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e <br /> SEISMIC WEIGHT COMPARISON/ANALYSIS-(PER IBC 2015) <br /> PV System Weight <br /> Module Model Heliene 60M-HBLK <br /> Panel Weight Wpanel= 43.9 Ibs <br /> Number of Panels NPv= 39 <br /> Total PV System Weight WPv=Wpanei*NPv= 1712.1 Ibs <br /> Existing Roof Weight <br /> Roof Weight Qo= 10.0 psf <br /> Building Length Lbuild = 50 ft <br /> Building Width Wbuild = 30 ft <br /> Roof Area Abuild= 1500 ft` <br /> Building Perimeter Pbuiid= 160 ft <br /> Wall Height ht= 8 ft <br /> Wall weight Qwall= 15 psf <br /> Interior wall weight Qint= 10 psf <br /> Roof Load Wfloor=Abuild*Qo= 15000 Ibs <br /> Wall Load Nwail=-ht/2 *Qwall*Pbuild +Abuild *Qint/2= 17100 Ibs <br /> Total Story Weight Wbuiid =Wfloor+Wwall= 32100 Ibs <br /> Percentage Weight Increa: WPv/Wbulld= 5.33% < 10%OKAY <br />