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PACIFIC <br /> ENVIRONMENTAL:. <br /> GROUP,. INC: �^ Y V. <br /> AN C011APANY <br /> April 27 1998 + � `•� �, R :rr� `�'"' �� � k. � � <br /> Project 920=129.6A <br /> Mr. Harold Knoll <br /> County of San Joaquin <br /> Environmental Health Division <br /> P.O. Box 38$ <br /> Stockton, California. 95201. <br /> Re: Work Plan for Well-Abandonment. <br /> Former.Chevron.Station <br /> 1347 South ELDorado Road; <br /> Stockton, California <br /> -Dear Mr: Knoll: „ <br /> . This letter, prepared by Pacific Environmental Group,inc. (PEG),for Chevron, presents,a:... <br /> - <br /> work plan for the proposed abandonment of'Wells MW-2 through_MW44t the subject <br /> site (Figure.,1;by Geocon Environmental Consultants;Inc) <br /> Proposed Scope of.Work and Schedule r <br /> Groundwater monitoring Wells MW-2 through'iVIW-4 will be abandoned by method of <br /> pressure grout in accordance with San Joaquin County requirements, Bulletin-7. 4-90, <br /> California Well Standards,and California Department of Water Resources,.June'1991. <br /> The Wells will be filled'from-the bottom up.by tremie' method acid the top five'feet-o <br /> casing will be drilled out. .Well abandonments will be performed by a state- <br /> licensed ,. . <br /> driller and will be observed by PEG staff. Encroachment will be granted from1he city of <br /> Stockton prior to.work. " <br /> Prior to performing'field work at the site, PEG will prepare a''Site-Specific Health arid. ; <br /> Safety Plan required by.the Occupational Health and Safety Administration(OSHA) <br /> , r <br /> Standard"Hazardous Waste Operations and Emetgency•Response" guidelines'(29 CFR. <br /> 1910.120). The Site-Specific Health and Safety Plan will be reviewed by the project <br /> manager, field staff an&contraciors prior to beginning field operations at the site; <br /> t } ' 1.0 <br /> 11315 Sunrise'Gold Circle,Suite M t :Rencho Cordova,California 95742:6534•' (916) 85872350 FAX (1916) 858-2355 <br />