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TANK ASSESSMENT Quality i une-Up 1014 N EI Dorado Street Stockton, CA 95202 <br /> Shop Used Oil i Inspection 18 July 2011, D.K. Barber PE <br /> Est. Age: 19 years <br /> Est. Life of Service: 4p years <br /> 480 GA double wall steel AST, Waste Oil Storage, Mfg.: Containment Solutions <br /> Bakersfield, ICA 1-800-486-4305 <br /> 22CCR§66265.manage waste <br /> Shape: Rect ngular STI , UL 142 <br /> Orientation: orizontal Reference Sketch 192(k)(1) <br /> Height 3.00 Length 8.50 FT, Width 3.12 FT <br /> Location: a ground on Portland cement concrete shop floor <br /> 192(k)(2)(A) <br /> Thickness & ethod of determination: <br /> Mfg. dat conversation with Elaine at Mfg. 1/5/12 192(k)(2)(B) <br /> Primaryhell 10 gauge steel (0.1345 in) <br /> Seconda Shell 10 gauge steel (0.1345 in) per discussion with fabricator <br /> Lining mater I & thickness: None <br /> Corrosion Prot ion Equipment: None, Exterior protective coating in good condition 192(k)(5) <br /> Structural Su port: 4 each Vertical 2 IN Steel Channel <br /> Chemical co patibility findings: The materials noted in the material; storage section <br /> described a ve are compatible with the material of conon or lining material <br /> noted in the ank construction section above. Initials: V'�% <br /> Piping &Ancil ary Equipment (pumps) 192(k)(2)(C&D) <br /> Piping M erial of Construction: Steel <br /> Piping Si : 1 IN, not double wall but readily visible <br /> Pump Lo ation: On top of tank <br /> Pump type/Capacity: GRACO 1 IN Pneumatic diaphragm 35 GPM <br /> Overfill vi ual indicator in primary tank <br /> Material Stora e <br /> Material & Characteristics: Waste Oil Used Engine Oil 192(k)(8) <br /> Non-R RA Hazardous Waste, Class III combustible liquid <br /> Specific G avity: SpG. 0.85 - 0.91 assume 0.91 <br /> Operating apacity Gross 480 GA Req'd 90% Limit, set at 430 GA for Operating <br /> Visual Inspecti n 192(k)(9) <br /> Tank p rameters at time of inspection: Partially full of waste oil <br /> Acute v sual evidence of leaks: None <br /> Conditi n of interior surfaces: Interstitial volume was dry <br /> Conditi on of exterior surfaces: Enamel paint Good condition. <br /> Conditi on of nozzles, flanges, fittings at tank: Good condition, all topside <br /> Condition of piping: Good condition, no leaks <br /> Visual Inspection findings: A visual inspection of the tank and its affiliated pumps, <br /> pumping and ancillary equipment did not reveal signs of leaks, corrosion,weld cracks or <br /> breaks, or scraes in the protective coating which may contribute to the likelihood of a <br /> release occurring from the tank system. A description of all discrepancies noted during <br /> the visual inspe�tion is included with this report. Initials: <br /> INITIAL DISCREPANCIES and CORRECTION TAKEN No discrepancies noted <br />