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Closure Plan Outline (Cont 'd) 2 . Total amount of waste/residue in tanks and the number of tanks : Only one tank exists at this site , maximum amount of waste was 500 gallon . All liquids were removed In 1980 and the tank was refilled with sand . Tank was registered as DDTC Tank No . 15 with the State of California . 3 . Total amount of waste/residue in other forms of storage , (e . g . waste piles , basins , drainage pits, etc . ) : Not applicable . B. Pretreatment : 1 . Quantity requiring pretreatment : Not applicable . No pretreatment will be performed . . 2 . Pretreatment process ( including any equipment or materials needed) : Not applicable . No pretreatment will be performed . 3 . Total amount to be treated or disposed following pretreatment : Not applicable . No pretreatment will be performed . C. Methods and procedures for treating , disposing or removing inventory : 1 . Procedures for on-site inventory treatment or disposal : a. Quantity : Not applicable . No treatment will be performed . b. Method of treatment or disposal : Not applicable . No treatment will be performed . C . Size of area , capacity or number of trenches necessary i for Inventory treatment or disposal : Not applicable . No treatment will be performed . 2 . Procedures for off-site removal of inventory : a. Quantity : All residual inside the 500 gallon tank , the tank and all soil determined as contaminated by Analytical Test Results will be removed from the site . b. Method of treatment or disposal : All waste collected will be tested for hazardous constituents . Material will be collected in 55- gallon drums and moved to the Depot permitted hazardous waste hold area within 72-hours maximum. All containers, labeling, markings, storages , inspections , and disposals will be performed in accordance with DDTCM 4140 . 2 , Appendix E-930-P (please see Enclosure 2) . Final disposal of all waste generated will be In 3