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8. a. Describe the method that 11 be utilized to purge and/or inert the t (s): <br /> Encu hdry ice will be added(a#least 15 Hounds)to inert the tank <br /> b. Tank/Piping Hauler: <br /> Name Erickson En <br /> Address 255 Parr Blvd. City Richmond Zip 94801 <br /> Phone No. ( 510 )262-1500 <br /> Hauler Registration#(if hauled as hazardous) 0019 <br /> c. Tank/Piping Disposal Site: <br /> Narne Erickson En <br /> Address 255 Parr Blvd. City Richmond Zip 94801 <br /> Phone No. ( 510 )262-1500 <br /> EPA ID #(if transported to a permitted TSD facility) CAD 009466392 <br /> 9. Describe in detail how the soil and/or water sample(s)beneath the tank's invert and piping will be obtained: <br /> Representative soil samples will be collected from the bucket of the backhoe. Stainless steel samplingtubes <br /> ubes <br /> will be Hacked with undisturbed native soil. The tube ends will be covered with Teflon sheets and sealed with <br /> plastic end caps. Samples will be placed in a cooler with ice and logged onto a chain of custody record for <br /> submittal to a state-certified analytical laboratory. <br /> 10. Describe how the excavation will be backfilled with suitable material upon removal: <br /> The excavation resulting from removal of the underground tank and 1iping, will be filled as soon as possible. The <br /> fill will be selected and comvacted to prevent infiltration of precipation and/or surface water. Clean soil or clay <br /> may be used. (Failure to provide adequate compaction may result in mobilization of the perched ground water <br /> TCE/diesel plume.) <br /> 11. Handling of excavated soil: <br /> a) What material will be used to line the tank pit and cover the stockpile? <br /> Sheets of polyethylene <br /> b) What will be the final destination of the excavated stockpile? <br /> Clean: Used as fill on-site or disposal off-site in a sanitary landfill. Not Clean: Disposal off-site based on <br /> the results of sample analyses to determine kinds and concentrations of contamination. <br /> c) Contaminated Soil Hazardous Waste Hauler: <br /> Name Erickson Enterprises Hauler Registration# 0019 <br /> Address 255 Parr Road City Richmond Zip 94801 <br /> Phone No.(510) 262-1500 <br /> CLOSURE PLAN: 834-DlUl <br />