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Hazardous Waste Tank System June <br /> Written Assessment per CCR Title 22 <br /> Zoom Car Wash 3434 East Hammer Lane Stockton, CA 95212 2019 <br /> Seismic Calculation <br /> Seismic Calculation - Used Oil Tank <br /> Rectangular, Vertical Closed Top, Flat Bottom, Double Wall <br /> Material of Construction: steel <br /> Shell Height, in 66.00 <br /> Shell Length, in 130.00 <br /> Working Volume, gal 987.00 <br /> S.G. of contents 0.95 <br /> Tank Wall Thickness, in 0.20 <br /> Total Weight of Tank and Contents, lbs 9400.00 <br /> Overturning Moment Arm, in 34.50 <br /> Resisting Moment Arm , in 16.00 <br /> Sds 0.64 <br /> Importance Factor 1.25 <br /> Fp, ASCE 7-05, 15.4-2 2256.00 <br /> Overturning Moment inlbf 77832.00 <br /> Resisting Moment, inlbf 150400.00 <br /> Overturning Safety Factor - No Tension 1.93 <br /> Shear Strength of Anchor. Lbs 3432.00 <br /> # of Anchors 0.00 <br /> Factor of Safety for Shear 0.00 <br /> • The tank requires anchors for sliding. <br /> • The tank is not within the 100-year flood plain and therefore is not <br /> subject to periodic flooding. Thus, it does not need anchoring for <br /> floatation. <br /> Seismic/Anchoring findings: The tank as designed and operated and the <br /> containment area in which it is located are adequately anchored and are <br /> seismically sound. Initials: <br /> Tank Integrity: The tank has been in service for 19 years and shows no <br /> evidence of leaking. UL 142 tank. <br /> Strandberg Associates 1(866) 388-0404 rwaterquy(c)rwaterquy.com 10 <br />