HomeMy WebLinkAbout902 S Gunther St - Planx
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Bldg# 101118957
APPROVALS:
PLNG - PRaj
BLDG - GHuang
HOLD - 902 S Gunther St
- 1011189575/28/2024
HOLD - 902 S Gunther St
- 1011189575/28/2024
HOLD - 902 S Gunther St
- 1011189575/28/2024
HOLD - 902 S Gunther St
- 1011189575/28/2024
HOLD - 902 S Gunther St
- 1011189575/28/2024
THESE CALCULATIONS ARE NOT VALID FOR SECURING A BUILDING PERMIT UNLESS STAMPED
AND SIGNED BY HANSEN‐HOKAMA, STRUCTURAL ENGINEERS.
HANSENHOKAMA
STRUCTURAL ENGINEERS
180 E. Main St., Suite 201
Tustin, CA 92780
(714) 573‐0073 FAX (714) 573‐0688
Job No. 24‐10A
Date 4/3/24
Page 1
STRUCTURAL CALCULATIONS
FOR REPAIR OF DAMAGE DUE TO VEHICLE IMPACT
AT:
THE CRUZ RESIDENCE
902 GUNTHER ST.
SANTA ANA, CALIFORNIA
HOLD - 902 S Gunther St
- 1011189575/28/2024
THESE CALCULATIONS ARE NOT VALID FOR SECURING A BUILDING PERMIT UNLESS STAMPED
AND SIGNED BY HANSEN‐HOKAMA, STRUCTURAL ENGINEERS.
HANSENHOKAMA
STRUCTURAL ENGINEERS
180 E. Main St., Suite 201
Tustin, CA 92780
(714) 573‐0073 FAX (714) 573‐0688
Job No. 24‐10A
Date 4/3/24
Page 2
Building Codes – CHECK APPROPRIATE CODE
2022 California Building Code
2023 County of Los Angeles Building Code
2023 City of Los Angeles Building Code
STRUCTURAL MATERIAL SPECIFICATIONS
Typical unless noted otherwise in calculations
CONCRETE – f’c = 3,000 psi in 28 days minimum
REINFORCEMENT – ASTM A615, Grade 40 #4 bars and smaller, Grade 60 #5 bars and greater
MASONRY – Grade N Units: f’m = 1,500 psi, n = 25.7
MISCELLANEOUS STEEL:
Structural ASTM A36 Fy = 36 ksi
Pipes ASTM A53 Fy = 35 ksi
Structural Tubes ASTM A500 Fy = 46 ksi
Bolts ASTM A307 Loads per code
LUMBER: Stress Graded Douglas Fir‐Larch (All stresses in psi)
Joists/Rafters No. 1 Fb = 1,000, Fv = 180
4 x Sawn Beams No. 1 Fb = 1,000, Fv = 180
6 x Sawn Beams No. 1 Fb = 1,350, Fv = 170
Glu‐Lam Beams 24F Fb = 2,400, Fv = 240
STRUCTURAL HARDWARE: Connectors specified for framing and anchorage shall be equal to
Simpson Company “Strong‐Tie”. Model numbers listed are Simpson’s but equivalent hardware
may be substituted with the approval of the building official.
SOIL BEARING VALUE:
N/A – Damage did not affect existing foundation/footings.
HOLD - 902 S Gunther St
- 1011189575/28/2024
THESE CALCULATIONS ARE NOT VALID FOR SECURING A BUILDING PERMIT UNLESS STAMPED
AND SIGNED BY HANSEN‐HOKAMA, STRUCTURAL ENGINEERS.
HANSENHOKAMA
STRUCTURAL ENGINEERS
180 E. Main St., Suite 201
Tustin, CA 92780
(714) 573‐0073 FAX (714) 573‐0688
Job No. 24‐10A
Date 4/3/24
Page 3
DESIGN LOADS
ROOF LOADS
ROOFING 3.0
SHEATHING 2.5
RAFTERS 2.0
MISC. 0.5
DL = 8.0 psf
LL = 20.0 psf
TL = 28.0 psf
GARAGE HEADER
SPAN = 16’‐0” MAX
w = 28 PSF x 20/2 = 280 PLF
M = 280 x 162/8 = 8960 FT‐LBS
SM 1000 X 1.25 = 86.01 IN3 < = 102.41 IN3
(N) DF#1 4 X 14 HEADER
HOLD - 902 S Gunther St
- 1011189575/28/2024
THESE CALCULATIONS ARE NOT VALID FOR SECURING A BUILDING PERMIT UNLESS STAMPED
AND SIGNED BY HANSEN‐HOKAMA, STRUCTURAL ENGINEERS.
HANSENHOKAMA
STRUCTURAL ENGINEERS
180 E. Main St., Suite 201
Tustin, CA 92780
(714) 573‐0073 FAX (714) 573‐0688
Job No. 24‐10A
Date 4/3/24
Page 4
LATERAL ANALYSIS
THE SUBJECT BUILDING HAS BEEN DETERMINED TO HAVE SUSTAINED “LESS THAN
SUBSTANTIAL STRUCTURAL DAMAGE” THEREFORE IN ACCORDANCE WITH THE 2022
CALIFORNIA EXISTING BUILDING CODE, SECTION 405.2.1, THE DAMAGED ELEMENTS SHALL BE
PERMITTED TO BE RESTORED TO THEIR PREDAMAGE CONDITION. NEW STRUCTURAL MEMBERS
AND CONNECTIONS USED FOR THIS REPAIR SHALL COMPLY WITH THE 2022 CALIFORNIA
BUILDING CODE FOR NEW BUILDINGS OF A SIMILAR STRUCTURE, PURPOSE AND LOCATION.
HOLD - 902 S Gunther St
- 1011189575/28/2024