPE IS 19.6 INCHES
PIPE-FLOW VELOCITY(FEET/SEC.) = 5.66
.ESTIMATED PIPE DIAMETER(INCH) = 24.00 NUMBER OF PIPES
PIPE-FLOW(CFS) = 15.52
PIPE TRAVEL TIME(MIN.) = 1.94 TC(MIN.) = 15.51
LONGEST FLOWPATH FROM NODE 28.00 TO NODE 34.00 = 1629.80 FEET.
-------------------------------------------------
END OF STUDY SUMMARY:
TOTAL AREA(ACRES) = 4.62 TC(MIN.) = 15.51
PEAK FLOW RATE(CFS) = 15.52
END OF RATIONAL METHOD ANALYSIS
Page 6
1
I
LINE6A100.TXT
RATIONAL METHOD HYDROLOGY ,COMPUTER JPROGRAM ,BASED ,ON,A,,,
RIVERSIDE COUNTY FLOOD CONTROL & WATER CONSERVATION DISTRICT
(RCFC &WCD) 1978 HYDROLOGY MANUAL
(c) Copyright 1982 -2004 Advanced Engineering Software.(aes)
(Rational Tabling version 6.OD)
Release Date: 01/01/2004 License ID 1566
Analysis prepared by:
RCE Consultants
DESCRIPTION OF STUDY
MADISON CLUB 100 YEAR ANALYSIS
jt MADISON STORM DRAIN LINE 6A (3C -1, 3C -2)
MAY 25, 2005
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FILE NAME: LINE6A.DAT
TIME /DATE OF STUDY: 14:35 05/25/2005
----------------------------------------------------------------------------
USER SPECIFIED HYDROLOGY - -
AND HYDRAULIC MODEL INFORMATION:
-- - -
-----------------------------
USER SPECIFIED STORM EVENT(YEAR) = 100.00
SPECIFIED MINIMUM PIPE SIZE(INCH) = 18.00
SPECIFIED PERCENT OF GRADIENTS(DECIMAL) TO USE FOR FRICTION SLOPE = 0.95
10 -YEAR STORM 10- MINUTE INTENSITY(INCH /HOUR) = 2.830
10 -YEAR STORM 60- MINUTE INTENSITY(INCH /HOUR) = 1.000
100 -YEAR STORM 10- MINUTE INTENSITY(INCH /HOUR) = 4.520
100 -YEAR STORM 60- MINUTE INTENSITY(INCH /HOUR) = 1.600
SLOPE OF 10 -YEAR INTENSITY - DURATION CURVE = 0.5805893
SLOPE OF 100 -YEAR INTENSITY - DURATION CURVE = 0.5796024
COMPUTED RAINFALL INTENSITY DATA:
STORM EVENT = 100.00 1 -HOUR INTENSITY(INCH /HOUR) = 1.600
SLOPE OF INTENSITY DURATION CURVE = 0.5796
RCFC &WCD HYDROLOGY MANUAL "C "- VALUES USED FOR RATIONAL METHOD
NOTE: COMPUTE CONFLUENCE VALUES ACCORDING TO RCFC &WCD HYDROLOGY MANUAL
AND IGNORE OTHER CONFLUENCE COMBINATIONS FOR DOWNSTREAM ANALYSES
•USER- DEFINED STREET- SECTIONS FOR COUPLED PIPEFLOW AND STREETFLOW MODEL*
HALF- CROWN TO STREET- CROSSFALL: CURB GUTTER- GEOMETRIES: MANNING
WIDTH CROSSFALL IN- / OUT - /PARK- HEIGHT' WIDTH LIP HIKE FACTOR
NO_ -(FT) --- (FT)_- SIDE -/- SIDE / -WAY- -(FT)- -(FT) -(FT)- (FT)- - -(n) --
1 30.0 20.0 0.018/0.018/0.020 0.67 2.00 0.0313 0.167 0.0150
2 43.0 38.0 0.020/0.020/0.020 0.67 2.00 0.0313 0.167 0.0150
GLOBAL STREET FLOW -DEPTH CONSTRAINTS:
1. Relative Flow -Depth = 1.00 FEET
as (Maximum Allowable street Flow Depth) - (Top -of -Curb)
2. (Depth) *(velocity) Constraint = 6.0 (FT *FT /S)
*SIZE PIPE WITH A FLOW CAPACITY GREATER THAN
OR EQUAL TO THE UPSTREAM TRIBUTARY PIPE.*
.. ..........
- -FLOW PROCESS FROM NODE 28.00 TO NODE 35.00 IS CODE = 21
----------------------------------------------------------------------
» »> RATIONAL METHOD INITIAL SUBAREA ANALYSIS ««<
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LINE6Al00.TXT
ASSUMED INITIAL SUBAREA UNIFORM
DEVELOPMENT IS CONDOMINIUM
TC = K *[(LENGTH' *3) /(ELEVATION CHANGE)] * *.2
INITIAL SUBAREA FLOW- LENGTH(FEET) = 102.80
UPSTREAM ELEVATION(FEET) = 998.69
DOWNSTREAM ELEVATION(FEET) = 997.89
ELEVATION DIFFERENCE(FEET) = 0.80
TC = 0.359*[( 102.80 * *3) /( 0.80)] * *.2 = 6.052
100 YEAR RAINFALL INTENSITY(INCH /HOUR) = 6.047
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8535
SOIL CLASSIFICATION IS "B"
SUBAREA RUNOFF(CFS) = 1.77
TOTAL AREA(ACRES) = 0.34 TOTAL RUNOFF(CFS) = 1.77
.... �'::** isici: i:'.:** isti :......................�i;��ir is i ;i... sic:.....,........ ......................... :ic'.. .. .; it i. .. .. �ic�.. .. .. .. .. ..
FLOW PROCESS FROM NODE 35.00 TO NODE 36.00 IS CODE = 62
----------------------------------------------------------------------------
» »> COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA««<
- - » » >( STREET TABLE SECTION # 2 USED) ««<
- -------------------------------------------------------------------- - - ----
UPSTREAM ELEVATION(FEET) = 997.89 DOWNSTREAM ELEVATION(FEET) = 993.78
STREET LENGTH(FEET) = 671.00 CURB HEIGHT(INCHES) = 8.0
STREET HALFWIDTH(FEET) = 43.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 38.00
INSIDE STREET CROSSFALL(DECIMAL) = 0.020
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.020
SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1
STREET PARKWAY CROSSFALL(DECIMAL) = 0.020
Manning's FRICTION FACTOR for Streetflow Section(curb -to -curb) = 0.0150
Manning's FRICTION FACTOR for Back -of -Walk Flow Section = 0.0200
* *TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 7.67
STREETFLOW MODEL RESULTS USING ESTIMATED FLOW:
STREET FLOW DEPTH(FEET) = 0.50
HALFSTREET FLOOD WIDTH(FEET) = 17.13
AVERAGE FLOW VELOCITY(FEET /SEC.) = 2.45
PRODUCT OF DEPTH &VELOCITY(FT*FT /SEC.) = 1.23
STREET FLOW TRAVEL TIME(MIN.) = 4.56 TC(MIN.) = 10.61
100 YEAR RAINFALL INTENSITY(INCH /HOUR) = 4.367
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8391
SOIL CLASSIFICATION IS "B"
SUBAREA AREA(ACRES) = 3.17 SUBAREA RUNOFF(CFS) = 11.62
TOTAL AREA(ACRES) = 3.51 PEAK FLOW RATE(CFS) = 13.39 G •6.43
END OF SUBAREA STREET FLOW HYDRAULICS:
DEPTH(FEET) = 0.59 HALFSTREET FLOOD WIDTH(FEET) = 21.44
FLOW VELOCITY(FEET /SEC.) = 2.80 DEPTH *VELOCITY(FT *FT /SEC.) = 1.64
LONGEST FLOWPATH FROM NODE 28.00 TO NODE 36.00 = 773.80 FEET.
FLOW PROCESS FROM NODE 36.00 TO NODE 37.00 IS CODE = 31
----------------------------------------------------------------------------
- - » »> USING COMPUTER- TRAVEL - TIME- THRU- SUBAREA«URE FLO------------------
» »> USING COMPUTER - ESTIMATED PIPESIZE (NON- PRESSURE FLOW)« «<
ELEVATION DATA: UPSTREAM(FEET) = 988.78 DOWNSTREAM(FEET) = 983.79
FLOW LENGTH(FEET) = 354.10 MANNING'S N = 0.013
DEPTH OF FLOW IN 21.0 INCH PIPE IS 13.3 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 8.32
ESTIMATED PIPE DIAMETER(INCH) = 21.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 13.39
Page 2
LINE6A100.TXT
PIPE TRAVEL TIME(MIN.) = 0.71 TC(MIN.) = 11.32
LONGEST FLOWPATH FROM NODE 28.00 TO NODE 37.00 = 1127.90 FEET.
FLOW PROCESS FROM NODE 37.00 TO NODE 37.00 IS CODE = 1
----------------------------------------------------------------------------
» » >DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE« «<
--------------------------------------------------------------------
TOTAL NUMBER OF STREAMS = 2
CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 1 ARE:
TIME OF CONCENTRATION(MIN.) = 11.32
RAINFALL INTENSITY(INCH /HR) = 4.21
TOTAL STREAM AREA(ACRES) = 3.51
PEAK FLOW RATE(CFS) AT CONFLUENCE = 13.39
FLOW PROCESS FROM NODE 38.00 TO NODE 39.00 IS CODE = 21
----------------------------------------------------------------------------
» »>RATIONAL METHOD INITIAL SUBAREA ANALYSIS« «<
---------------------------------------------
ASSUMED INITIAL SUBAREA UNIFORM
DEVELOPMENT IS CONDOMINIUM
TC = K *[(LENGTH•' °3) /(ELEVATION CHANGE)] *.2
INITIAL SUBAREA FLOW- LENGTH(FEET) = 145.50
UPSTREAM ELEVATION(FEET) = 994.61
DOWNSTREAM ELEVATION(FEET) = 992.59
ELEVATION DIFFERENCE(FEET) = 2.02
TC = 0.359=•[( 145.50 **3)/( 2.02)] * *.2 = 6.194
100 YEAR RAINFALL INTENSITY(INCH /HOUR) = 5.966
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8530
SOIL CLASSIFICATION IS "B"
SUBAREA RUNOFF(CFS) = 2.17
TOTAL AREA(ACRES) = 0.43 TOTAL RUNOFF(,CFS) = 2.17
FLOW PROCESS FROM NODE 39.00 TO NODE 40.00 IS CODE = 62
----------------------------------------------------------------------------
» » >COMPUTE STREET FLOW TRAVEL TIME THRU SUBAREA ««<
» » >( STREET TABLE SECTION # 2 USED) « «<
UPSTREAM ELEVATION(FEET) = 992.59 DOWNSTREAM ELEVATION(FEET) = 989.90
STREET LENGTH(FEET) = 311.90 CURB HEIGHT(INCHES) = 8.0
STREET HALFWIDTH(FEET) = 43.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 38.00
INSIDE STREET CROSSFALL(DECIMAL) = 0.020
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.020
SPECIFIED NUMBER OF HALFSTREETS CARRYING RUNOFF = 1
STREET PARKWAY CROSSFALL(DECIMAL) = 0.020
Manning'S FRICTION. FACTOR for Streetflow Section(curb -to -curb) = 0.0150
Manning'S FRICTION FACTOR for Back -of -Walk Flow Section = 0.0200
* *TRAVEL TIME COMPUTED USING ESTIMATED FLOW(CFS) = 7.95
STREETFLOW MODEL RESULTS USING ESTIMATED FLOW:
STREET FLOW DEPTH(FEET) = 0.48
HALFSTREET FLOOD WIDTH(FEET) = 16.24
AVERAGE FLOW VELOCITY(FEET /SEC.) = 2.81
PRODUCT OF DEPTH &VELOCITY(FT *FT /SEC.) = 1.36
STREET FLOW TRAVEL TIME(MIN.) = 1.85 TC(MIN.) = 8.04
100 YEAR RAINFALL INTENSITY(INCH /HOUR) = 5.128
CONDOMINIUM DEVELOPMENT RUNOFF COEFFICIENT = .8466
SOIL CLASSIFICATION IS "B"
Page 3
LINE6Al00.TXT
SUBAREA AREA(ACRES) = 2.65 SUBAREA RUNOFF(CFS) = 11.51
TOTAL AREA(ACRES) = 3.08 PEAK FLOW RATE(CFS) = 13.68 G't3•# 2..
