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8/12/2015 Design Maps Detailed Report <br />Section 11.8.3 - Additional Geotechnical Investigation Report Requirements for Seismic <br />Design Categories D through F <br />From Figure 22-7 [41 <br />PGA = 0.337 <br />Equation (11.8-1): PGAM = FPGAPGA = 1.163 x 0.337 = 0.392 g <br />Table 11.8-1: Site Coefficient FPGA F-ECEI Y EL <br />Site Mapped MCE Geometric Mean Peak Ground Acceleration, PGA AUG 2 4 2015 <br />Class PGA <_ 0.10 PGA = 0.20 PGA = 0.30 PGA = 0.40 PGA >_ 0.50 ENVIRONMENTAL. <br />IJCaI-rU rNC09RTAAC'hrr <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 interpolation for intermediate values of PGA <br />For Site Class = D and PGA = 0.337 g, FPGA = 1.163 <br />Section 21.2.1.1 - Method 1 (from Chapter 21 - Site -Specific Ground Motion Procedures for <br />Seismic Design) <br />From Figure 22-171-51 <br />From Figure 22-18 [61 <br />CRS = 1.058 <br />CR1 = 1.119 <br />http://ehp2- earthq uake.w r. usgs. gov/des i grim aps /us/report. php?tem pl ate=minimal &t ati tude = 37.9352&1 ongi tude=-121.3082&s i tecl ass = 3&r i s kcategory= O&edi ti on... 5(6 <br />