MECH (12-0064) (Structural Calculations)JOB N0.
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12242 Buslness Park Dr.
Suite 24
Truckee CA 96161
Tel. (916)582-1009
Fax (916)587-0761
GENERAL ENGINEERING NOTES
1. GENERAL
A.
These. general notes shall apply to the structural drawings unless otherwise shown or noted.
B.
Unless otherwise indicated all details of design, workmanship and materials shall conform to the
1991 Edition of the Uniform Building Code (U.B.0'.) of the International Conference of Buildina
Officials.
2. FOUNDATION NOTES
A.
Design soil bearing capacity2-ekf-o psf.
B.
All foundation excavation to be carried to'undisturbed material or placed in approved
engineered fill.
C.
Over excavation .of materials shall be backfilled with concrete.'
D.
All backfill around footings, behind walls and under, slabs shall be compacted to not less than
95% relative density.
E.
Backfilling against foundation walls will not be permitted until the wall has reached 28 day strength
and all- supporting structure is in place.
F.
Step footings at a ratio of one vertical to two horizontal, with a maximum vertical step of T-011,
unless noted otherwise.
G.
Waterproofing of foundations and retaining walls shall be the responsibility of the owner or
contractor and is not the responsibility of the Engineer.
H.
Any unusual site conditions (e.g. loose fill, sub -surface water, etc.) shall be reported to the
Engineer.
3. REINFORCED
CONCRETE
A.
Reinforced concrete shall conform to applicable requirements of the UBC and ACI Standard 318-83.
B.
All concrete used in foundations and slabs on grade shall have a 28 day compressive strength of
not less than 2000 psi. Test cylinders required where greater strength is specified.
C.
The maximum slump shall not exceed 3 inches.
D.
Provide 6 x 6-W1.4 x W1.4 welded wire fabric in -all slabs on grade, placed 1 i" down from top of
slab, unless noted otherwise. Glass Fiber Reinforced Concrete is
E.
an acceptable alternate.
Provide control joints in all slabs on grade. The maximum spacing of control joints shall be
20'-0" o.c., unless noted otherwise.
F.
Provide vertical control joints in all concrete walls. The maximum spacing of control joints shall be
G.
20'-0" o.c.; unless noted otherwise. Cut alternate horizontal reinforcing bars., each face.
"Additives containing calcium chloride shall note be used.
4. MASONRY
A.
All concrete masonry units shall conform to ASTM C90 grade N.
B.
Mortar for concrete masonry shall conform to ASTM C279 Type S.
C.
Grout for concrete masonry shall be in accordance with U.B.C. Section 2403(d). Minimum 28
day compressive strength shall not be less than 2000 psi.
D.
All walls shall be grouted solid. Grout shall be vibrated into place and shall be placed in lifts
E.
not exceeding 4 -feet unless appropriate cleanout holes are provided in accordance with the UBC.
Provide bond breaker at masonry bearing of.all cast -in-place concrete
slabs with building paper
or as otherwise detailed.
5. REINFORCING STEEL
A.
All - reinforcing steel shall conform to ASTM .A615 grade 40 unless otherwise indicated.
B.
Welded:wire fabric shall conform to ASTM A1185.
C.
'All reinforcing steel shall be accurately located and adequately secured in position before and
during placement of concrete.
D.
All details of fabrication and installation of reinforcing steel shall be in accordance with the ACI
Manual of Standard Practice.
E.
F.
Lap reinforcing bar splices 40 bar diameters, unless noted otherwise.
Bend all horizontal wall bars 40 bar diameters around
G.
all. corners, unless noted otherwise.
Provide vertical and horizontal reinforcing bars in concrete and masonry walls to conform to
the minimum provisions of ACI 318, Section 14.3, unless noted otherwise.
6. MISCELLANEOUS STRUCTURAL STEEL
A.
All miscellaneous .structural steel plates and sections shall conform to ASTM A-36.
B.
All detailing shall conform to currentAISC specifications.
C.
All welding shall conform to current American Welding Society specifications for material being
welded and be performed by certified welders.
.D.
E.
All bolts shall be unfinished ASTM A-307, unless noted otherwise.
All structural steel and miscellaneous iron not encased in -.concrete "one
shall receive shop coat
of approved primer paint.
7. WOOD FRAMING
A.
All framing lumber shall be Doug Fir/Larch #2 or better unless noted otherwise on plan. Studs
`B.
and plates may be construction grade material, 6x material shall be Doug Fir #1 or better:
Plywood sheathing shall be manufactured with exterior in accordance
glue with requirements of
the UBC and American Plywood Association Std. PSI -83. The grade, thickness and panel
identification index shall be as shown on the plans.