END OF SUBAREA STREET FLOW HYDRAULICS:
DEPTH(FEET) = 0.56 HALFSTREET FLOOD WIDTH(FEET) = 20.18
FLOW VELOCITY(FEET /SEC.) = 3.21 DEPTH*VELOCITY(FT*FT /SEC.) = 1.80
LONGEST FLOWPATH FROM NODE 38.00 TO NODE 40.00 = 457.40 FEET.
........ '.c ir' ....................... ............................... �- k it '......., is i...... ............................... � it i.........., it it i...........
FLOW PROCESS FROM NODE 40.00 TO NODE 37.00 IS CODE = 31
----------------------------------------------------------------------------
» »> COMPUTE PIPE -FLOW TRAVEL TIME THRU SUBAREA « «<
» » >USING COMPUTER- ESTIMATED PIPESIZE (NON- PRESSURE FLOW)« «<
ELEVATION DATA: UPSTREAM(FEET) = 984.90 DOWNSTREAM(FEET) = 983.79
FLOW LENGTH(FEET) = 221.30 MANNING'S N = 0.013
DEPTH OF FLOW IN 24.0 INCH PIPE IS 17.4 INCHES
PIPE -FLOW VELOCITY(FEET /SEC.) = 5.60
ESTIMATED PIPE DIAMETER(INCH) = 24.00 NUMBER OF PIPES = 1
PIPE- FLOW(CFS) = 13.68
PIPE TRAVEL TIME(MIN.) = 0.66 TC(MIN.) = 8.70
LONGEST FLOWPATH FROM NODE 38.00 TO NODE 37.00 = 678.70 FEET.
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FLOW PROCESS FROM NODE 37.00 TO NODE 37.00 IS CODE = 1
----------------------------------------------------------------------------
» » >DESIGNATE INDEPENDENT STREAM FOR CONFLUENCE « «<
» » >AND COMPUTE VARIOUS CONFLUENCED STREAM VALUES « «<
- --------------------------------------------------------- - -----
TOTAL NUMBER OF STREAMS = 2
CONFLUENCE VALUES USED FOR INDEPENDENT STREAM 2 ARE:
TIME OF CONCENTRATION(MIN.) = 8.70
RAINFALL INTENSITY(INCH /HR) = 4.90
TOTAL STREAM AREA(ACRES) = 3.08
PEAK FLOW RATE(CFS) AT CONFLUENCE = 13.68
•= CONFLUENCE DATA
STREAM
RUNOFF
TC
INTENSITY
AREA
NUMBER
(CFS)
(MIN.)
(INCH /HOUR)
(ACRE)
1
13.39
11.32
4.207
3.51
2
13.68
8.70
4.899
3.08
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IN THIS COMPUTER PROGRAM, THE CONFLUENCE VALUE USED IS BASED
ON THE RCFC &WCD FORMULA OF PLATE D -1 AS DEFAULT VALUE. THIS FORMULA
WILL NOT NECESSARILY RESULT IN THE MAXIMUM VALUE OF PEAK FLOW.
'.t�i;��•i:��i; it is is sir it �•iri:����'.r�•ir ir��•�i: iz ir���it�'.r is is s:��•�•�i; �ir�i:��•i; sir �ic'.r�ir it �i; it it �•��it �•ie���
RAINFALL INTENSITY AND TIME OF CONCENTRATION RATIO
CONFLUENCE FORMULA USED FOR 2 STREAMS.
** PEAK
FLOW RATE
TABLE *°
STREAM
RUNOFF
TC
INTENSITY
NUMBER
(CFS)
(MIN.)
(INCH /HOUR)
1
23.97
8.70
4.899
2
25.13
11.32
4.207
COMPUTED CONFLUENCE ESTIMATES ARE AS FOLLOWS:
PEAK FLOW RATE(CFS) 23.97 TC(MIN.) = 8.70
TOTAL AREA(ACRES) = 6.59
LONGEST FLOWPATH FROM NODE 28.00 TO NODE 37.00 = 1127.90 FEET.
----------------------------------------------- ------
END OF STUDY SUMMARY:
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LINE6A100.TXT
TOTAL AREA(ACRES) = 6.59 TC(MIN.) = 8.70
PEAK FLOW RATE(CFS) = 23.97
----------------------------------------------------------------------------
END OF RATIONAL METHOD ANALYSIS
Page 5
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WATER SURFACE PROFILE LISTING Date: 6- 3 -2005 Time: 5:40:19
MADISON STREET STORM DRAIN HYDRAULIC ANALYSIS
LINE HIDEAWAY LATERAL
JUNE 3, 2005
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WATER
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LISTING
Date: 6-
3 -2005
Time:
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MADISON STREET STROM DRAIN HYDRAULIC ANALYSIS
LINE HIDEAWAY MAIN
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Page 1
M M = M = =-=-= =1 = = =1 = i IM = =,=
3A. OUT
0 FILE: 3anew.WSW
W S P
G W-
CIVILDESIGN Version
14.06
PAGE 1
Program
Package Serial Number: 1735
WATER
SURFACE PROFILE LISTING
Date:10 -12 -2005
Time:10: 4:50
MADISON STREET STORM DRAIN HYDRAULIC ANALYSIS
LINE 3A
JUNE 3, 2005
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PIPE
0 FILE: 3anew.WSW
W S P
G W-
CIVILDESIGN
version
14.06
PAGE 2
Program
Package Serial Number: 1735
WATER
SURFACE PROFILE LISTING
Date:10 -12 -20.05
Time:10: 4:50
MADISON STREET
STORM DRAIN HYDRAULIC ANALYSIS
LINE 3A
JUNE 3 2005
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1-
PIPE
0 FILE: 3anew.WSW
W S P
G W-
CIVILDESIGN version
14.06
PAGE
3
Program
Package Serial Number: 1735
WATER
SURFACE
PROFILE LISTING
Date:10 -12
-2005
Time:10: 4:50
MADISON STREET
STORM DRAIN HYDRAULIC ANALYSIS
LINE 3A
JUNE 3, 2005
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3A. OUT
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1-
PIPE
0 FILE: 3anew.WSW
W S P
G W-
CIVILDESIGN
Version•14.06
PAGE
4•
Program
Package Serial Number: 1735
WATER
SURFACE PROFILE LISTING
Date:10 -12 -2005
Time:10: 4:50
MADISON STREET
STORM DRAIN
HYDRAULIC ANALYSIS
LINE 3A
JUNE 3, 2005
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4.22
I
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I
991.17
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I
1.73
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I
1
.0
-I-
6.479
-I-
.0069
-I-
-I-
-I-
-I-
-I-
.0016
-I-
.01
-I-
2.74
-I-
.38
-I-
1.53
-I-
.013
-I-
.00
.00
1-
PIPE
1393.960
-I-
I I
988.220
I
2.681
I
990.901
I
28.44
4.27
I
.28
I
991.18
.00
I
1.73
I
1.85
I
3.000
-I-
I I
.000
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.00
I
1
I-
.0
-I-
-I-
-I-
-I-
-I-
-I-
-I-
Page
-I-
3
-I-
-I-
Page 4
3A.
OUT
23.531
.0070
.0017
.04
2.68
.40
1.52
.013
.00
.00
PIPE
I
1417.491
I
988.384
I
2.528
I
990.912
28.44
I
4.47
I
.31
991.22
I
.00
I
1.73
I
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I
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I
1 .0
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6.539
-I-
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-I-
2.53
-I-
.46
1.52
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1-
PIPE
I
1424.030
I
988.430
I
2.485
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I
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PIPE
I
1442.118
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2.361
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28.44
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-I-
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1-
PIPE
I
1457.515
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PIPE
I
1470.766
I
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2.15
-I-
.65
1.52
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.013
-I-
.00
.00
1-
PIPE
0 FILE: 3anew.WSW
W S
P G W-
CIVILDESIGN version 14.06
PAGE 5
Program
Package serial Number: 1735
WATER
SURFACE
PROFILE LISTING
Date:10 -12
-2005
Time:10: 4:50
MADISON STREET
STORM DRAIN HYDRAULIC ANALYSIS
LINE 3A
JUNE 3, 2005
is it it i< it it it it it i
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I
1491.728
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PIPE
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1 .0
HYDRAULIC
JUMP
I
1494.394
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PIPE
Page 4
m m m mm = = = = = = Mm ====
3A. OUT
1839.455
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.00
.00
1-
PIPE
0 FILE: 3anew.WSW
W S P
G W-
CIVILDESIGN version
14.06
PAGE
6
Program
Package serial Number: 1735
WATER
SURFACE
PROFILE LISTING.
