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IHNLehtinen By Date <br /> Engineering <br /> 4120 Hoyt Ave. <br /> Page No. of <br /> Everett, WA 98203 <br /> (425) 252=2373 <br /> SCIS MIG Lot°•ciD DI 5TR1 BU T�c�r <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 /> here: V _ C' W <br /> f <br /> W = effective seismic weight C = SDS <br /> (R/1) <br /> C;s = seismic response coefficient <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 /> = C„xv <br /> k <br /> C _ wxhk (7 = SDS V = CSW <br /> v ( /1) <br /> wlhk <br /> -_ � 7 � 7 • 5 T 122 16 i.1 F 0090E0) <br /> �= �' � 2 � ) <br /> s F - I, 2 (3S7Dwr) <br /> SMs = Fg5s = 1 ► I X122, 16 = 113F, <br /> 5yI = (v5I = I, 5x `t7117 = 0,715 <br /> • <br /> SDI --- 32 51-11 - 2 XQ17 ( j -- 0iL7 <br /> 3 5MSQat = 03 <br /> SDs — - 01 I <br /> (417/ <br />