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6/5/2018 Design Maps Oetaal€d Report <br />Section 11.4.3 - Site Coefficients and Risk-Targeted Maximum Considered Earthquake (!yIC..,ft) <br />Spectral Response Acceleration Parameters <br />Table 11.4-1: Site Coefficient F" <br />Site Class Mapped MCE R Spectral Response Acceleration Parameter at Short Period <br />A <br />B <br />c <br />D <br />E <br />F <br />0.8 <br />1-0 <br />t.2 <br />1.5 <br />2.5 <br />0.8 0.8 0.8 <br />1.0 1.0 I .0 <br />1.2 1. 1 1.0 <br />1.4 L.2 1.1 <br />L.7 7.2 0.9 <br />See Section 11,4.7 of ASCE 7 <br />0.8 <br />1.0 <br />1.0 <br />1.0 <br />0.9 <br />Note: Use straight-line interpolation for intermediate values of Ss <br />For sitc Class = D and Sr = 1.532 g, F. = 1.ooo <br />Table 11,4-2: Site Coefficient F, <br />Site Class Mapped MCE R Spectral Response Acceleration Parameter at 1-s Period <br />Sr s 0.10 S, = 0.20 Sr = 0.30 Sr = 0.4O S, > 0.50 <br />B <br />c <br />o <br />E <br />F <br />0.8 <br />1.0 <br />2.4 <br />3.5 <br />0.8 <br />1.0 <br />1.6 <br />2.O <br />0.8 <br />1.0 <br />1.5 <br />1.8 <br />0,8 <br />1.0 <br />t.4 <br />1.6 <br />0.8 <br />1,0 <br />1.3 <br />1.5 <br />2.43.2 2.8 2.4 <br />See Section 11.4.7 of ASCE 7 <br />Note: Use straight-line interpolation for intermediate values of 5r <br />For Site Class = D and S1 = O.568 9, F, = 1.500 <br />T <br />Ss s 0.25 Ss = 0.50 Ss = 0.75 5s = 1.00 Ss > 1.25 <br />T <br />I <br />I <br />I <br />I <br />I <br />I <br />t <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />t <br />I <br />I <br />I