Date:10 -12 -2005
Time:10: 4:50
MADISON STREET
STORM DRAIN
HYDRAULIC ANALYSIS
LINE 3A
JUNE 3, 2005
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2066.160
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PIPE
2071.690
I 992.930
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5
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ME im• ilm min 09 MEN No ift
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Page 6
3A. OUT
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I-
PIPE
0 FILE: 3anew.WSW
W S P
G W-
CIVILDESIGN
Version 14.06
PAGE 7
Program
Package Serial Number: 1735
WATER
SURFACE PROFILE LISTING
Date:10 -12 -2005
Time:10: 4:50
MADISON STREET
STORM DRAIN
HYDRAULIC ANALYSIS
LINE 3A
JUNE 3, 2005
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2209.080
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PIPE
2244.975
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994.962
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996.047
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1.05
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1.09
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W
3C. OUT
0 FILE: 3CNEW.WSW
W S P
G W-
CIVILDESIGN Version
14.06
PAGE 1
Program
Package Serial Number: 1735
WATER
SURFACE
PROFILE
LISTING
Date: 6-
3 -2005
Time:
4:36:10
MADISON STREET
STORM DRAIN HYDRAULIC ANALYSIS
LINE 3C
JUNE 3, 2005
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PIPE
0 FILE: 3CNEW.WSW
W S P
G W-
CIVILDESIGN version
14.06
PAGE 2
Program
Package Serial Number: 1735
WATER
SURFACE
PROFILE
LISTING
Date: 6-
3 -2005
Time:
4:36:10
MADISON STREET
STORM DRAIN HYDRAULIC ANALYSIS
LINE 3C
JUNE 3, 2005
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W S
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CIVILDESIGN Version 14.06
PAGE
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Program
Package serial Number: 1735
WATER
SURFACE
PROFILE LISTING
Date: 6-
3 -2005
Time:
4:36:10
MADISON STREET STORM DRAIN HYDRAULIC ANALYSIS
LINE 3C
JUNE 3, 2005
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PAGE 1
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Package Serial Number:
1735
WATER
SURFACE PROFILE LISTING
Date: 6-
3 -2005
Time:
4:44:15
MADISON STREET STORM DRAIN HYDRAULIC ANALYSIS
LINE 3D
JUNE 3, 2005
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0 FILE: 3DNEW.WSW
W S PG W-
CIVILDESIGN
version
14.06
PAGE 2
Program
Package serial Number: 1735
WATER
SURFACE PROFILE LISTING
Date: 6-
3 -2005 Time:
4:44:15
MADISON STREET
STORM DRAIN HYDRAULIC ANALYSIS
LINE 3D
JUNE 3, 2005
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6' 1W �E< ; ii ate, i� �v :W!; a�
3E.OUT
0 FILE: 3ENEW.WSW
W S
P G W-
CIVILDESIGN Version
14.06
PAGE 1
Program
Package Serial
Number:
1735
WATER
SURFACE
PROFILE LISTING
Date: 6-
3 -2005
Time:
4:50:12
MADISON STREET
STORM DRAIN HYDRAULIC ANALYSIS
LINE 3E
JUNE 3, 2005
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PIPE
0 FILE: 3ENEW.WSW
W S
P G W-
CIVILDESIGN Version
14.06
PAGE 2
Program
Package serial
Number: 1735
WATER
SURFACE
PROFILE LISTING
Date: 6-
3 -2005
Time:
4:50:12
MADISON STREET
STORM DRAIN HYDRAULIC ANALYSIS
LINE 3E
JUNE 3, 2005
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Page 2
3F.OUT
0 FILE: 3FNEW.WSW W S P G W- CIVILDESIGN Version 14.06 PAGE 1
Program Package Serial Number: 1735
WATER SURFACE PROFILE LISTING Date: 6- 3 -2005 Time: 4:55:20
MADISON STREET STORM DRAIN HYDRAULIC ANALYSIS
LINE 3F
JUNE 3, 2005
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CIVILDESIGN Version
14.06
PAGE 1
Program
Package serial Number: 1735
WATER
SURFACE
PROFILE LISTING
Date:10 -12 -2005
Time:10:44: 0
MADISON STREET STORM DRAIN
HYDRAULIC ANALYSIS
LINE 5A
JUNE 3, 2005
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0 FILE: 5anew.WSW
W S P
G W-
CIVILDESIGN Version
14.06
PAGE 2
Program
Package serial
Number: 1735
WATER
SURFACE
PROFILE LISTING
Date:10 -12 -2005
Time:10:44: 0
MADISON STREET
STORM DRAIN
HYDRAULIC ANALYSIS
LINE 5A
JUNE 3, 2005
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PIPE
0 FILE: 5anew.wsw
W S
P G W-
CIVILDESIGN
Version 14.06
PAGE
3
Program
Package Serial Number: 1735
WATER
SURFACE PROFILE LISTING
Date:10 -12
-2005
Time:10:44:
0
MADISON STREET
STORM DRAIN HYDRAULIC ANALYSIS
LINE 5A
JUNE 3, 2005
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PIPE
0 FILE: 5anew.WSW
W S P
G W-
CIVILDESIGN version 14.06
PAGE
4
Program
Package serial Number: 1735
WATER
SURFACE PROFILE LISTING
Date:10 -12 -2005
Time:10:44:
0
MADISON STREET
STORM DRAIN
HYDRAULIC ANALYSIS
LINE 5A
JUNE 3, 2005
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1268.740
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Page 3
"I
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5.074
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1273.814
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PIPE
0 FILE: 5anew.WSW
W S
P G W-
CIVILDESIGN
version
14.06
PAGE
5
Program
Package Serial Number: 1735
WATER
SURFACE
PROFILE LISTING
Date:10 -12 -2005
Time:10:44:
0
MADISON STREET
STORM DRAIN HYDRAULIC ANALYSIS
LINE 5A
JUNE 3, 2005
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PIPE
0 FILE: 5anew.WSW
W S
P G W-
CIVILDESIGN
Version
14.06
PAGE
6
Program
Package serial Number: 1735
WATER
SURFACE PROFILE LISTING
Date:10 -12 -2005
Time:10:44:
0
MADISON STREET STORM DRAIN HYDRAULIC ANALYSIS
LINE 5A
JUNE 3, 2005
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5
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5A. OUT
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PIPE
0 FILE: 5anew.WSw--
W S P
G W-
CIVILDESIGN
version
14.06
PAGE
7
Program
Package serial
Number:
1735
.WATER
SURFACE PROFILE LISTING
Date:10 -12
-2005
Time:10:44:
0
MADISON STREET STORM DRAIN
HYDRAULIC ANALYSIS
LINE 5A
JUNE 3, 2005
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1-
PIPE
0 FILE: 5anew.WSW
W S P
G W-
CIVILDESIGN Version
14.06
PAGE
8
Program
Package Serial
Number: 1735
WATER
SURFACE PROFILE LISTING
Date':10 -12
-2005 Time:10:44:
0
MADISON STREET
STORM DRAIN HYDRAULIC ANALYSIS
LINE 5A
JUNE 3, 2005
Page
6
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PIPE
0 FILE: 5anew.WSW
W S
P G W- CIVILDESIGN
Version 14.06
PAGE 9
Program
Package Serial Number: 1735
WATER
SURFACE PROFILE LISTING
Date:10 -12 -2005
Time:10:44: 0
MADISON STREET
STORM DRAIN HYDRAULIC ANALYSIS
LINE 5A
JUNE 3, 2005
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PIPE
6 FILE: 5aneW.WSW
W S P
G W -
CIVILDESIGN version
14.06
PAGE
10
Program
Package Serial Number: 1735
-
WATER
SURFACE
PROFILE LISTING
Date:10 -12 -2005
Time:10:44:
0
MADISON STREET
STORM DRAIN HYDRAULIC ANALYSIS
LINE 5A
JUNE 3, 2005
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Page 8
1
..
5c. OUT
0 FILE: SCNEW.WSW
W S P
G W-
CIVILDESIGN
version
14.06
PAGE 1
Program
Package Serial- Number: 1735
WATER
SURFACE PROFILE LISTING
Date: 6-
3 -2005
Time:
2: 9:40
MADISON STREET
STORM DRAIN HYDRAULIC ANALYSIS
LINE 5C
JUNE 3, 2005
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.00
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PIPE
0 FILE: 5CNEW.WSW
W S P
G W-
CIVILDESIGN
version
14.06
PAGE 2
Program
Package Serial Number: 1735
WATER
SURFACE PROFILE LISTING
Date: 6-
3 -2005
Time:
2: 9:40
MADISON STREET
STORM DRAIN HYDRAULIC ANALYSIS
LINE 5C
JUNE 3 , 2005
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PIPE
0 FILE: 5CNEW.WSW
W S
P G W-
CIVILDESIGN version 14.06
PAGE
3
Program
Package Serial Number: 1735
WATER
SURFACE
PROFILE LISTING
Date: 6-
3 -2005
Time:
2: 9:40
MADISON STREET STORM DRAIN HYDRAULIC ANALYSIS
LINE 5C
JUNE 3, 2005
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5D.OUT
0 FILE: SDNEW.WSW
W S P
G W-
CIVILDESIGN
Version 14.06
PAGE 1
Program
Package serial
Number: 1735
WATER
SURFACE PROFILE LISTING
Date: 6-
3 -2005
Time:
2:17:10
MADISON STREET
STORM DRAIN HYDRAULIC ANALYSIS
LINE 5D
JUNE 3, 2005
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PIPE
0 FILE: 5DNEW.WSW
W S P
G W-
CIVILDESIGN
version 14.06
PAGE 2
Program
Package serial Number: 1735
WATER
SURFACE PROFILE LISTING
Date: 6-
3 -2005
Time:
2:17:10
MADISON STREET
STORM DRAIN HYDRAULIC ANALYSIS
LINE 50
JUNE 3, 2005
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Page 2
6A. OUT
0 FILE: 6ANEW.WSW
W S P
G W-
CIVILDESIGN Version
14.06
PAGE 1
Program
Package serial Number: 1735
WATER
SURFACE PROFILE LISTING
Date: 6 -15 -2005
Time:
5:59:42
MADISON STREET STORM DRAIN HYDRAULIC ANALYSIS
LINE 6A
JUNE 3, 2005
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1-
PIPE
0 FILE: 6ANEW.WSW
W S P
G W-
CIVILDESIGN
Version
14.06
PAGE 2
Program
Package Serial
Number: 1735
WATER
SURFACE PROFILE LISTING
Date: 6 -15 -2005
Time:
5:59:42
MADISON STREET
STORM DRAIN
HYDRAULIC ANALYSIS
LINE 6A
JUNE 3, 2005
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1-
PIPE
O'FILE: 6ANEW.WSW
W S
P G W-
CIVILDESIGN Version 14.06
PAGE
3
Program
Package serial Number: 1735
WATER
SURFACE
PROFILE LISTING
Date: 6 -15 -2005
Time:
5:59:42
MADISON STREET
STORM DRAIN HYDRAULIC ANALYSIS
LINE 6A
JUNE 3, 2005
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PIPE
0 FILE: 6ANEW.WSW
W S P
G W-
CIVILDESIGN
version 14.06
PAGE
4
Program
Package serial Number: 1735
WATER
SURFACE PROFILE LISTING
Date: 6 -15 -2005
Time:
5:59:42
MADISON STREET
STORM DRAIN
HYDRAULIC ANALYSIS
LINE 6A
JUNE 3, 2005
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Page 3
am. ism so i 0-0 it W - M = oft � M M r IM " " M M
6B.OUT
0 FILE: 6BNEW.WSW
W 5 P
G W-
CIVILDESIGN version
14.06
PAGE 1
Program
Package Serial Number: 1735
WATER
SURFACE
PROFILE LISTING
Date: 6-
3 -2005
Time:10:40:30
MADISON STREET
STORM DRAIN HYDRAULIC ANALYSIS
LINE 6B
JUNE 3, 2005
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1-
PIPE
0 FILE: 6BNEW.WSW
W S P
G W-
CIVILDESIGN Version
14.06
PAGE 2
Program
Package serial
Number: 1735
WATER
SURFACE
PROFILE LISTING
Date: 6-
3 -2005
Time:10:40:30
MADISON STREET
STORM DRAIN
HYDRAULIC ANALYSIS
LINE 6B
.JUNE 3, 2005
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1
S
Page 2
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1-
PIPE
9 FILE: 6BNEW.WSW
W S
P G W-
CIVILDESIGN
version 14.06
PAGE 3
Program
Package Serial Number: 1735
WATER
SURFACE PROFILE LISTING.
