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Design Maps Detailed Report <br />Page 2 of 6 <br />Section 11.4.3 - Site Coefficients and Risk -Targeted Maximum Considered Earthquake (MCER) <br />.................. <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 />Ss <- 0.25 <br />Ss = 0.50 Ss = 0.75 Ss = 1.00 <br />Ss >- 1.25 <br />A <br />0.8 <br />0.8 0.8 0.8 <br />0.8 <br />B <br />1.0 <br />1.0 1.0 1.0 <br />1.0 <br />C <br />1.2 <br />1.2 1.1 1.0 <br />1.0 <br />D <br />1.6 <br />1.4 1.2 1.1 <br />1.0 <br />E <br />2.5 <br />1.7 1.2 0.9 <br />0.9 <br />F <br />See Section 11.4.7 of ASCE 7 <br />Note: Use straight-line <br />interpolation for intermediate values of Ss <br />For Site Class = D and Ss = 1.478 g, Fa = 1.000 <br />Table 11.4-2: Site Coefficient F, <br />Site Class <br />Mapped MCER Spectral Response Acceleration Parameter at 1-s Period <br />S,<-0.10 <br />S,=0.20 S,=0.30 S,=0.40 <br />S,>-0.50 <br />A <br />0.8 <br />0.8 0.8 0.8 <br />0.8 <br />B <br />1.0 <br />1.0 1.0 1.0 <br />1.0 <br />C <br />1.7 <br />1.6 1.5 1.4 <br />1.3 <br />D <br />2.4 <br />2.0 1.8 1.6 <br />1.5 <br />E <br />3.5 <br />3.2 2.8 2.4 <br />2.4 <br />F <br />See Section 11.4.7 of ASCE 7 <br />Note: Use straight-line <br />interpolation for intermediate values of S, <br />For Site Class = D and S, = 0.540 g, F„ = 1.500 <br />https://prod01-earthquake. cr. usgs. gov/desig nma ps/us/re po rt. php?template=minimal&latitude=33.775505&I... 10/25/2018 <br />