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(Existing W + Additional W)/(Existing W) = <br />Weight Increase: <br />Existing Weight: <br />Total Additional PV Weight (lbs) = <br />Seismic Check: <br />The increase in weight as a result of the solar system is less than 10% of the existing structure and therefore <br />no further seismic analysis is required. <br />Wall Weight (psf) = <br />Tributary Wall Area (ft2) = <br /> Total Wall Weight (lbs) = <br />Roof Weight (psf) = <br />Roof Area (ft2) = <br />Total Roof Weight (lbs) = <br />Total Existing Weight (lbs) = <br />Page 7 of 8 <br />17.0 <br />3270.0 <br />55590.0 <br />12.451 <br />2898.0 <br />36083.496 <br />91673.49 <br />1673.1 <br />1.018 <br />Kim Quoc Le <br />1760 Chicago Ave Suite J13, Riverside, CA 92507 (951) 405-1733info@currentrenewableseng.com <br />5216 W Crystal Ln <br />07/28/23