2017 Engineering & Traffic Survey 2022 Amendment - Eisenhower Dr (April 14, 2022)
2022 Engineering and Traffic Survey
City of La Quinta
Page 2
Table 1
Street Segments with Recommended Speed Changes
No STREET FROM TO
POSTED
SPEEED
LIMIT
NEW
POSTED
SPEED
LIMIT
CHANGE
30 Eisenhower Drive Washington Street Avenue 50 45 45 No
Change
Table 2
Speed/ Collision Data Summary Table
ID Street Segment Dist.
(Mi.) Dir. 85%
Speed
10
Mi.
Pace
% in
Pace ADT
Accident Rate Posted
Speed
Limit
Prop.
Speed
Limit
Remarks Exp. Act.
30 Eisenhower Drive Washington Street
to Avenue 50 1.32 E/W 49 38-47 66% 11,231 1.44 0.49 45 45
CA
MUTCD
OPTION 2
CITY OF LA QUINTA
ENGINEERING & TRAFFIC SURVEY
STREET: Eisenhower Drive between Washington Street and Avenue 50
DATE: 4/7/2022 TIME: 15:00 OBSERVER: Steve Libring LOCATION: 30
PART I: HIGHWAY & ROADWAY CHARACTERISTICS
Sight Distance Obstructions?
(yes or no) S/B N/B Notes
1. Horizontal Yes Yes Horizontal Curve
2. Vertical Yes Yes Crest Curve
3. Superelevation (%) None None
4. Shoulder Conditions (paved or unpaved) Paved Paved
5. Profile Conditions (grade,%)
6. Commercial Driveway Characteristics
(at grade, dustpan, etc)
None None No driveways on
both sides
7. Pedestrian Traffic in the Roadway without
sidewalks (yes or no)
No No Sidewalk on West
side only
8. Adjacent Land Use
(residential, commercial, office, etc)
Residential Residential
9. Intersection Spacing and Offsets
(spacing, feet-offsets, yes or no)
No offsets TS at Washington,
Coachella, Avenida
Fernando, Avenue
50
10. Pavement Condition
(good, satisfactory, poor)
Good Good
11. Truck Traffic (heavy, moderate, light) Light Light
12. Channelization (# of lanes, divided,
undivided, painted, or raised median)
2 lanes with a bike
lane
2 lanes with a bike
lane
4 lanes, divided with
a raised median &
bike lanes on both
sides
13. Street Width and Alignment
(width, feet – straight or curved)
33’ 33’ 12’ raised median
14. Street Length 1.32 mi
15. Average Daily Traffic
5,171 6,060 11,231 total
Collected on
8/31/16
16. Traffic Flow Characteristics
(heavy, moderate, light)
Light Light
17. Uniformity with the Community
(yes or no)
Yes Yes
18. Heavy On-Street Parking Turnover
(yes or no)
No No No parking allowed
on both sides
19. Street Lighting Only at traffic signal
locations
Only at traffic signal
locations
DATE:04/07/22 DAY:Thursday TIME PERIOD:3:00PM 3:45PM
FOR ROADWAY:
SPEED TOTAL VEHICLES SURVEYED TOTAL
(MPH)EASTBOUND+WESTBOUND NB/EB SB/WB VEHICLES LIMITS (BTN): Avenue 50 and Washington
65 X 0 1 1
64 0 0 0 OBSERVATION POINT:midblock
63 X 0 1 1
62 0 0 0
61 X 0 1 1 POSTED SPEED LIMIT:45 MPH OBSERVER:
60 0 0 0
59 X 0 1 1 COMMENTS:WEATHER:
58 X 0 1 1
57 0 0 0 ROAD SURFACE:
56 X 0 1 1
55 0 0 0 ROAD CONDITION:
54 X 1 0 1
53 X 0 1 1 DATA COLLECTION METHOD:
52 X X X 0 3 3
51 X X X X X 5 0 5
50 X X X X X X X X 6 2 8
49 X X X X X X 5 1 6
48 X X X X X X X X 4 4 8
47 X X X X X X X X X 4 5 9
46 X X X X X X X X X X X 6 5 11
45 X X X X X X X X 5 3 8
44 X X X X X X X X X X X X X X 7 7 14
43 X X X X X X X X X X X X X 5 8 13 EASTBOUND WESTBOUND EASTBOUND+WESTBOUND
42 X X X X X X X X X X X X X X X 9 6 15
41 X X X X X X X X X X X X 5 7 12
40 X X X X X X X X X 6 3 9 85TH %:49 49 49 M.P.H.
39 X X X X X X 2 4 6
38 X X X X X X X X X 5 4 9 50TH %:44 43 43 M.P.H.
37 X X X X X X 4 2 6
36 X X X 2 1 3 15TH %:38 38 38 M.P.H.
35 X 0 1 1 *
34 X X 1 1 2 *10 MPH PACE:42 - 51 39 - 48 38 - 47 M.P.H.
33 X X 0 2 2 *
32 0 0 0 P % IN PACE:67%68%66%
31 X 0 1 1 A
30 0 0 0 C % OVER PACE:1%17%24%
29 X 1 0 1 E
28 0 0 0 *% UNDER PACE:31%16%10%
27 0 0 0 *
26 0 0 0 *ARITHMETIC MEAN:44 44 44 M.P.H.
25 0 0 0
24 0 0 0 SAMPLE VARIANCE:23 43 33
23 0 0 0
22 0 0 0 STANDARD DEVIATION:5 7 6 M.P.H.
21 0 0 0
20 0 0 0 VARIANCE OF THE MEAN:0.27 0.57 0.20
19 0 0 0
18 0 0 0 STD. ERROR OF THE MEAN:0.52 0.76 0.45 M.P.H.
17 0 0 0
16 0 0 0
15 0 0 0
83 77 160
EISENHOWER
RADAR
CITY OF LA QUINTA
LIBRING
SUNNY
DRY
GOOD
TO
I:\108162 - La Quinta TE Services\400-Traffic\E&T Amendment 2022\401-Radar\Eisenhower - Avenue 50 to Washington
LEGEND:
CITY OF LA QUINTA
SPEED LIMITS