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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 /> Seismic Calculation <br /> Seismic Calculation - Used Antifreeze Tank <br /> Cylindrical, Single Wall, Vertical, Flat Bottom, Closed Top <br /> Material of Construction: HDPE <br /> Diameter, in. 36.00 <br /> Height, in 46.00 <br /> Working Volume, gal 182.00 <br /> S.G. of contents 1.05 <br /> Tank Wall Thickness, in 0.21 <br /> Total Weight of Tank and Contents, lbs 1651.00 <br /> Overturning Moment Arm, in 23.00 <br /> Resisting Moment Arm, in 18.00 <br /> Sds 0.70 <br /> Importance Factor 1.25 <br /> Fp, ASCE 7-10, 15.4-2 433.39 <br /> Overturning Moment inlbf 9967.91 <br /> Resisting Moment, inlbf 29718.00 <br /> Overturning Safety Factor- No Tension 2.98 <br /> 1/2"" dia anchor bracket, lbs shear 3432.00 <br /> #of Anchors 0.00 <br /> Factor of Safety 0.00 <br /> • Tank must be anchored for sliding. <br /> • The site is not within the 100 - year flood zone. Therefore, it is not subject <br /> to periodic flooding. Thus, it does not require anchoring for 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 /> Strandberg Associates 1(866) 388-0404 john@strandbergassociates.com 18 <br />