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Date :12/11/2020 <br /> Current Job Code:WILLIAMS,AL <br /> Renewables 5of6 <br /> Engineering <br /> Deflection Checks(Service Level): <br /> Roof 1 <br /> LC1: D+L <br /> Deflection (in.)= 0.06 <br /> Deflection Limit(in.) = 1.6 <br /> Deflection DCR= 0.04 <br /> LC2: S <br /> Deflection (in.) = 0.00 <br /> Deflection Limit(in.)= 1.07 <br /> Deflection DCR= 0.00 <br /> LC3:W(Down) <br /> Deflection (in.)= 0.03 <br /> Deflection Limit(in.)= 1.07 <br /> Deflection DCR= 0.03 <br /> LC4:W(Up) <br /> Deflection (in.)= -0.07 <br /> Deflection Limit(in.)= 1.07 <br /> Deflection DCR= 0.06 <br /> Seismic Check: <br /> Existing Weight: <br /> Wall Weight(psf) = 17 <br /> Tributary Wall Area (ft)= 3000 <br /> Total Wall Weight(Ibs) = 51000 <br /> Roof Weight(psf)= 7 <br /> Roof Area (ft) = 2500 <br /> Total Roof Weight(Ibs) = 16504 <br /> Total Existing Weight(Ibs)= 67504 <br /> Additional PV Weight: <br /> PV Panel Weight(Ibs)= 54 <br /> Number of Panels= 41 <br /> .Total Additional PV Weight(Ibs)= 2232 <br /> Weight Increase: <br /> (Existing W+Additional W)/(Existing W) = 103% <br /> The increase in weight as a result of the solar system is less than 10%of the existing structure and <br /> therefore no further seismic analysis is required. <br /> 1960 Chicago Ave,Suite D15, Riverside, CA 92507 <br /> www.currentrenewableseng.com I 951.2S4.5655 <br /> INTEGRITY I PROFESSIONALISM I CUSTOMER EXPERIENCE <br />