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����zz'�'� .. it $ }. � +��aa•�'`civ2',.:"" 3s Sr�'Y,-'ark iz` '"'w"r � < �� .,fig; .a Y� � �i"" ` �€ <br /> AfR^ <br /> T. <br /> After a <br /> The tanks will be uncovered and removed <br /> with <br /> i htankwill backhoe. visually <br /> tank has been removed from the ground, <br /> inspected for general condition and potential leaks. The tanks and <br /> attendant piping will be transported from the sites under manifest by <br /> Dobbas(U.S.EPA 11)No. CAD 981982994)to Erickson, Inc. (U.S.EPA <br /> IIS No. CAD 009466392) located in R�.chmond, <br /> California. Erickson <br /> will be responsible for destruction and final disposal of the tanks. <br /> ' Erickson will issue a certificate of tank destruction. <br /> I <br /> I <br /> ons <br /> After the tank excavations are sampled (see below), the exca <br /> will be immediately backfilled with clean material. If appropriate, <br /> the tank excavations will be lined with Visqueen prior to backfilling• <br /> The backfilling will commence immediately because the open <br /> excavation could affect the stability of the warehouse <br /> building <br /> could be <br /> z West Weber and because the stability oe <br /> affected by truck traffic. <br /> The material removed from each tank excavation will be stockpiled. <br /> Each stockpile will be staged on Visqueen and will be covered with <br /> the same material• Prior to final covering, the stockpiles will be <br /> sampled. If the results of the laboratory testing are below regulatory <br /> Emits, the stockpile(s) will be disposed of in a Class III landfill. If <br /> on site <br /> test results exceed <br /> letgoullato antes gatthe o n of thterial e flank sa te(s) and <br /> pending the comp <br /> determination of remedial measures. <br /> Soil.and,Groundwater Sampling <br /> After the tanks have been removed from the excavations, <br /> the soils <br /> If there <br /> s a <br /> under the tank <br /> of sampledwill be groudwa err in the Inc. <br /> excavation, lthe <br /> significant amounts <br /> groundwater will also be sampled. <br /> m• Soil samples will be collected with the aid of a backhoe. the two <br /> will be used to excavate a smoe <br /> all trench to approximately <br /> below the bottom of the tank,near each of the tank ends. The backhoe <br /> will then remove soil from the base of the excavation sama sampling.- <br /> pre <br /> The soils in the backhoe bucket will be sampled by pushing <br /> cleaned brass tube into the soil mass until the tube is filled.curing it Titins <br /> will be sealed by placing Teflon film over the ends and se <br /> 2-2 <br />