Date: 6-
3 -2005
Time:10:40:30
MADISON STREET
STORM DRAIN HYDRAULIC ANALYSIS
LINE 6B
JUNE 3, 2005
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Page 2
M mom
6c. OUT
0 FILE: 6CNEW.WSW
W S
P G W-
CIVILDESIGN
Version
14.06
PAGE 1
Program Package Serial
Number: 1735
WATER
SURFACE PROFILE LISTING
Date: 6 -15 -2005
Time:
6:11:15
MADISON STREET STORM DRAIN HYDRAULIC ANALYSIS
LINE 6C
JUNE 3, 2005
I invert I
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1.01
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1-
PIPE
0 FILE: 6CNEW.WSW
W S
P G W-
CIVILDESIGN version
14.06
PAGE 2
Program Package serial Number: 1735
WATER
SURFACE PROFILE LISTING
Date: 6 -15 -2005
Time:
6:11:15
MADISON STREET STORM DRAIN HYDRAULIC ANALYSIS
LINE 6C
JUNE 3, 2005
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1-
PIPE
Q FILE: 6CNEW.WSW
W S
P G W-
CIVILDESIGN
Version 14.06
PAGE
3
Program
Package serial Number: 1735
WATER
SURFACE PROFILE LISTING
Date: 6 -15 -2005
Time:
6:11:15
MADISON STREET
STORM DRAIN HYDRAULIC ANALYSIS
LINE 6c
JUNE 3, 2005
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PIPE
0 FILE: 6CNEW.WSW
W S P
G W-
CIVILDESIGN
version 14.06
PAGE
4
Program
Package serial Number: 1735
WATER
SURFACE PROFILE LISTING
Date: 6 -15 -2005
Time:
6:11:15
MADISON STREET
STORM DRAIN HYDRAULIC ANALYSIS
LINE 6C
7UNE 3, 2005
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1-
PIPE
0 FILE: 6CNEW.WSW
W S
P G W-
CIVILDESIGN
Version 14.06
PAGE
5
.Program
Package serial Number: 1735
WATER
SURFACE PROFILE LISTING
Date: 6 -15 -2005
Time:
6:11:15
MADISON STREET
STORM DRAIN HYDRAULIC ANALYSIS
LINE 6C
JUNE 3, 2005
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5043.795
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5044.099
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5044.388
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5044.663
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Page 4
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5044.923
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-I-
.00
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1-
PIPE
0 FILE: 6CNEW.WSW
W S P
G W-
CIVILDESIGN
version 14.06
PAGE
6
Program
Package Serial Number: 1735
WATER
SURFACE
PROFILE LISTING
Date: 6 -15 -2005
Time:
6:11:15
MADISON STREET
STORM DRAIN HYDRAULIC ANALYSIS
LINE 6C
JUNE 3, 2005
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PIPE
0 FILE: 6CNEW.WSW
W 5 P
G W-
CIVILDESIGN Version 14.06
PAGE
7
Program
Package Serial Number: 1735
WATER
SURFACE
PROFILE LISTING
Date: 6
-15 -2005
Time:
6:11:15
MADISON STREET
STORM DRAIN HYDRAULIC ANALYSIS
LINE 6C
JUNE 3, 2005
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5089.173
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988.229
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5089.190
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988.230
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Page 6
1
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�JNI21S NIS�da- 101�'J �
1
[B#2 SIZE.txt
>>>>SUMP TYPE BASIN INPUT INFOKMATI0N«<x<
----------------------------------------------------------------------------
Curb Inlet capacities are approximated based on the Bureau of
Public Roads nomograph plots for flowbv basins and sump basins.
BASIN IN FS} = 13.68
BASIN OPENING(FEET) ~ 1.00
DEPTH OF WATER(FEET) 0'66
>>>>[AL[ULATED ESTIMATED SUMP BASIN WIDTH(FEET) 8.26
Page 1
[8#2 DEPTH.tXt
>>>>STDEETFL0W MODEL INPUT INFORMATI0N<«<<
----------------------------------------------------------------------------
CONSTANT STREET GKADE(FE FEET) = 0'005500
CONSTANT STREET FLOW([FS) = I3.68
AVERAGE STREETFLOW FRICTION FACTOR(MANNING) = 0'0I5000
CONSTANT SYMMETRICAL STREET HALF-WIDTH(FEET) 32.00
DISTANCE FROM CROWN TO [ROSSFALL GRADEBREAK[FEET] 32'00
INTERIOR STREET [ROSSFALL(DE[IMxL) = 0.030000
OUTSIDE STREET [ROS5FALL(DE[IMAL] = 0.030000
CONSTANT SYMMETRICAL CURB HEIGHT(FEET) ~ 0'67
CONSTANT SYMMETRICAL GUTTER-WIDTH(FEET) ~ 2'00
CONSTANT SYMMETRICAL GUTTER-LIP(FEET) = 0.03125
CONSTANT SYMMETRICAL GUTTER-HIKE(FEET) ~ 0:16700
FLOW ASSUMED TO FILL STREET ON ONE SIDE, AND THEN SPLITS
STREET FLOW MODEL RESULTS:
----------------------------------------------------------------------------
STREET FLOW DEPTH(FEET) '66
HALFSTKEET FLOOD WIDTH[FEET] = 17.23
-- AVERAGE FLOW VEL0[ITY(FEET/SE['] = 2.96 -
PRODUCT OF DEPTHQVELOCITY = 1'94
-\
F -1
�
L�
Page 1
CB #3 SIZE.txt
»» SUMP TYPE BASIN INPUT INFORMATION««
---------------------------------------------------------------------- - - - - --
curb Inlet Capacities are approximated based on the Bureau of
Public Roads nomograph plots for flowby basins and sump basins.
BASIN INFLOW(CFS) = 13.39
BASIN OPENING(FEET) = 1.00
DEPTH OF WATER(FEET) = 0.60
»»CALCULATED ESTIMATED SUMP BASIN WIDTH(FEET) = 9.33
----------------------------------------------------------------------------
----------------------------------------------------------------------------
Page 1
1
1
1
1
1
1
1
1
1
1
CB #3 DEPTH.txt
»» STREETFLOW MODEL INPUT INFORMATION««
CONSTANT STREET GRADE(FEET /FEET) = 0.005500
CONSTANT STREET FLOW(CFS) = 13.39
AVERAGE STREETFLOW FRICTION FACTOR(MANNING) = 0.015000
CONSTANT SYMMETRICAL STREET HALF- WIDTH(FEET) = 32.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 32.00
INTERIOR STREET CROSSFALL(DECIMAL) = 0.020000
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.020000
CONSTANT SYMMETRICAL CURB HEIGHT(FEET) = 0.67
CONSTANT SYMMETRICAL GUTTER- WIDTH(FEET) = 2.00
CONSTANT SYMMETRICAL GUTTER- LIP(FEET) = 0.03125
CONSTANT SYMMETRICAL GUTTER- HIKE(FEET) = 0.16700
- -- -FLOW ASSUMED TO FILL STREET -ON -ONE- SIDE, - AND - THEN - SPLITS---------- - - - - --
----------------------------
STREET FLOW MODEL RESULTS:
----------------------------------------------------------------------------
STREET FLOW DEPTH(FEET) = 0.60
HALFSTREET FLOOD WIDTH(FEET) = 22.16
AVERAGE FLOW VELOCITY(FEET /SEC.) = 2.63
PRODUCT OF DEPTH &VELOCITY = 1.58
Page 1
� I
CB #4 SIZE.tXt
' »» SUMP TYPE BASIN INPUT INFORMATION ««
Curb Inlet Capacities are approximated based on the Bureau of
' Public Roads nomograph plots for flowby basins and sump basins.
BASIN INFLOW(CFS) = 2.69
' BASIN OPENING(FEET) = 1.00
DEPTH OF WATER(FEET) = 0.38
»»CALCULATED ESTIMATED SUMP BASIN WIDTH(FEET) = 3.72
� I
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1
1
1
Page 1
CB #4 DEPTH.txt
»» STREETFLOW MODEL INPUT INFORMATION ««
----------------------------------------------------------------------------
CONSTANT STREET GRADE(FEET /FEET) = 0.005500
CONSTANT STREET FLOW(CFS) = 2.69
AVERAGE STREETFLOW FRICTION FACTOR(MANNING) = 0.015000
CONSTANT SYMMETRICAL STREET HALF- WIDTH(FEET) = 32.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 32.00
INTERIOR STREET CROSSFALL(DECIMAL) = 0.020000
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.020000
CONSTANT SYMMETRICAL CURB HEIGHT(FEET) = 0.67
CONSTANT SYMMETRICAL GUTTER- WIDTH(FEET) = 2.00
CONSTANT SYMMETRICAL GUTTER- LIP(FEET) = 0.03125
CONSTANT SYMMETRICAL GUTTER- HIKE(FEET) = 0.16700
FLOW ASSUMED TO FILL STREET ON ONE SIDE, AND THEN SPLITS
STREET FLOW MODEL RESULTS:
--------------7-------------------------------------------------------------
STREET FLOW DEPTH(FEET) = 0.38
HALFSTREET FLOOD WIDTH(FEET) = 10.91
AVERAGE FLOW VELOCITY(FEET /SEC.) = 1.95
PRODUCT OF DEPTH &VELOCITY = 0.73
----------------------------------------------------------------------------
----------------------------------------------------------------------------
Page 1
CB #5 SIZE.txt
»» SUMP TYPE BASIN INPUT INFORMATION ««
---------------------------------------------------------------------- - - - - --
curb inlet Capacities are approximated based on the Bureau of
Public Roads nomograph plots for flowby basins and sump basins.
