Check Seismic load due to added dead load of photovoltaic system.
<br />Determine Seismic Weight of Existing Building:
<br />Effective Existing Seismic Weight
<br />Area of (E) Building =Approximately 2,400 Sq. ft.
<br />Approximate
<br />Effective
<br />Seismic Weight
<br />=2,400 sq. ft. x 30 psf ave. = 72,000 LBS
<br />DETERMINE BASE SHEAR
<br />V = Cs W EQ'N 12.8-1 ASCE 7-22
<br />Cs =
<br />
<br />SDS
<br />R
<br />Ie
<br />EQ'N 12.8-2 ASCE 7-22
<br />R = THE RESPONSE MODIFICATION FACTOR IN TABLE 12.21
<br />R = 6.5 WOOD SHEAR WALLS
<br />Ie = 1.0 IMPORTANCE FACTOR
<br />SDS =
<br />
<br />2/3 x SMS EQ'N 11.4-3 ASCE 7-22
<br />SMS =
<br />
<br />FA x SS EQ'N 11.4-1 ASCE 7-22
<br />SMS =
<br />
<br />1.2 x 1.5 = 1.8
<br />SDS =
<br />
<br />2/3 x 1.8 = 1.2
<br />Cs =
<br />
<br />1.2
<br />6.5
<br />1
<br />=
<br />
<br />0.185 EQ'N 12.8-2 ASCE 7-22
<br />Sht # 6 of 7
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Residence Date: January 29, 20212021-329 Better Earth Jesus Zuniga Residence Date: January 29, 20212021-506 Better Earth Sherrell Draves Residence Date: February 13, 20212021-568 Better Earth Jerry Ernst Residence Date: February 18, 20212021-757 Better Earth Martha Hondoy Residence Date: March 05, 20212021-865 Better Earth Mike Prenovost Residence Date: March 16, 20212021-867 Better Earth Nelson Smith Residence Date: March 16, 20212021-991 Better Earth Antonio Alba Residence Date: March 26, 20212021-1122 Better Earth Mohammad Javad Haji Tehrani Residence Date: April 06, 20212021-1232 Silverline Luz Rodriguez Residence Date: April 14, 20212021-2382 Clean Tech Energy Peter Schueller Residence Date: June 24, 20212021-2884 CAD Cali Joshua Melendez Residence Date: July 22, 20212021-2969 CAD Cali Jordan Nelson Residence Date: July 28, 20212022-273 Guasti Construction Hector Ramos Residence Date: January 25, 20222022-468 Solar Survey Pro Savannah Salomon Residence Date: February 8, 20222023-166 Penguin Yolanda Gallagher Residence Date: January 12, 20232023-868 Penguin Ahmad Ghanem Residence Date: February 18, 2023
<br />AG
<br />Exp. 3-31-19
<br />No. C58724 NITRAMW.DYO
<br />REGISTEREDPROFESSIONALENGINEER
<br />C
<br />V
<br />L
<br />FOETATS
<br />ALIFORNIAICIL
<br />215
<br />2023-1768 Solar Plan Design Kevin Newland Residence Date: March 22, 20232023-1820 Solar Plan Design Andrea Dorn Residence Date: March 23, 20232023-1823 Solar Plan Design Chris Harvey Residence Date: March 23, 20232023-3487 Axis Solar Cabral Residence Date: May 27, 2023
<br />2743 N Flower St
<br />10/18/2023
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