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HNLehtinen By Date <br /> Engineering <br /> 4120 Hoyt Ave. Page No. of <br /> Everett, WA 98203 — <br /> (425)252=2373 <br /> - J C 15 I G --Lo L> Dioi\L. <br /> ASCE 7-10 per Equivalent Lateral Force <br /> 12.8-1 in ASCE 7-10 and equation 12.8-2 in ASCE 7-10: <br /> S <br /> W here: V = C W <br /> W = effective seismic weight CS Sns <br /> Cs = seismic response coefficient (R/i) <br /> I = occupancy importance factor = 1 per ASCE 7-10 Section 11.5.1 and Table 1.5-2 <br /> R = response modification factor <br /> SDS = design spectral response acceleration parameter in the short period range <br /> Now, per ASCE 7-10 Table 12.14-1 and equations 12.8-11 and 12.8-12 in ASCE 7-10: <br /> R = 2 for ordinary reinforced masonry shear wall foundation <br /> R = 6.54 for framed walls with plywood <br /> IX — CSV <br /> Xk <br /> C = whx Cs — `SDS V = CSW <br /> vt hrk <br /> ( /) <br /> r I 0 719 wry <br /> 51 = 7, 7 <br /> 55 = 122 16 F 2, (3 57m7) <br /> F_ 1, I C2 5rDRT) <br /> S "�s = F5S - ( 1 ) X122. IG ( 13t. <br /> S t i — � v S = I, 5 <br /> 7, ! 7o7 ) 5 5 <br /> SDI 3SmI - 2x07( 5 2 <br /> 3DS - 3 SMS ^ � x � = 0,29 <br /> 3 <br /> C <br /> Of <br />