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Hazardous Waste Tank System <br /> December <br /> Preliminary Written Assessment per CCR Title 22 <br /> Chase Chevrolet quick Lube Stockton,CA 95212 2013 <br /> Foundation Assessment <br /> Foundation Analysis, Waste Antifreeze Tank <br /> Soil Type: Clay Sand , 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 /> br 0.70 <br /> a 1.00 <br /> loaded area, in2 1133.54 <br /> Foundation Bearing Capacity, Fb, lbs 843070.38 <br /> Combined weight of tank and contents, lbs 1961.00 <br /> Safety Factor 429.92 <br /> Foundation is Okay for tank. <br /> 1 Integrity testing findings: Based on the above noted integrity test and the <br /> results obtained from that test, tank has sufficient integrity for its intended <br /> use. Initials: 0 <br /> RECEIVED <br /> APP 2 5 2014 <br /> ENVIRONMENTAL <br /> HEALTH DEPARMMT <br /> Strandberg Associates 1 366 33$-0404 f ater u ater u .com 23 <br />