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GeoStrategies Inc. <br /> Gettler-Ryan Inc. <br /> August 23, 1991 <br /> Page 4 <br /> Present 1IGST Excavation Samkx <br /> t the <br /> Five soll samples designated <br /> UGST ex avationroapproximately 18e feet collected below agrade <br /> bottom of the prose <br /> (Plate 3). These samples were collected using a wooden mallet to advance a <br /> e into the soil until completely full. The tubes <br /> clean stainless steel sample tub <br /> and plastic end caps, labeled and handled as <br /> were then sealed with teflon <br /> described above. <br /> StockpileSampling <br /> ur <br /> Soil stockpiles were covered with isqueetelpee-riding SO thelcubic lytards of exc;ical results. Fted <br /> soil samples were collected for app Y 0 <br /> sail and composited in the laboratory anod anal12 yze as ones of soilsample.i g i sample <br /> _ were collected by removing the to b <br /> tube into the exposed soil until full, then scaling, labeling, and handling the <br /> sample as described above. Composite soil sample designations are CWS-1 for <br /> the waste oil stocl.pile, CS-1 through CS-5 for the form <br /> n U ST excavation <br /> stockpiles and CSX-1 through CSX-20 for the present <br /> stockpiles. <br /> ANALYTICAL RESULTS <br /> Summaries of the soil analyticalthroughs are CL-4 and CLT-1 wereleanalyzed forAll of <br /> Total <br /> the soil samples except CL-1 g to <br /> Petroleum Hydrocarbons calculated as Gasoline o�one-GE[hylbenzene�rXylenes <br /> EPA Method 8015 (Modified) and Benzene, <br /> CW- <br /> (BTEX) according to EPA <br /> Met . In <br /> CW-3, CWT-1 and woeres020analyzed afor1tionTotals oil Petroleumsams Hydrocarbons <br /> 2, and oor 011 <br /> Cal as Diesel (TPHpCB,sl)a cordingtto EPA�Method�8090,rICAPtMetals <br /> Method 8015 (Modified), <br /> by atomic absorption (EPA Method 7000) and halogenated solvents according <br /> to <br /> :hlorinaEPA Method $ ns <br /> P lA0•MCe hod 18020, halogenas also ted solvents,zed for TPH Diesel and TPH-Oil, <br /> according to E <br /> Ignitaability and Bioassay. <br /> rouSamples CL-1 thnd CX_2werehalso analyd CLT-1 r analyzed <br /> zed for TotalLead Atomic AbsoorptionSamples( A) <br /> a d 1,2-Dibromoethane (EDB) according to EPA Method 8240. <br /> ,,� 728601-1 <br />