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OWNER Quality Tune-Up DK BARBER RCE 21,110 12/28/2011 <br /> Code Ref:ASCE 7-05,CBC 2007 pg 2 of 4 <br /> Sec 15.7 Tanks&Vessels <br /> 11.4 Seismic Ground Motion Valt es <br /> 11.4.1 Mapped Spectral Response Lat.,Long. 37'57'47.10"N,121017'31.76"W <br /> fig 22-3 0.2 sec Ss 0.70(Stockton) Short Period <br /> fig 22-4 1.0 sec S1= 0.27(Stockto ) 1 Second Period <br /> 11.4.2 Site Class <br /> 20.1 Site Classification Stiff Soil "D" <br /> 11.4.3 Site Coefficients&Adjusted Maximum Considered Earthquake(MCE)Spectral Response Acceleration Parameters <br /> table 11.4-1 Site coefficient Fa= 1.3 SMS=FaSs= 1.3 X 0.70= 0.91 <br /> table 11.4-2 site Coefficient F„= 1.8 SM1=F„S1= 1.8 X 0.27= 0.49 <br /> 11.4.4 Design Spectral Acceleration Parameters <br /> 11.4.3 SDS=2/3 SMS= 2/3 0.91 = 0.61 <br /> 11.4.4 SDl=2/3 SM1= 2/3 X 0.49 = 0.32 <br /> 11.5 Importance Factor and Occupancy Category Stiffened Frame w/steel enclosed AST <br /> Occupancy Factor Table 1-1 Low Risk > Cat I R=?, = 3 <br /> �.table c' importance Factor l p = 1.5 reference 13.1.3 Component Importance Factor"contains hazardous materials" <br /> 11.6 Seismic Design Category S1= 0.27is less th n 0.33 and Occupancy Category is not IV, .All other structures shall be assigned based upon more severe <br /> table 11.61 Short Period Response Accel ration Parameter —"B" <br /> table 11.6-2 1 Sec Period Response Accek ration Parameter select worse case <br />