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_2_ <br /> 4 g. Cap openings on all tanks before removing <br /> tanks from site. <br /> a) tditrogen - tank must be capped to maintain nitrogen <br /> blanket. _ tank must be capped to maintain gas <br /> b) Carbon dioxide gas ressure <br /> blanket. ice requires a vent hole for p <br /> •-- c) The use of drY <br /> relief. <br /> �) Vent cap will have 1/8 inch opening on top- <br /> round tanks, if not properly cleaned, are <br /> 7. Empty underg i,rements for handling: <br /> _ considered hazardous waste. Rem <br /> ste site- <br /> r" a} Must be ed <br /> hauled to �fied toyhauiahazardousaWaste- <br /> ky) Truck must be cern <br /> c Must be able to present <br /> a hazardous waste manifest before <br /> leaving <br /> the site. <br /> for the calculated <br /> Equipment <br /> to hoist tank must be rated <br /> load: <br /> a <br /> Equipment must not be strained- <br /> a) ot met Tanks are not to be dragged. <br /> Note: Job will be,harl w pressure relief holethese criteria are ndire ed <br /> th <br /> c) Load tank on carr lace. <br /> upward and all caps in p <br /> Definition:_- <br /> O = oxygen concentration in air <br /> LEI, = Lower explosive limit in air- <br /> UEL imit in air. <br /> upper explosive l <br /> LEL �--- <br /> f� proud 8.2 <br /> 1.3 7.5 ' <br /> Gasoline 0.6 N/A <br /> Diesel 9.0 <br /> Waste oil 6.0 36.5 <br /> Methanol 3.8 37.0 <br /> Camp. Nat, Gas 2.4 9.5 <br /> PrDpane (LPG) 9.0 N/A <br /> Liquid Asphalt <br />