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TECHNOLOGIES,INC. <br /> 299 Mount 140mi++Ad. <br /> sate 16t <br /> S=rM Very.CA 95W <br /> '40""'j <br /> 40 c39.7611 <br /> FAX(46914.49.7515 <br /> tri r rr <br /> 10 April 1991 <br /> APR 2 Z Inq <br /> ENVIRONMENTAL HEALTh <br /> Mr. Glenn Dembroff PERfJ IT/SCR;':!("B5 <br /> Ultramar Inc. <br /> 575 West Third Street <br /> Hanford, California 93230 <br /> or <br /> SUBJECT: Proposal for VaporfNorao95�n900oSouil thmCherokee Lanediation eraLodi* <br /> Beacon Service-Station <br /> California <br /> Dear Mr. Dembroff: <br /> EVAX Technologito <br /> es, Inc. (EVAX) is pleased to submit this proposal site he <br /> install ct <br /> and operate a remediation <br /> EStYscnnductedtem at hby EVAXein november 1994 <br /> !., ..,., results of • the Performance for <br /> indicate that ion of the <br /> subject site. Thextraction �Performance s a viable oTest showed evapor textraction <br /> soils at t P greater than 54.feet. Data obtained during the site <br /> radii of influence g are the final remediation system <br /> investigation have been used to prep of <br /> design specificationss and deveon systemprogram for <br /> sen t4peraniFigureth1.SySThis <br /> The proposed vapor <br /> proposal outlines the activities associated with system installation and <br /> operation. <br /> SOIL VAPOR EXTRACTION PROGRAM <br /> 4) Operation <br /> The vapor extraction program will3pr�quepmentin five t Installationl) Construction <br /> Services, 2) Well Installat7on, } <br /> and Maintenance, and b} Project Management and Review and Report Writing. <br /> cONSTRUCTISERVICES <br /> ON <br /> Field Installation <br /> Trenches will be dug and pipes laid according to the system design. <br /> Specifications for the common trencherobes are given in Detail T-1 will be driven pneuof matically <br /> p <br /> 2, The temporary vapor extraction wells, including the newly installed <br /> into the soil. Selected monitoring <br /> for <br /> se <br /> 9 <br /> roundwater and vadase zone monitoring reco�venionae rwells3aredgiven uin <br /> in- system. Well head details fo <br /> Detail .VW-i, Fjgure 2, ._.._The-probes----and.-well ans— wi11be_connecte o e <br /> r _ <br />