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mow- 19011 Wood-Sno Road NE,Suite 100 <br /> m Wooduivilke,WA 98072-4436 <br /> _ a Phone:425-814.8448 <br /> ENOINEL-RI G Fax:425.821-2120 <br /> Pacific Ridge Homes Revision Date: 1/11/2021 <br /> Thelon (Elevations A & B) <br /> Redundancy, p 1.0 r (Section 12.3.4) <br /> Design Base Shear <br /> S ms = F,S s (Eq. 11.4-1) S M t = F„S 1 (Eq. 11.4-2) <br /> = 1.80 = 0.90 <br /> S As = '/S Ms (Eq. 11.4-3) St', = %S M, (Eq. 11.4-4) <br /> = 1.20 = 0.60 <br /> Seismic Design Category: Structure Period and Weight: <br /> Short Period- D <br /> 1-Second Period-- D Cf = 0.020 Table 12.8-2 <br /> x = 0.75 <br /> Building Height(Mean Roof),h„ = 24 ft <br /> Approximate Fundamental Period, Te = Cj (h„)" (Eq. 12.8-7) <br /> T= Te = 0.22 <br /> Tt = 6 (Figs. 22-14 thru 22-17) <br /> Calculated design base shear <br /> V= C S W (Eq. 12.8-1) <br /> 5ps <br /> Cs = 1R� (Eq. 12.8-2) <br /> ie) <br /> CS = 0.18 <br /> The total design base shear need not exceed: <br /> (Eq. 12.8-3) (Eq. 12.8-4) <br /> Spi SDITL <br /> for T : Tt Cs = T JQ)g` for T> TL CS = Tz�E� <br /> I le <br /> CS = 0.43 CS = i1.78 <br /> Cs = 0.43 TsTL <br /> CS = 0.64 1.5 times Cs in accordance with 11.4.8 <br /> The total design base shear shall not be less than: <br /> CS = 0.044Sns1. z 0.01 (Eq, 12.8-5) <br /> Cs = 0.05 <br /> nor where S >_ 0.6g: <br /> CS = 0.5Sl/(R/1.) (Eq. 12.8-6) <br /> CS = 0.00 <br /> Cs = 0.18 <br /> V= 0.18 W Date;4/6/2022 <br /> Page: Li.3 <br /> i <br /> i <br />