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Soil Site Class = D <br />Risk Category = II <br />SS = 1.671 Mapped Spectral Response acceleration in short periods <br />S1 = 0.614 Mapped Spectral Response acceleration at one second periods <br />SS< 0.25 SS= 1.0 SS>1.25 SS>1.5 <br />0.8 0.8 0.8 0.8 <br />0.9 0.9 1.0 1.0 <br />1.3 1.2 1.2 1.2 <br />1.6 1.1 1.0 1.0 <br />2.4 - - - <br />---- <br />Fa = 1.200 (interpolated) SMS = Fa*SS = 2.005 <br />Min. 1.2 per 11.4.3 <br />S1< 0.1 S1= 0.4 S1>0.5 S1>0.6 <br />0.8 0.8 0.8 0.8 <br />0.8 0.8 0.8 0.8 <br />1.5 1.5 1.5 1.4 <br />2.4 1.6 1.5 1.7 <br />4.2 - - - <br />---- <br />Fv = 1.700 (interpolated) SM1 = Fv*S1 = 1.044 <br />SDS = 2/3 *SMS = 1.337 SD1 = 2/3 *SM1 = 0.696 <br />SDS RISK CATEGORY SD1 RISK CATEGORY <br />> I, II III IV > I, II III IV <br />0A A A 0A A A <br />0.167 B B C 0.067 B B C <br />0.33 C C D 0.133 C C D <br />0.5 D D D 0.2 D D D <br />Seismic Design Category = D <br />ASCE 7-16 <br />Table 1613.2.3(1) <br />Values of Site Coefficient Fa <br />F- <br />1.2 <br />SITE CLASS SS= 0.5 SS= 0.75 <br />A 0.8 0.8 <br />B <br />1.2 <br />0.9 <br />D 1.4 <br />0.9 <br />0.8 0.8 <br />1.3 <br />Table 1613.2.3(2) <br />0.8 <br />Values of Site Coefficient Fv <br />S1= 0.2 S1= 0.3SITE CLASS <br />1.7 <br />A <br />0.8 <br />1.3 <br />C <br />E <br />- <br />1.5 1.5 <br />B <br />E-- <br />F-- <br />2.2 2.0D <br />C <br />1422 W Marion <br />Way1/24/2025