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• <br />• <br />0 <br />Stockton Nissan Waste Antifreeze Tank <br />1 Seismic Constants and Formulas <br />Rigid Structure <br />0 <br />Seismic Zone <br />3 <br />Z <br />11.3 <br />Occupancy Category <br />4 <br />Importance Factor I <br />1 <br />Soil Profile <br />so <br />Seismic Source Type <br />C <br />Near Source Factor, > 15 km, Na <br />1 <br />Near Source Factor, > 15 km, Nv <br />1 <br />Seismic Response Coefficient, Ca <br />0.36 <br />Seismic Response Coefficient, Cv <br />0.54 <br />Amplification Factor ap <br />1 <br />Response Modification Factor <br />3 <br />Height above base, hn <br />0 1 <br />Numerical Coefficient Steel, Ct <br />00853 <br />Natural Period, T - Ct'(11I 75 <br />0.02 <br />2 Base Shear <br />1176.84 <br />Weight of Tank and Contents Wp <br />4670 <br />V=(CV'I)J(R'T)'W <br />55416.66 <br />V max = (2.5'Ca'I/R )' W <br />1401 <br />V min = 11'Ca'I'W <br />184.932 <br />V max = (2.5`Ca91R)'W, governs <br />1401 <br />Shear Stength per Soft <br />4760 <br />9 of Bolls <br />1 <br />Force Resisting, Ins faroe <br />4760 <br />Factor of Safety <br />3.4 <br />Tank is Okay fur shear <br />3 Overturning Moment <br />Horizontal Force Factor, Tanks, ap <br />1 <br />Horizontal Force Factor, Tanks, Rp <br />3 <br />height of roof, hr, ft <br />10 <br />height of attachment above grade, II ft <br />0 <br />F p=(ap'Call p1Rp)1(1 «3'(hxlhr))'W <br />560.4 <br />Fp max, = 4'Ca'lp'WP <br />6724.8 <br />Fp min, = .7'Ca'Ip'Wp <br />117684 <br />Fp min, governs <br />Height of Center of gravity, in. <br />31 <br />Overturning Farce, lbs <br />1176.84 <br />Overturning Moment, Mo, Ib in. <br />36482.04 <br />Resistive Length, in <br />23 <br />Weight of Tank and Contents <br />4676 <br />Resistive Moment Mr to In <br />107410 <br />Moi Mr <br />0.339652 <br />Factor of Safety Without Anchors <br />2.9 <br />4 Resistive Moment > Overturning Moment therefore no tension on anchors. <br />Stockton Nissan <br />Waste Antifreeze Storage Tank <br />