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Date :2/21/2023 <br />Job Code: WILLIS WU <br />7 of 7 <br />Framing Deflection Check (Service Level): <br />Roof 1B uni D + L : 0.072 in.<0.70 in.OK <br />Roof 1B uni W Up : 0.036 in.<0.53 in.OK <br />Roof 1B uni W Down : 0.023 in.<0.53 in.OK <br />Roof 1B uni S : 0.000 in.<0.53 in.OK <br />Seismic Check: <br />Stucco 10.0 psf <br />2x4 Studs @ 16"2.0 psf <br />Gypsum 3.0 psf <br />Misc. (Insulation, etc.)2.0 psf <br />17 psf <br />4032 ft^2 <br />68544 lbs <br />11 psf <br />3015 ft^2 <br />31928 lbs <br />46 lbs <br />14 <br />637 lbs <br />%increase = (Wexisting + Wadditional) / Wexisting = OK <br />Limits of Scope of Work and Liability <br />0.63% <br />The increase in weight as a result of the solar system is less than 10% of the existing structure and therefore no <br />further seismic analysis is required. <br />The calculations produced for this dwelling's assessment are only for the proposed solar panel installation <br />referenced in the stamped plan set and were made according to generally recognized structural anlaysis standards <br />and procedures. <br />Total Roof Area = <br />Total Roof W =Existing Weight <br />PV Panel W = <br />Number of Panels = <br />Total PV W =Additional Weight <br />Total Wall DL = <br />Total Wall Area = <br />Total Wall W =Existing Weight <br />Total Roof DL = <br />51 Rio Roble, San Jose, CA 95134 | 1-408-240-5500 <br />3218 S Manitoba <br />Dr03/09/23