BASIN INFLOW(CFS) = 11.42
BASIN OPENING(FEET) = 1.00
DEPTH OF WATER(FEET) = 0.61
» »CALCULATED ESTIMATED SUMP BASIN WIDTH(FEET) = 7.76
Page 1
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•� CB #5 DEPTH.txt
» »STREETFLOW MODEL INPUT INFORMATION««
CONSTANT STREET GRADE(FEET /FEET) = 0.005500
CONSTANT STREET FLOW(CFS) = 11.42
AVERAGE STREETFLOW FRICTION FACTOR(MANNING) = 0.015000
CONSTANT SYMMETRICAL STREET HALF- WIDTH(FEET) = 32.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 32.00
INTERIOR STREET CROSSFALL(DECIMAL) = 0.030000
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.030000
CONSTANT SYMMETRICAL CURB HEIGHT(FEET) = 0.67
CONSTANT SYMMETRICAL GUTTER- WIDTH(FEET) = 2.00
CONSTANT SYMMETRICAL GUTTER- LIP(FEET) = 0.03125
CONSTANT SYMMETRICAL GUTTER- HIKE(FEET) = 0.16700
--- -FLOW- ASSUMED -TO- FILL - STREET -ON -ONE- SIDE, - AND - THEN - SPLITS---------- - - - - --
STREET FLOW MODEL RESULTS:
----------------------------------------------------------------------------
STREET FLOW DEPTH(FEET) = 0.61
HALFSTREET FLOOD WIDTH(FEET) = 15.83
AVERAGE FLOW VELOCITY(FEET /SEC.) = 2.91
PRODUCT OF DEPTH &VELOCITY
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CB #6 SIZE.tXt
»» SUMP TYPE BASIN INPUT INFORMATION ««
---------------------------------------------------------------------- - - - - --
Curb Inlet Capacities are approximated based on the Bureau of
Public Roads nomograph plots for flowby basins and sump basins.
BASIN INFLOW(CFS) = 2.06
BASIN OPENING(FEET) = 1.00
DEPTH OF WATER(FEET) = 0.36
» »CALCULATED ESTIMATED SUMP BASIN WIDTH(FEET) = 3.09
------------------------------------------------------------------------
------------------------------------------------------------------------
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CB #6 DEPTH.tXt
is is i :i. �i;i .................i:i :'.... .. .. .. .. .. .. ., .. .. .. .. .. .. is i; �...,................ .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. �ir�.. .. .. .. .. .. .. .. .. .. .. .. ..
»» STREETFLOW MODEL INPUT INFORMATION ««
----------------------------------------------------------------------------
CONSTANT STREET GRADE(FEET /FEET) = 0.005500
CONSTANT STREET FLOW(CFS). = 2.06
AVERAGE STREETFLOW FRICTION FACTOR(MANNING) = 0.015000
CONSTANT SYMMETRICAL STREET HALF- WIDTH(FEET) = 32.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 32.00
INTERIOR STREET CROSSFALL(DECIMAL) = 0.020000
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.020000
CONSTANT SYMMETRICAL CURB HEIGHT(FEET) = 0.67
CONSTANT SYMMETRICAL GUTTER- WIDTH(FEET) = 2.00
CONSTANT SYMMETRICAL GUTTER- LIP(FEET) = 0.03125
CONSTANT SYMMETRICAL GUTTER- HIKE(FEET) = 0.16700
FLOW ASSUMED TO FILL STREET ON ONE SIDE, AND THEN SPLITS
STREET FLOW MODEL RESULTS:
----------------------------------------------------------------------------
STREET FLOW DEPTH(FEET) = 0.36
HALFSTREET FLOOD WIDTH(FEET) = 9.97
AVERAGE FLOW VELOCITY(FEET /SEC.) = 1.74
PRODUCT OF DEPTH &VELOCITY = 0.62
----------------------------------------------------------------------------
----------------------------------------------------------------------------
Page 1
_.1
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CB #7 SIZE.tXt
»» SUMP TYPE BASIN INPUT INFORMATION««
---------------------------------------------------------------------- - - - - --
Curb Inlet Capacities are approximated based on the Bureau of
Public Roads nomograph plots for flowby basins and sump basins.
BASIN INFLOW(CFS) = 10.24
BASIN OPENING(FEET) = 1.00
DEPTH OF WATER(FEET) = 0.60
»»CALCULATED ESTIMATED SUMP BASIN WIDTH(FEET) = 7.14.
CB #7 DEPTH.txt
. ..............................r ir'z'.......: � � .......: it t. .......................... .............................., ...: ir'.........................
»» STREETFLOW MODEL INPUT INFORMATION ««
----------------------------------------------------------------------------
CONSTANT STREET GRADE(FEET /FEET) = 0.005500
CONSTANT STREET FLOW(CFS) = 10.24
AVERAGE STREETFLOW FRICTION FACTOR(MANNING) = 0.015000
CONSTANT SYMMETRICAL STREET HALF- WIDTH(FEET) = 32.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 32.00
INTERIOR STREET CROSSFALL(DECIMAL) = 0.030000
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.030000
CONSTANT SYMMETRICAL CURB HEIGHT(FEET) = 0.67
CONSTANT SYMMETRICAL GUTTER- WIDTH(FEET) = 2.00
CONSTANT SYMMETRICAL GUTTER- LIP(FEET) = 0.03125
CONSTANT SYMMETRICAL GUTTER- HIKE(FEET) = 0.16700
FLOW ASSUMED TO FILL STREET ON ONE SIDE, AND THEN SPLITS
----------------------------------------------------------------------------
----------------------------------------------------------------------------
STREET FLOW MODEL RESULTS:
----------------------------------------------------------------------------
STREET FLOW DEPTH(FEET) = 0.60
HALFSTREET FLOOD WIDTH(FEET) = 15.36
AVERAGE FLOW VELOCITY(FEET /SEC.) = 2.76
PRODUCT OF DEPTH &VELOCITY = 1.65
Page 1
CB#8 SIZE .tXt
>>>>SUMP TYPE BASIN INPUT INFORMATION<<<<
----------------------------------------------------------------------------
Curb Inlet capacities are approximated based on the Bureau of
Public Roads nomograph plots for flowby basins and sump basins.
BASIN INFLOW(CFS) = 4.76
BASIN OPENING(FEET) = 1.00
DEPTH OF WATER(FEET) = 0.45
>>>>CALCULATED ESTIMATED SUMP BASIN WIDTH(FEET) = 5.11
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»»>>STREETFL0W MODEL INPUT INF0KMATION<<<<
----- [-----ON5TANT -----�TKEET --------GRADE[FE ------------FEET) --- =-0---0-0--5-50-0- ------------------------------
CONSTANT STREET FLOW([FS)�= 4.76
AVERAGE STAEETFLOW FRICTION FACTOR(MANNING) 0'015000
CONSTANT SYMMETRICAL STREET HALF-WIDTH(FEET) 32.00
DISTANCE FROM CROWN TO [R0SSFALL GRADEBREAK(FEET) 32'00
- INTERIOR STREET [ROS5FALL(DE[IMAL} = 0.020000
OUTSIDE STREET [RO5SFALL(DECIMAL) = 0.020000
'
CONSTANT SYMMETRICAL CURB HEIGHT(FEET) = 0.67
CONSTANT SYMMETRICAL GUTTER-WIDTH[FEET] = 2.00
CONSTANT SYMMETRICAL GUTTER-LIP(FEET) = 0.03125
CONSTANT SYMMETRICAL GUTTER-HIKE(FEET) = 0.16700
FLOW ASSUMED TO FILL STREET ON ONE SIDE, AND THEN SPLITS
STREET FLOW MODEL RESULTS:
----------------------------------------------------------------------------
STREET FLOW DEPTH(FEET) = 0.45
HALFSTREET FLOOD WIDTH[FEET] = 14'66
`- AVERAGE FLOW VEL0CITY(FEET/SE[.] = 2.04 /
PRODUCT OF DEPTH&VELO[ITY = 0'92
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CB #9 SIZE.txt
S »» SUMP TYPE BASIN INPUT INFORMATION ««
---------------------------------------------------------------------- - - - - --
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Curb Inlet Capacities are approximated based on the Bureau of
Public Roads nomograph plots for flowby basins and sump basins.
BASIN INFLOW(CFS) = 6.15
BASIN OPENING(FEET) = 1.00
DEPTH OF WATER(FEET) = 0.43
» »CALCULATED ESTIMATED SUMP BASIN WIDTH(FEET) = 7.07
Page 1
[8#9 DEPTH.tXt
>>>>STREETFL0W MODEL INPUT INFOKMATION«<<<
----- [----ONSTANT ---------ET--GRADE{FE -----------FEET] -_----= --0.0I00O0 -------------------------------------
CONSTANT STREET FLOW([FS} = 6.15
AVERAGE STREETFL0W FRICTION FACTOR(MANNING) = 0'015000
CONSTANT SYMMETRICAL STREET HALF-WIDTH(FEET) 32.00
DISTANCE FROM CROWN TO [ROSSFALL GRADEDpEAK(FEET) 33'00
INTERIOR STREET [ROSSFALL(DE[IMAL) = 0.020000
OUTSIDE STREET CROSSFALL(DE[IMAL) ~ 0.020000
CONSTANT SYMMETRICAL [UK8 HEIGHT(FEET) = 0.67
CONSTANT SYMMETRICAL GUTTER-WIDTH(FEET) = 2.00
CONSTANT SYMMETRICAL GUTTER-LIP(FEET) = 0'03125
�
CONSTANT SYMMETRICAL GUTTER-HIKE[FEET] = 0'I0700
FLOW ASSUMED TO FILL STREET ON ONE SIDE, AND THEN SPLITS
-~ STREET FLOW MODEL RESULTS:
----------------------------------------------------------------------------
STREET FLOW DEPTH(FEET) = 0'43
HALFSTREET FLOOD WIDTH[FEET] ~ 13'72
AVERAGE FLOW VELO[ITY(FEET/SE[.] = 2'97
|
PRODUCT OF DEPTH8VELO[ITY I'28
Page 1
t
CB #10 SIZE.tXt
»» SUMP TYPE BASIN INPUT INFORMATION ««
---------------------------------------------------------------------- - - - - --
Curb Inlet Capacities are approximated based on the Bureau of
Public Roads nomograph plots for flowby basins and sump basins.
