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Hazardous Waste Tank System June <br /> Written Assessment per CCR Title 22 <br /> Zoom Car Wash 4661 Quail Lakes Dr. Stockton CA 95207 2019 <br /> Foundation Assessment <br /> Foundation Analysis M <br /> Used Oil Tank EM <br /> Soil Type: Clay Sandy, Allowable Pressure, psf 1500.00 <br /> area of foundation, ft2 50.67 <br /> depth of concrete, in 6.00 <br /> weight of concrete, lbs 3793.92 <br /> weight of tank and contents, lbs 8449.00 <br /> total wei ht on soil, lbs 12242.92 <br /> pressure on soil, psf 241.64 <br /> Safety Factor 6.21 <br /> Soil is Okay for Foundation <br /> Concrete Analysis <br /> fc', psi 2500.00 <br /> cpbr 0.70 <br /> a 1.00 <br /> loaded area, in2 512.00 <br /> Foundation Bearing Capacity, Fb, lbs 380800.00 <br /> Combined weight of tank and contents, lbs 8449.00 <br /> Safety Factor 45.07 <br /> Foundation is Okay for by Inspection <br /> Integrity testing findings: Based on the above noted integrity test and the <br /> results obtained from that test, the tank has sufficient integrity for its intended <br /> use. Initials: <br /> Strandberg Associates 1(866) 388-0404 john@strandbergassociates.com 12 <br />