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® Stockpile the excavetadale3fzomncontaminatedmanner <br /> soils- clean <br /> .ti soils may be kept separate upper five feet of <br /> Analytical resultsindicatethat the petroleum <br /> soils do not app as have been sanpled <br /> hydrocarbons. once the sostockpiles <br /> (back--fill) or <br /> and characterized, the appropriate <br /> remedial/disposal method will be determined. <br /> m Confirmatory soil samples will be takkenrequiredath end of the <br /> excavation. Further excavation maspil cotamination• The <br /> sample analyses indicate remaining <br /> clean up levels will be uetermined with the San Joaquin <br /> county Public Health Services. <br /> Southeastern ortion of the ^pro ert <br /> in <br /> 8 Excavation of soils inninatedcwith yof 3order <br /> the oil andGreaseandto <br /> remove the sails ration of pollutants into the <br /> prevent the downward migrationected at five feet <br /> groundwater. Oilde n but not atease aninetfe t Soils should be <br /> below surface gra until non-detectable <br /> excavated laterally and vertically j <br /> concentrations are obtained from side wall and pit floor <br /> samples. <br /> a Confirmatory soil samples will be takkenrequiredteif nd ��ethe <br /> excavation. Further excavation .r <br /> sample analyses indicate remaining soil contamination.. The <br /> clean up levels will be determined with the San Joaquin <br /> County Public Health Services. <br /> Product i e line <br /> s Previous work conducted line the <br /> have occurred along some <br /> leakage from the producndicates that fuelt <br /> segments of the piping. These soils that have .been <br /> ed determined ° centzations areuencountered. Thistwill n <br /> detectable con <br /> prevent contaminants from leaching into areas of clean soil <br /> and/or groundwater. <br /> • Confirmatory soil samples will be taken at the end of the <br /> excavation. Further xrem Hing soil ca itaminstion uired if the <br /> sample analyses indicate <br /> clean up levels will be determined with the San Joaquin <br /> County Public Health services- <br /> PAGE 26 <br /> 275 GRANT LINE ROAD <br />