BASIN INFLOW(CFS) = 12.57
1 BASIN OPENING(FEET) = 1.00
DEPTH OF WATER(FEET) = 0.55
- - -_ »» CALCULATED - ESTIMATED - SUMP - BASIN - WIDTH (FEET)- =- _ - - - -- 998------ _ -__ --
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CB #10 DEPTH.tXt
»» STREETFLOWMODEL INPUT INFORMATION ««
----------------------------------------------------------------------------
CONSTANT STREET GRADE(FEET /FEET) = 0.010000
CONSTANT STREET FLOW(CFS) = 12.57
AVERAGE STREETFLOW FRICTION FACTOR(MANNING) = 0.015000
CONSTANT SYMMETRICAL STREET HALF- WIDTH(FEET) = 32.00
DISTANCE-FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 32.00
INTERIOR STREET CROSSFALL(DECIMAL) = 0.020000
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.020000
CONSTANT SYMMETRICAL CURB HEIGHT(FEET) = 0.67
CONSTANT SYMMETRICAL GUTTER- WIDTH(FEET) = 2.00
CONSTANT SYMMETRICAL GUTTER- LIP(FEET) = 0.03125
CONSTANT SYMMETRICAL GUTTER- HIKE(FEET) = 0.16700
FLOW ASSUMED TO FILL STREET ON ONE SIDE, AND THEN SPLITS
----------------------------------------------------------------------------
----------------------------------------------------------------------------
STREET FLOW MODEL RESULTS:
----------------------------------------------------------------------------
STREET FLOW DEPTH(FEET) = 0.55
HALFSTREET FLOOD WIDTH(FEET) = 19.34
AVERAGE FLOW VELOCITY(FEET /SEC.) = 3.20
PRODUCT OF DEPTH &VELOCITY = 1.74
Page 1
CB #11 SIZE.txt
»» FLOWBY CATCH BASIN INLET CAPACITY INPUT INFORMATION ««
---------------------------------------------------------------------- - - - - --
Curb Inlet Capacities are approximated based on the Bureau of
Public Roads nomograph plots for flowby basins and sump basins.
STREETFLOW(CFS) = 13.27
GUTTER FLOWDEPTH(FEET) = 0.55
BASIN LOCAL DEPRESSION(FEET) = 0.33
----------------------------------------------------------------------------
FLOWBY BASIN
ANALYSIS RESULTS:
BASIN WIDTH
FLOW INTERCEPTION
2.48
2.14
2.50
2.16
3.00
2.56
3.50
2.95
4.00
3.34
4.50
3.73
5.00
4.12
5.50
4.50
6.00
4.89
6.50
5.27
7.00
5.64
7.50
6.01
8.00
6.32
8.50
6.63
9.00
6.93
' 9.50
7.23
10.00
7.52
10.50
7.81
11.00
8.10
11.50
8.39
12.00
8.67
12.50
8.95
13.00
9.21
13.50
9.47
14.00
9.72
14.50
9.95
15.00
10.18
15.50
10.40
16.00
10.61
16.50
10.82
17.00
11.01
17.50
11.20
18.00
11.38
18.50
11.56
19.00
11.73
19.50
11.89
20.00
12.05
20.50
12.20
21.00
12.34
21.50
12.48
22.00
12.61
22.50
12.74
23.00
12.87
23.50
12.98
24.00
13.10
24.50
13.21
Page 1
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1XI'3ZIS TT #8D
[B#lI DEPTH.txt
>>>>STREETFL0W MODEL INPUT INFORMATI0N<<<«
------------------------------------------ ----------------------------------
CONSTANT STREET GRADE[FEsT/FEET] = 0'009900
CONSTANT STREET FL0W(CFS) = 13.27
AVERAGE STKEETFLOW FRICTION FACTOR(MANNING) 0'0I5000
CONSTANT SYMMETRICAL STREET HALF-WIDTH(FEET ) 32.00
DISTANCE FROM CROWN TO [R0SSFALL GRADE8REAK(FEET) ~ 32'00
INTERIOR STREET CROSSFALL(DE[IMAL} = 0.020008
OUTSIDE STREET [ROSSFALL(DE[IMAL] = 0'020000
CONSTANT SYMMETRICAL CURB HEIGHT(FEET) = 0'67
CONSTANT SYMMETRICAL GUTTER-WIDTH(FEET) ~ 2'00
CONSTANT SYMMETRICAL GUTTER-LIP(FEET) = 0.03135
CONSTANT SYMMETRICAL GUTTER-HIKE(FEET) = 0'16700
FLOW ASSUMED TO FILL STKEET.DN ONE SIDE, AND THEN SPLITS
STREET FLOW MODEL RESULTS:
------------------------------------------------------------- w --------------
STREET FLOW ( '55
HALFSTREET FLOOD WIDTH(FEET) = I9'34
AVERAGE FLOW VEL0CITY[FEET/SEC.] ~ 3'38
PRODUCT OF DEPTH&VELO[ITY = 1.84
Page 1
CB #12 SIZE.txt
»» FLOWBY CATCH BASIN INLET CAPACITY INPUT INFORMATION ««
---------------------------------------------------------------------- - - - - --
Curb inlet Capacities are approximated based on the Bureau of
Public Roads nomograph plots for flowby basins and sump basins.
STREETFLOW(CFS) = 9.02
GUTTER FLOWDEPTH(FEET) = 0.49
BASIN LOCAL DEPRESSION(FEET) = 0.33
----------------------------------------------------------------------------
FLOWBY BASIN
ANALYSIS RESULTS:
BASIN WIDTH
FLOW INTERCEPTION
1.90
1.42
2.00
1.49
2.50
1.83
3.00
2.18
3.50
2.52
4.00
2.85
4.50
3.19
5.00
3.52
5.50
3.85
6.00
4.15
6.50
4.43
7.00
4.69
7.50
4.95
8.00
5.21
8.50
5.46
9.00
5.71
9.50
5.96
10.00
6.19
10.50
6.42
11.00
6.64
11.50
6.84
12.00
7.04
12.50
7.22
13.00
7.39
13.50
7.56
14.00
7.72
14.50
7.88
15.00
8.03
15.50
8.17
16.00
8.30
16.50
8.43
17.00
8.56
17.50
8.68
18.00
8.80
18.50
8.91
19.00
9.01
19.03
9.02
Page 1
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CB #12 DEPTH.tXt
» »STREETFLOW MODEL INPUT INFORMATION ««
----------------------------------------------------------------------------
CONSTANT STREET GRADE(FEET /FEET) = 0.010000
CONSTANT STREET FLOW(CFS) = 9.02
AVERAGE STREETFLOW FRICTION FACTOR(MANNING) = 0.015000
CONSTANT SYMMETRICAL STREET HALF- WIDTH(FEET) = 32.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 32.00
INTERIOR STREET CROSSFALL(DECIMAL) = 0.020000
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.020000
CONSTANT SYMMETRICAL CURB HEIGHT(FEET) = 0.67
CONSTANT SYMMETRICAL GUTTER- WIDTH(FEET) = 2.00
CONSTANT SYMMETRICAL GUTTER- LIP(FEET) = 0.03125
CONSTANT SYMMETRICAL GUTTER- HIKE(FEET) = 0.16700
FLOW ASSUMED TO FILL STREET ON ONE SIDE, AND THEN SPLITS
----------------------------
STREET FLOW MODEL RESULTS:
----------------------------------------------------------------------------
STREET FLOW DEPTH(FEET) = 0.49
HALFSTREET FLOOD WIDTH(FEET) = 16.53
AVERAGE FLOW VELOCITY(FEET /SEC.) = 3.09
PRODUCT OF DEPTH &VELOCITY = 1.51
Page 1
CB #13 SIZE.txt
»» FLOWBY CATCH BASIN INLET CAPACITY INPUT INFORMATION ««
---------------------------------------------------------------------- - - - - --
Curb Inlet Capacities are approximated based on the Bureau of
Public Roads nomograph plots for flowby basins and sump basins.
STREETFLOW(CFS) = 14.16
GUTTER FLOWDEPTH(FEET) = 0.60
BASIN LOCAL DEPRESSION(FEET) = 0.33
----------------------------------------------------------------------------
FLOWBY BASIN
ANALYSIS RESULTS:
BASIN WIDTH
FLOW INTERCEPTION
2.41
2.34
2.50
2.42
3.00
2.87
3.50
3.31
4.00
3.75
4.50
4.18
5.00
4.61
5.50
5.04
6.00
5.46
6.50
5.88
7.00
6.29
7.50
6.66
8.00
7.00
8.50
7.34
9.00
7.68
9.50
8.01
10.00
8.33
10.50
8.66
11.00
8.98
11.50
9.29
12.00
9.60
12.50
9.89
13.00
10.18
13.50
10.45
14.00
10.71
14.50
10.96
15.00
11.19
15.50
11.42
16.00
11.64
16.50
11.85
17.00
12.05
17.50
12.25
18.00
12.43
18.50
12.61
19.00
12.78
19.50
12.94
20.00
13.10
20.50
13.25
21.00
13.39
21.50
13.53
22.00
13.66
22.50
13.79
23.00
13.91
23.50
14.02
24.00
14.13
24.13
14.16
Page 1
[8#13 DEPTH'txt
>>>>STREETFLOW MODEL INPUT INR0RMATION«<««
----------------------------------------------------------------------------
CONSTANT STREET GKADE{FEET/FEET} = 0'005500
CONSTANT STREET FLOW([FS] = 14'I6
AVERAGE STREETFL0W FRICTION FACTOR(MANNING) = 0.015000
CONSTANT SYMMETRICAL STREET HALF-WIDTH(FEET) ~ 32'00
DISTANCE FROM CROWN TO [R0SSFALL GRADEBREAK{FEET} ~ 32.00
INTERIOR STREET [ROS5FALL(DE[IMAL} ~ 0.020000
OUTSIDE STREET [ROSSFALL(DECIMAL) ~ 0'020000
CONSTANT SYMMETRICAL CURB HEIGHT(FEET) = 0'67
CONSTANT SYMMETRICAL GUTTER-WIDTH(FEET) = 2.00
CONSTANT SYMMETRICAL GUTTER-LIP(FEET) = 0.03125
CONSTANT SYMMETRICAL GUTTER-HIKE(FEET) = 0'16700
FLOW ASSUMED TO FILL STREET ON ONE SIDE, AND THEN SPLITS
STREET FLOW MODEL RESULTS:
----------------------------------------------------------------------------
STREET FLOW DEPTH(FEET) .60
HALFSTREET FLOOD WIDTH(FEET) = 22'I6
�~ AVERAGE FLOW VELO[ITY(FEET/SE[.} = 2.78
PRODUCT OF DEPTH&VELO[ITY 1.67
[
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STCAP CB #2.txt
»» STREETFLOW MODEL INPUT INFORMATION ««
----------------------------------------------------------------------------
CONSTANT STREET GRADE(FEET /FEET) = 0.005500
CONSTANT STREET FLOW DEPTH(FEET) = 0.67
AVERAGE STREETFLOW FRICTION FACTOR(MANNING) = 0.015000
CONSTANT SYMMETRICAL STREET HALF- WIDTH(FEET) = 32.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 32.00
INTERIOR STREET CROSSFALL(DECIMAL) = 0.030000
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.030000
CONSTANT SYMMETRICAL CURB HEIGHT(FEET) = 0.67
CONSTANT SYMMETRICAL GUTTER- WIDTH(FEET) = 2.00
CONSTANT SYMMETRICAL GUTTER- LIP(FEET) = 0.03125
CONSTANT SYMMETRICAL GUTTER- HIKE(FEET) = 0.16700
FLOW ASSUMED TO FILL STREET ON ONE SIDE.