*C.
All glue laminated beams shall be stress grade 24F -V4 unless noted otherwise on the plans.
D.
All framing clips and devices shall be Simpson "Strong Tie" or equivalent.
E.
Minimum nailing for connections not indicated on the plans shall be in accordance with
Table 25Q of the UBC.
F.
Truss joists shall be manufactured and installed .in accordance with the requirements of the
manufacturer.
G.
All nails shall be common, unless noted otherwise.
H.
Posts used for beam or girder supports shall have full bearing to the foundation, unless noted
otherwise.'
I.
Timber sizes prescribed are minimum. Larger sizes may be substituted. Detailed connections may
require modification if substitutions are made.
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Certificate of Compliance: Residential
f . 1 11%
(Page 1 of 2) CP R
GENERAL INFORMATION. '
Total Conditioned Floor Area: fts
Building Type: )d Single Family >� Addition
(check one or more) Mufti -Family Existing -Plus -Addition
Front Orientation: North V East South /West l All Orientations
(Input orentation in oegrees and cirde one.)
Number of Dwelling Units; 1
Floor Construction Type: Slab Ralsed Floor (circle one or both)
BUILDING SHELL INSULATION
Construction
Component Insulation Assembly Location/Comments
Type R -Value U•Value (attic, to garage. typical, etc.)
Wall ..............
Roof
Roof .............
Floor ............. --
Floor.. ...
Slab Edge..., T
FENESTRATION Shading Devices
Fenestration
Area Fenestration interior Exterior
Overhang
Framing Type
Orientation
(sf) U•Value (roAerblind, etc.) (shadescreen, etc.)
(yestno)
(rnetalmood.-vinyl)
Front..:.. ( )
Fro nt..... (. )
(,eft....... (�i
Left
--�
��
urd»a�.►M
.......
Rear....
Rear ...... ( )
Right.... ( )
Right.... ( )
Skylight .......
Skylight .......
THERMAL MASS
Type/Covering Area Thickness
(slab/exposed, tile, etc.) (sf) (inches) Location/Descriotion (kitchen. bath. etc.).
t, .
. -:. •;-Wi-'
ficat4ofCompliance: R2of2 CF•1R
kit,
)
a
Project Title
HVAC SYSTEMS
Note: Input hydronic or combined hydronic data under Water Heating Systems. except Design Heating Load.
Distribution
Heating Equipment Minimum Type and Duct or Heat Pump .
Type (furnace, heat Efficiency , Location Piping Thermostat Configuration
um , etc.) AFUEMSPF) ducis/attic, etc. R -Value Type solit or package)
_Cooling Equipment Minimum Duct
Type (air con&oner, Efficiency Location Duct Thermostat Configuration
heat pump, evap, cooling) (SEER) _ _ attic, etc,) R -Value Type (split or package)
WATER HEATING SYSTEMS
Energy' External
Rated' Tank Factor or Tank
Water Heater Distribution Number Input (kW Capacity Recovery Standby' Insulation
Type Type In System or Btu/hr) (gallons) Efficiency Loss f%) R -Value
t. For small gas•storage (rated input 5 75.000 8ftAr), alectrlc resistance and heat pump water heaters, list Energy Facer.
For large gas storage water heaters (rated input a 75,000 Btu/hr). list Rated Input, Recovery Efficiency and Sianrcy Loss.
For Instantaneous gas water heaters, list Rated Input and Recovery Efficiency,
SPECIAL FEATURES/REMARKS (Add extra sheets if necessary)
COMPLIANCE STATEMENT
This certificate of compliance lists the building features and performance speci ications needed to amply with Title 24, Parts t and E, of
the California Code of Regulations, and Tire administrative regulations to implement them. This certificate has been signed by the
individual with overall design responsibility, When this cer<ifiaale of compliance is submitted for a single building plan to be built in r c,?ple
orientations, any shading feature that is varied is indicated' in the Special Feature s/RemarM section.
Designer '.ort1 Owner j r 8uslneea & Pro1*s3ions Code)
Name: M t4.f - :d03
rtle/Firm: M,,Q L
Address: f':h� , 7 �
_4LXf C Z.
Telephone: 9 f G S 57 -.t5.-T7
Uc, 0: 01 G I ? 1p
(sf§.nature) f (date)
Enforcement Agency
Name:
Tide:
Agency;
Documentation Author
Nana:, r,cf Gi ��sco�1
1"itle/Firm:
Address:
Telephone:
(sig tura (date)
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