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HNLehtinen By . Date <br /> Engineering Page No. _ � of <br /> 4120 Hoyt Ave. -' <br /> Everett, WA 98203 <br /> (425) 252-2373 <br /> . .SEISM :C LOAD 1) /SIR , B U_ 1:.01 <br /> '\.SCE 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 (/ <br /> W = effective seismic weight 5 SOS <br /> � <br /> CS = seismic response coefficient \ 1 <br /> I = occupancy importance factor r 1..per ASCE 7-10 Section 11.5.1 and Table 1.5-2 <br /> R = response rndification 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 12.8-1.1 and 12.8-12 in ASCE 7-10: <br /> R = 2 for ordinary reinforced masonry shear wail foundation <br /> R = 6.54 for franked walls with plywood <br /> F cxv - <br /> k <br /> �x ZlJX 17Y _ C''S T SDs v " CS w <br /> Ew,hfk (%) _ <br /> - I) oOsiopti) <br /> F-z I, (-2- 5rioRtr) <br /> 122 J6 <br /> f)2: (3s7t)wr) <br /> SMS = Fq s110X122, 16 1 ) 22 <br /> S FvS I, 5 '17 17 - 0 715 <br /> DI I MI 0,7( 5 = of 1-7 <br /> 5D5 - 5ms = g- x i <br /> 5 — ,-)D5 — — 0113 <br /> \. <br />