----------------------------------------------------------------------------
----------------------------------------------------------------------------
STREET FLOW MODEL RESULTS:
----------------------------------------------------------------------------
STREET FLOW DEPTH(FEET) = 0.67
HALFSTREET FLOOD WIDTH(FEET) = 17.73
HALFSTREET FLOW(CFS) = 14.55
AVERAGE FLOW VELOCITY(FEET /SEC.) = 2.98
PRODUCT OF DEPTH &VELOCITY = 2.00
----------------------------------------------------------------------------
----------------------------------------------------------------------------
Page 1
ST[AP [B#].txt-
»>>>STREETFLOW MODEL INPUT INFORMATION<<<<
---------------------------7------------------------------------------------
CONSTANT STREET GRADE(F FE = 0'005500
CONSTANT STREET FLOW DEPTH(FEET) = 0.60
AVERAGE STREETFL0W FRICTION FACTOR(MANNING) = 0'015000
CONSTANT SYMMETRICAL STREET HALF-WIDTH(FEET) 32'00
DISTANCE FROM CROWN TO [ROSSFALL GRADEBREAK{FEET} 32'00
. INTERIOR STREET [ROSSFALL(DE[IMAL} = 0.020000
OUTSIDE STREET [RO5SFALL(DE[IMAL} ~ 0'020000
CONSTANT SYMMETRICAL CURB HEIGHT(FEET) = 0.67
CONSTANT SYMMETRICAL GUTTER-WIDTH[FEET] = 2'00
-- CONSTANT SYMMETRICAL GUTTER-LIP(FEET) = 0'03125
CONSTANT SYMMETRICAL GUTTER-HIKE(FEET) = 0'16700
FLOW ASSUMED TO FILL STREET ON ONE SIDE' '
STREET FLOW MODEL RESULTS:
----------------------------------------------------------------------------
STREET FLOW DEPTH(FEET) = 0.60
HALFSTREET FLOOD WIDTH(FEET) = 22'09
~- HALFSTREET FL0W([FS} = 13.53
AVERAGE FLOW VELO[ITY(FEET/SE[') = 3.67
PRODUCT OF DEPTH&VELO[ITY ~ 1'60
)
| |
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ST[AP [B#4-6'txt
>>>>STREETFLOW MODEL INPUT INFDRMATION<<<^c
----------------------------------------------------------------------------
CONSTANT STREET GRADE(F FE ~ 0.005500
CONSTANT STREET FLOW DEPTH(FEET) = 0'60
AVERAGE STREETFL0* FRICTION FACTOR(MANNING) ~ 0.0I5000
CONSTANT SYMMETRICAL STREET HALF-WIDTH(FEET) ~ 32'00
DISTANCE FROM CROWN TO [ROSSFALL GRADE8REAK(FEET) = 33.00
INTERIOR STREET [ROSSFALL(DE[IMAL) ~ 0.020080
OUTSIDE STREET CRUSSFALL(DE[IMAL} = 0.020000
CONSTANT SYMMETRICAL CURB HEIGHT(FEET) = 0'67
CONSTANT SYMMETRICAL GUTTER-WIDTH(FEET) = 2'00
CONSTANT SYMMETRICAL GUTTER-LIP(FEET) ~ 0.03125
CONSTANT SYMMETRICAL GUTTER-HIKE(FEET) = 0.16700
FLOW ASSUMED TO FILL STREET ON ONE SIDE' '
STREET FLOW MODEL RESULTS:
----------------------------------------------------------------------------
STREET FLOW DEPTH(FEET) = 0.60
HALFSTREET FLOOD WIDTH[FEET] = 22'09
HALFSTREET FL0W(CFS) = 13'53
AVERAGE FLOW VELO[ITY(FEET/SE[.} ~ 2'57
PRODUCT OF DEPTH&VELO[ITY I'60
�
Page 1
I
' STCAP CB #5.txt
»» STREETFLOW MODEL INPUT INFORMATION ««
CONSTANT STREET GRADE(FEET /FEET) = 0.005500
CONSTANT STREET FLOW DEPTH(FEET) = 0.67
AVERAGE STREETFLOW FRICTION FACTOR(MANNING) = 0.015000
' CONSTANT SYMMETRICAL STREET HALF- WIDTH(FEET) = 32.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 32.00
INTERIOR STREET CROSSFALL(DECIMAL) = 0.030000
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.030000
CONSTANT SYMMETRICAL CURB HEIGHT(FEET) = 0.67
CONSTANT SYMMETRICAL GUTTER- WIDTH(FEET) = 2.00
CONSTANT SYMMETRICAL GUTTER- LIP(FEET) = 0.03125
CONSTANT SYMMETRICAL GUTTER- HIKE(FEET) = 0.16700
' FLOW _ ASSUMED - TO- FILL _STREET _ON_ ONE _ SIDE.
- -- --- ----------- --------- - - -- --
STREET FLOW MODEL RESULTS:
----------------------------------------------------------------------------
' STREET FLOW DEPTH(FEET) = 0.67
HALFSTREET FLOOD WIDTH(FEET) = 17.73
HALFSTREET FLOW(CFS) = 14.55
AVERAGE FLOW VELOCITY(FEET /SEC.) = 2.98
PRODUCT _OF_ DEPTH& VELOCITY-=__-- 2_ 00------ --- --------- -------- -- --- - - ----
r
1
1
1
1
61
Page 1
STCAP CB #7.txt
» »STREETFLOW MODEL INPUT INFORMATION ««
--------------7------------------------------------------------
CONSTANT STREET GRADE(FEET /FEET) = 0.005500
CONSTANT STREET FLOW DEPTH(FEET) = 0.67
AVERAGE STREETFLOW FRICTION FACTOR(MANNING) = 0.015000
CONSTANT SYMMETRICAL STREET HALF- WIDTH(FEET) = 32.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 32.00
INTERIOR STREET CROSSFALL(DECIMAL) = 0.030000
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.030000
CONSTANT SYMMETRICAL CURB HEIGHT(FEET) = 0.67
CONSTANT SYMMETRICAL GUTTER- WIDTH(FEET) = 2.00
CONSTANT SYMMETRICAL GUTTER- LIP(FEET) = 0.03125
CONSTANT SYMMETRICAL GUTTER- HIKE(FEET) = 0.16700
FLOW ASSUMED TO FILL STREET ON ONE SIDE.
STREET FLOW MODEL RESULTS:
-------------------------------------------7--------------------------------
STREET FLOW DEPTH(FEET) = 0.67
HALFSTREET FLOOD WIDTH(FEET) = 17.73
HALFSTREET FLOW(CFS) = 14.55
AVERAGE FLOW VELOCITY(FEET /SEC.) = 2.98
PRODUCT OF DEPTH &VELOCITY = 2.00
----------------------------------------------------------------------------
----------------------------------------------------------------------------
Page 1
ST[AP CD#8'txt
>>»>5TKEETFLOW MODEL INPUT INFORMATIUN<«<<
----------------------------------------------------------------------------
CONSTANT STREET GKADE(F FE = 0.005500
CONSTANT STREET FLOW DEPTH(FEET) = 0'60
AVERAGE STREETFLOW FRICTION FACTOR(MANNING) = 0.015000
CONSTANT SYMMETRICAL STREET HALF-WIDTH(FEET) = 32'00
DISTANCE FROM CROWN TO [R0SSFALL GKADEDKEAK(FEET) 32.00
INTERIOR STREET [DOSSFALL DE[IMAL ~ 0'020000
OUTSIDE STREET [R0SSFALL(DE[IMAL] = 0.020000
CONSTANT SYMMETRICAL CURB HEIGHT(FEET) = 0'67
CONSTANT SYMMETRICAL GUTTER-WIDTH(FEET) 2'00
CONSTANT SYMMETRICAL GUTTER-LIP(FEET) ~ 0'03I25
CONSTANT SYMMETRICAL GUTTER-HIKE(FEET) = 8.16700
FLOW ASSUMED TO FILL STREET ON ONE SIDE.
STREET FLOW MODEL RESULTS:
----------------------------------------------------------------------------
STREET FLOW ( .00
*ALFSTREET FLOOD WIDTH(FEET) = 22'09
HALFSTREET FL0W[[FS) ~ I3.53
AVERAGE FLOW VELO[ITY(FEET/SE[.) 2.67
PRODUCT OF DEPTH&VEL0CITY = I.60'
Page 1
STCAP [8#9-10'txt
>>>»STREETFL0W MODEL INPUT INF0RMATION«<<<
----------------------------------------------------------------------------
CONSTANT STREET GRADE(F FEET ) = 0.010000
CONSTANT STREET FLOW DEPTH(FEET) = 0.80
AVERAGE STKEETFLOw FRICTION FACTOR(MANNING) = 0.0I5000
CONSTANT SYMMETRICAL STREET HALF-WIDTH(FEET) = 32'00
DISTANCE FROM CROWN TO [R0SSFALL GRADE8REAK{FEET} 32.00
INTERIOR STREET CRO5SFALL (DE[IMAL} = 0.020000
OUTSIDE STREET [KOSSFALL(DE[IMAL) ~ 0.020000
CONSTANT SYMMETRICAL [UK8 HEIGHT(FEET) = 0'67
CONSTANT SYMMETRICAL GUTTER-WIDTH(FEET) 2.00
CONSTANT SYMMETRICAL GUTTER-LIP[FEET] '-- 0.03125
CONSTANT SYMMETRICAL GUTTER-HIKE(FEET) = 0'I6700
FLOW ASSUMED TO FILL STREET ON ONE SIDE'
STREET FLOW MODEL RESULTS:
----------------------------------------------------------------------------
STREET FLOW DEPTH(FEET) = 0'60
HALFSTREET FLOOD WIDTH(FEET) = 22.09
HALFSTREET FLOW(CFS) = 18.25
AVERAGE FLOW VELO[ITY(FEET/SE[') ~ 3'60
PRODUCT OF DEPTH8VELO[ITY 2'16
Page 1
ST{]\P [8#II.txt
>>>>STREETFLOW MODEL INPUT INFORMATION<<<<
----------------------------------------------------------------------------
CONSTANT STREET GRADE(F FEET ) = 0.009900
CONSTANT STREET FLOW DEPTH(FEET) = 0.60
AVERAGE STnEETFLOW FRICTION FACTOR(MANNING) ~ 0'015000
CONSTANT SYMMETRICAL STREET HALF-WIDTH(FEET) = 32.00
DISTANCE FROM CROWN TO [KOSSFALL GKADEBKEAK(FEET) = 32'00
INTERIOR STREET [ROSSFALL(DE[IM*L} = 0'020000
OUTSIDE STREET [RO5SFALL(DE[IMxL) ~ 0.820000
CONSTANT SYMMETRICAL [UK8 HEIGHT(FEET) = 0.67
CONSTANT SYMMETRICAL GUTTER-WIDTH(FEET) 2.00
CONSTANT SYMMETRICAL GUTTER-LIP(FEET) = 0.03125
CONSTANT SYMMETRICAL GUTTER-HIKE(FEET) ~ 0.I8700
FLOW ASSUMED TO FILL STREET ON ONE SIDE.
