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Hazardous Waste Tank System <br />Preliminary Written Assessment per CCR Title 22 <br />Chase Chevrolet quick Lube Stockton, CA 95212 <br />Foundation Assessment <br />L] <br />'1 <br />am <br />OW13 IK= <br />Soil Type: Clay Sandy, Allowable Pressure, psf 1500.00 <br />area of foundation, ft2 7.87 <br />depth of concrete, in 6.00 <br />weight of concrete, lbs 589.44 <br />weight of tank and contents, lbs 1961.00 <br />total weight on soil, lbs 2550.44 <br />pressure on soil, psf 324.00 <br />Safety Factor 4.63 <br />Soil is Okay for Foundation <br />Concrete Analysis <br />fc" psi 2500.00 <br />qpp r V. to <br />a 1.00 <br />loaded area, int 1133.54 <br />Foundation Bearing Capacity, Fb, lbs 843070.38 <br />Combined weight of tank andcontentsi., lbs :: 1961.00 <br />Safety Factor 429.92 <br />Foundation is Okav for tank. <br />Integrity testing <br />results obtained I <br />use. Initiah <br />on the above noted integrity test and the <br />tank has sufficient integrity for its intended <br />Strandberg Associates 1(866) 388-0404 rwaterqqyL(D_rwqt�_�y._pot-n 24 <br />