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situated in secured lubricants room,at the basement SouthWest side of Express Lube Service area. The <br /> tanks are unlikely to move outside the room in a seismic event or a floodine event <br /> O 9. AST will withstand frost-heave XX Yes No AST is located in a covered secured lubricants enclosure <br /> not sub'ect to weather conditions <br /> 10.AST previously relocated? Yes XX No <br /> 11.AST Corrosion Protection Tank is covered in paint,with no evidence of external corrosion. Tank has <br /> nospecific corrosion vrotection beyond the paint. No part of the AST touches the ground. The base of the <br /> AST is steel, raised 4 inches from the concrete basement floor. There is no evidence of internal corrosion <br /> takinji place. Tank's construction material is carbon steel. As this tank is not in any contact with the ground, <br /> there is no need for further corrosion protection such as cathodic corrosion protection._ _ <br /> 12.AST Spill Prevention Equipment Tank has integral secondary containment. Filling operations are <br /> conducted by product being initially drained into traveling containment boxes,which have ball valve shutoffs <br /> between quick connect hoses to Graco Husky 1040 sumly hoses. Fill operations to the tank are achieved b <br /> um in from the 4 Graco Husky 1040 pumps to the AST. There is an inline ball valve shut off at the supply <br /> line at the tank. Product is not normally handled outside of intended containers. Additionally,there Is a <br /> small 20 gal.I sl2lash containment box beneath the stairs at the ends of the operations work platform,which is <br /> pumped from the Graco Husky 1040 pumps to the AST. <br /> 13. Overfill Protection: AST has continuous electronic monitoring,with electronic monitor BJ Enterprises <br /> TM1 audible alarm for hi-level detection. Alarm actuates and sound with a siren at 103dB when product <br /> levels achieve 90%of tank capacity. AST has a Scully Gauge for daily product levels determination,which <br /> read 14 inches at time of inspection. Alarm was tested and found to be in working condition. Manually <br /> operated ball valves were tested and found to be free moving. Ball-valves were in the"open"position. <br /> 14a:Toxic Considerations: Used mineral-based crankcase oil is the brown-to-black oily liquid removed from <br /> the enizine of a motor vehicle when the oil is changed.It is similar to unused oil except it contains additional <br /> chemicals from its use as an enizine lubricant.The chemicals in oil include hydrocarbons,which are distilled <br /> from crude oil and various additives that improve the oil's performance. Used oil also contains chemicals <br /> formed when the oil is ex sed to high temperatures and pressures inside an engine.It also contains some <br /> metals from engine parts and small amounts of gasoline,antifreeze,and chemicals that come from gasoline <br /> when it burns inside the en ine. <br /> 14b: Additional Hazardous Considerations: Waste Oil can be Ignitable& create fires under certain conditions, <br /> are combustible,or have a flash point less than 60°C(140°F),in addition to a slightly corrosive hazard.which <br /> can corrode& break down metals over long periods of exposure. It is not normally a reactive nor does it <br /> generate laree amounts of vapors,which would be an additional fire hazard,however,this tank is fitted with a <br /> 2-inch atmos heric vent on the orimary tank which is prouerly sized to this tank and the venting, <br /> requirements as annotated for the listing thru Underwriter's Laboratories. <br /> 15. AST secondary containment(material/design/listed) AST has integral secondary containment via double <br /> wall construction to completely capture any leaks from primary vessel. Secondary containment was <br /> ins cted is intact and AST is suitable for continued usage. AST sits within a secured-covered lubricants <br /> basement lower level. Leak detection is visually ascertained via visual inspection of secondary containment <br /> area,and by Krueger Leak Detector. Steel thickness of the secondary containment was measured to.182 in. <br /> steel thickness average. 20 points were measured on the tank. The basement containment capacity_is 692000+ <br /> gals.gross containment. The basement area of this building which acts as an additional"tertiary"or third <br /> level containment was inspected is intact and AST is suitable for continued usage. <br /> 16. Damage to AST or systems. No damage reported by Owner/Operator. Upon-ins ection no evidence of <br /> ' weld breaks,punctures,cracks,or other structural damage to the tank. Leak detection is assured via <br /> inspections of the secondary containment. Steel thickness of the primary vessel was measured to.182 in.. <br /> average. <br />