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i BMw <br /> ui ment were thoroughly steam- <br /> other down-role eq the site and were likewise <br /> All augers and ossibility <br /> cleaned prior to their use at <br /> borings in order to sedand deContacnination <br /> decontaminated between Alldrill cutting drums and were <br /> of cross-contamination. a1Lon DOT 17 storage <br /> The .alto s and decontamination water <br /> water were contlabelled. . in 55-'g anal tical results indicated <br /> appropriately until Laboratory y being <br /> were stored on-site &rrangements are currently <br /> the appropriate disposal method. <br /> made <br /> for the proper disposal of the soils and decontamination <br /> water. <br /> oil Samflling well and exploratory <br /> Soil camp in order to collect data o� <br /> les were Collected in each monitoring <br /> soil boring at 5-foot intervals <br /> the saturated zone. <br /> sam le was collected from directly above the <br /> subsurface soil contamination from feet below surface <br /> addition, a soil P roximately <br /> soiliOnt a ter interface W <br /> grade) in each boring- th directly above <br /> drilling to a del lit- <br /> California2monci OOsbrass <br /> The samples wart'• collected by long, <br /> the interval desired to be sampled. A through the hollow <br /> lined with three 6-inch The sampler was <br /> spoon sampler, then driven into the soil, <br /> sampling tubes was ling inter - i 130 pound hammer <br /> stemmed auger, into the desired same <br /> The blow count .required to rive t ewi�hpthe <br /> driven into the er <br /> soils in 6-inch increment in sing he <br /> failing 18 inches. <br /> The bottom liner was then removed from t <br /> each 6 inches .was recorded on the dri the ends o£ the brass tube <br /> sampling interval. of the sample, with plastic end caps► <br /> sampler and upon recovery capped The label <br /> aluminum �O1and properly labelled. <br /> were sealed with sampling, identification <br /> S with aluminized tapet time of nested. under <br /> and dumber, and analyses reg <br /> information included the date, the samples were placed an ice <br /> number, protect name ort to a <br /> proper Chain of Cr..stody procedures, of <br /> A Copy of the Chain <br /> e a thermally-insulated boraicOryr subsequent tort Chains of <br /> insd tical l Laboratory Rep <br /> state-certified analy endix B, <br /> Custody farm is included in App <br /> en <br /> for adequate <br /> Custody. to allow Each <br /> lit-spoon samplers were used ling intervals• <br /> Several sp ler be vamp <br /> decontamination of each same After decontamination of the <br /> disassembled and washed with TSP solution and rinsed <br /> sampler was pr to re-us <br /> with deionized water p <br /> sampler, clean brass tubes were inserted into than sampler- <br /> PAGE 9 <br /> 275 GRANT LINE ROAR <br />