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• <br /> 5. Project History On December 27, 1991, a 5, 000 <br /> gallon underground leaded gasoline storage tank, a 5, 000 <br /> gallon underground unleaded gasoline storage tank, a 2, 000 <br /> gallon underground premium unleaded gasoline tank, at 500 <br /> gallon underground waste oil storage tank, a dispenser island <br /> and associated product lines were removed from the above <br /> mentioned site by Crisp Construction Company of Visalia, <br /> California. <br /> Three soil samples [PN-1, PS--c, PC--33 were collected from <br /> I <br /> beneath the former~ product line at a depth of 3 feet below <br /> surface grade. PIN-1 and PC--3 were also positioned to be <br /> . adjacent to the dispensers on the dispenser island. Two soil <br /> samples CTK-1N and TK-1S3 were collected from beneath the <br /> north and +,o+. th ends of the former~ 5, 000 gallon underground <br /> leaded gasoline storage tank at a depth of 12 feet below <br /> grade. Two soil samples [TK-2N and rK-2S] were collected <br /> from beneath the north and south ends of the former 5, 000 <br /> gallon underground unleaded storage tank at a depth of 12 <br /> feet below grade. Two soil samples CTK-3N and TK--3S] were <br /> collected from beneath the north and south ends of the former <br /> 2, 000 gallon unleaded premium gasoline storage tank at a <br /> depth of 12 feet below surface grade. One soil sample ITK-W43 <br /> was collected from beneath the former underground waste oil <br /> storage tank at a depth +--if ,9 feet below surface grade. Two <br />• -2_ <br />