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Hazardous Waste Tank System <br />Written Assessment per CCR Title 22 <br />Interstate Truck Center, 2110 S Sinclair Ave. Stockton, CA 95215 <br />June <br />2019 <br /> <br /> <br />Strandberg Associates 1(866) 388-0404 rwaterguy@rwaterguy.com 14 <br /> <br />Foundation Assessment <br /> <br />Foundation Analysis - Used Oil Tank <br />Soil Type: Clay Sandy, Allowable Pressure, psf 1500.00 <br />area of foundation, ft2 35.00 <br />depth of concrete, in 6.00 <br />weight of concrete, lbs 2620.80 <br />weight of tank and contents, lbs 9804.00 <br />total weight on soil, lbs 12424.80 <br />pressure on soil, psf 354.99 <br />Safety Factor 4.23 <br />Soil is Okay for Foundation <br />Concrete Analysis <br />fc', psi 2500.00 <br />φbr 0.70 <br />α 1.00 <br />loaded area, in2 672.00 <br />Foundation Bearing Capacity, Fb, lbs 499800.00 <br />Combined weight of tank and contents, lbs 9804.00 <br />Safety Factor 50.98 <br />Foundation is Okay for by Inspection <br /> <br /> <br /> <br /> <br /> <br />Integrity testing findings: Based on the above noted integrity test and the <br />results obtained from that test, the tank has sufficient integrity fo r its intended <br />use. Initials: <br /> <br /> <br />