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Page # 4 <br />SEISMIC{CONSIDERATIONS I :i:: f % »*te <br />14. <br />Sdi*mic Design 'Critoria·'(per USGS)3%3*i{*92 -:.-4.'-i:'-'%'E':;2·'79:1-43*.:p.....0 i 'lk.37 »z.--i.3-Vi:.... 7. <br />Seismic Design Code <br />Latitude: ' ..4 9 - t , Ve 11 <br />Longitude <br />SRA at Short Periodi :BER. de : iR <br />SRA at ls Period <br />Soil Site.Class · <br />Seismic Design Category <br />Seismic Check Required (Ss 2 9 <br />b.49 & Sbc E m? 124 1 4 <br />3%{i?% <br />tuta:.:St, <br />S1 <br />-9/ <br />*rt.=10 <br />SDC <br />12. <br />ASCE 7-05 <br />4 *90! ' I: U1 2211 9 I -4 I 33.7199 i <br />-117.8897 <br />2 ,%3' ill?1% tifififf# 4i %1?./L611 <br />0.567 <br />f ) · tifit f *RFFilf %5 #Etii D 4 <br />D <br />B Y *40 Yes i <br />I i.... .... .. <br />-- I :t:..t <br /> p: 11.y i. 41: ,t#. 1 <br />2 itri-2 I Q ;53;22 ,·te. t::i:4 4 tt:.:ft¢ 4% :SGS ..."":9 <br />USGS <br />.....IBC 1613.5..2:4 21.4 m <br />USGS <br />IBC 1613.1 <br />.53 <br />ALTERATION LATERAL DESIGN 10% EXCEPTION CHECK f <br />Weight of Proposed Py System •6 - : m- i -#8 - <br />**3% - 12»* ..1 3. , 12..7 'de <br />i ''f-Afea-'-1 1'-Dedd Load '.': :Weight -'. <br />PVSystem Weight " p *.: r ,. 182 sf I· ' 3. pkf 805 lbs . <br />Total Weight of PV System W(PV)845 lbs <br />Weight of Roof on Existing Buildihg <br />Sum Area of MPs with PV 563 sf <br />, Portion of Roof Weight 'Area '..Dead Load 'Weight <br />Roof 563 sf 8.5 psf 4,786 lbs <br />Ceiling 563 sf 0.0 psf 0 lbs <br />Interior Walls (Top Half)380 sf 6.0 psf 2,278 lbs <br />ExteNor Walls (Top Half)380 sf 18.0 psf 6,834 lbs <br />Net Weight of Roof Under PV (exi St)13,897 lbs <br />Check % Increase of Roof Weight / Seismic Shear Load <br />% Increase of DCR of Lateral 6.1%W(PV)1 W(exist)Force Resisting System Increase Seismic Shear Load < 10%, -> [OK] <br />IBC Sect. <br />3404.4 <br />Note: Seismic base shear is directly proportional to roof weight,