STREET FLOW MODEL RESULTS:
----------------------------------------------------------------------------
STREET FLOW DEPTH(FEET) = 0.60
HALFSTREET FLOOD WIDTH(FEET) ~ 22'09
HALF5TREET FLOW([FS) = 18.16
AVERAGE FLOW VELO[ITY{FEET/5EC.} = 3'58
PRODUCT OF DEPTH&VELO[ITY 2.15
Page 1
1
r STCAP CB #12.txt
' »» STREETFLOW -MODEL -INPUT INFORMAT,ION««
CONSTANT STREET GRADE(FEET /FEET) = 0.010000
CONSTANT STREET FLOW DEPTH(FEET) = 0.'60
AVERAGE STREETFLOW FRICTION FACTOR(MANNING) = 0.015000
CONSTANT SYMMETRICAL STREET HALF- WIDTH(FEET) = 32.00
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 32.00
INTERIOR STREET CROSSFALL(DECIMAL) = 0.020000
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.020000
' CONSTANT SYMMETRICAL CURB HEIGHT(FEET) 0.67
CONSTANT SYMMETRICAL GUTTER- WIDTH(FEET) = 2.00
CONSTANT SYMMETRICAL GUTTER- LIP(FEET) = 0.03125
CONSTANT SYMMETRICAL GUTTER- HIKE(FEET) = 0.16700
' FLOW - ASSUMED _ TO - FILL _ STREET -ON_ ONE _ SIDE.
-- ------ ---- ---- ---------- - -- - --
STREET FLOW MODEL RESULTS:
----------------------------------------------------------------------------
' STREET FLOW DEPTH(FEET) = 0.60
HALFSTREET FLOOD WIDTH(FEET) = 22.09
HALFSTREET FLOW(CFS) = 18.25
AVERAGE FLOW VELOCITY(FEET /SEC.) = 3.60
PRODUCT OF DEPTH &VELOCITY = 2.16
1
' Page 1
STCAP CB #13.txt
» »STREETFLOW MODEL INPUT INFORMATION ««
----------------------------------------------------------------------------
CONSTANT STREET GRADE(FEET /FEET) = 0.005500
CONSTANT STREET FLOW DEPTH(FEET) = 0.60
AVERAGE STREETFLOW FRICTION FACTOR(MANNING) = 0.015000
CONSTANT SYMMETRICAL STREET HALF- WIDTH(FEET) = 32.00.
DISTANCE FROM CROWN TO CROSSFALL GRADEBREAK(FEET) = 32.00
INTERIOR STREET CROSSFALL(DECIMAL) = 0.020000
OUTSIDE STREET CROSSFALL(DECIMAL) = 0.020000
CONSTANT SYMMETRICAL CURB HEIGHT(FEET) = 0.67
CONSTANT SYMMETRICAL GUTTER- WIDTH(FEET) = 2.00
CONSTANT SYMMETRICAL GUTTER- LIP(FEET) = 0.03125
CONSTANT SYMMETRICAL GUTTER- HIKE(FEET) = 0.16700
FLOW ASSUMED TO FILL STREET ON ONE SIDE.
----------------------------------------------------------------------------
----------------------------------------------------------------------------
STREET FLOW MODEL RESULTS:
----------------------------------------------------------------------------
STREET FLOW DEPTH(FEET) = 0.60
HALFSTREET FLOOD WIDTH(FEET) = 22.09
HALFSTREET FLOW(CFS) = 13.53
AVERAGE FLOW VELOCITY(FEET /SEC.) = 2.67
PRODUCT OF DEPTH &VELOCITY = 1.60
----------------=-----------------------------------------------------------
----------------------------------------------------------------------------
N
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LEGEND HYDROLOGIC SOILS GROUP MAP
SOILS GROUP BOUNDARY
A SOILS GROUP DESIGNATION FOR
R C F C a W C D CATHEDRAL CITY
HYDROLOGY NIANUAL 0 FEET 5000
PLATE C-1.36
(THOUSAND PALMS—N.E.) B tj
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LEGEND HYDROLOGIC SOILS GROUP MAP
SOILS GROUP BOUNDARY FOR
A SOILS GROUP DESIGNATION
R C F C a W C D MYOMA
HYr)R0L0r3Y J\./]AtqUAL 0 FEET 5000
PLATE C-1.37
y NI ii
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LEGEND HYDROLOGIC SOILS GROUP MAP
SOILS GROUP BOUNDARY
A SOILS GROUP DESMATION FOR
R C F C Ek W C® G;J 9-ml ml RANCHO MIRAGE
HYDROLOGY J\/JANUAL 0 FEET 5000
PLATE C-1.48
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RIVERSIDE COUNTY FLOOD CONTROL
iER-IF
AND
23_Q
WATER CONSERVATION DISTRICT
100 -YEAR — 3' HOUR
PRECIPITATION
-P. E -5.2_ P.LATE
1..-
RUNOFF INDEX NUMBERS OF HYDROLOGIC SOIL -COVER COMPLEXES FOR PERVIOUS
Cover Type (3) Quality of
Cover (2) A
AREAS -AMC II
Soil Group
B C D
NATURAL COVERS -
Barren
.(Rockland, eroded and graded land)
78
86 91 93
Chaparrel, Broadleaf
(Manzonita, ceanothus and scrub oak)
Poor
Fair
53
70 80 85
40
63 75 81
Good
31
57 71 78 i
Chaparrel, Narrowleaf
(Chamise and redshank)
Poor
71
82 88 91
Fair
55
72 81 86
Grass, Annual or Perennial
Poor
67
78 86 89
Fair.
50
69 79 84
Good
38
61 74 80
Meadows or Cienegas
(Areas with seasonally high water table,
Poor
Fair
63
77 85 88
Principal vegetation is sod forming grass)
Good
51
30
70 80 84
58 72 78
Open Brush
.(Soft wood shrubs - buckwheat, sage, etc.)
Poor
Fair
62
76 84 88
46
66 77 83
Good
41
63 75 81
Woodland
(Coniferous or. broadleaf trees predominate.
Poor-
Fair
45
36
66 77 83
Canopy density is at least 50 percent)
Good
60 73 79
28
55 70 77
Woodland, Grass
(Coniferous or broadleaf trees with canopy
Poor
Fair
57
44
73 82 86
65.
density from 20 to 50 percent)
Good
33
77 82
58
72 79
URBAN COVERS -
Residential or Commercial Landscaping
(Lawn, shrubs, etc.)
Good
32
56 69 75'
Turf
(Irrigated and mowed grass)
Poor
58 74 83 87
Fair
44 65
77 82
Good
33 58 72 79
AGRICULTURAL, COVERS -
Fallow
(Land - plowed but not tilled or seeded)
76 85
90 92
RCFC Si WCD
i'1YDROLOOY IMANUAL
RUNOFF INDEX NUMBERS
FOR
PERVIOUS AREAS
PLATE E-6.1 0 of 2)
RUNOFF INDEX NUMBERS OF HYDROLOGIC SOIL -COVER COMPLEXES FOR PERVIOUS AREAS -AMC II
Cover Type (3)
Quality of
Soil Group
A
B
C
D
Cover (2 )
AGRICULTURAL COVERS (cont.) -
Legumes, Close Seeded
Poor
66 77 85 89
(Alfalfa, sweetclover, timothy; etc.)
Good
58 72 81 85
Orchards, Deciduous I
See Note 4
(Apples, apricots, pears, walnuts, etc.)
Orchards, Evergreen
Poor
57 73 82 86
1
(Citrus, avocados, etc.)
Fair
44 65 77 82
Good
33 58 72 79
Pasture, Dryland
Poor
67 78 86 89
(Annual grasses)
Fair
50 69, 79 84
Good
38 61 74 80
Pasture, Irrigated
Poor
58 74 8.3 87
(Legumes and perennial grass)
Fair
44 65 77 82
Good
33 58 72 79
Row. Crops - - -
• -Poor
72 81 88 91
(Field crops - tomatoes, sugar beets, 'etc.)
Good
67 78 85 89
Small Grain .
Poor
65 76 84 88
(Wheat, oats, barley, etc.)
Good
63 75 83 87
Vineyard
See Note 4
Notes:
1. All runoff index (RI) numbers are for Antecedent Moisture
Condition
(AMC) II.
2. Quality of cover definitions:
Poor - Heavily grazed or regularly burned areas. Less than 50 per-
cent of the ground surface is protected by plant cover or brush
and tree canopy.
Fair - Moderate cover with 50 percent to 75 percent of the ground sur-
face protected.
Good -Heavy or dense cover with more than 75 percent of the ground
surface protected.
3. See Plate C -2 for a detailed description'of cover types.
4. Use runoff index numbers based on ground cover type. See
discussion
under "Cover Type Descriptions" on Plate C -2.
5. Reference Bibliography item 17.
R C F C Q"WIF C C RUNOFF INDEX
NUMfBERS
HYDROLOGY . JNiJANUAL FOR
PERVIOUS AREAS
PLATE E- 6.1(2of 2)
1
F�
1
I
1
1
F�
1
1
ACTUAL IMPERVIOUS COVER
Recommended Value
Land Use (1) Range- Percent For Average
Conditions- Percent(2
Natural or Agriculture 0 - 10 0
Single Family Residential: (3)
40,000 S. F. (1 Acre) Lots 10 - 25 20
20,000 S. F. (�i Acre) Lots 30 - 45 40
7,200 - 10,000 S. F. Lots 45 - 55 50
Multiple Family Residential:
Condominiums 45 - 70 65
Apartments 65 - 90 .80
Mobile Home Park 60 - 85 75
Commercial, Downtown 80 -100 90
Business or Industrial
Notes:
1. Land use should be based on ultimate development of the watershed.
Long range master plans for the County and incorporated cities
should be'reviewed to insure reasonable land use assumptions.
2. Recommended values are based on average conditions which may not
apply to a particular study area. The percentage impervious may
vary greatly even on comparable sized lots due to differences in
dwelling size, improvements, etc. Landscape practices should also
be considered as it is common in some areas to use ornamental grav-
els underlain by impervious plastic materials in place of lawns and
shrubs. A field investigation of a study area should always be made,
and a review of aerial photos, where available may assist in estimat-
ing the percentage of impervious cover in developed areas.
3. For typical.horse ranch subdivisions increase impervious area 5 per-
cent over the values recommended in the table above.
R C F Ci & C ® IMPERVIOUS COVER
HYDROLOGY MANUAL FOR
DEVELOPED AREAS
PLATE E-6.3
a�w .�'�o-�o�a�+ -i