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1 <br /> j INTERIM REMEDIATION PLAN <br /> AND <br /> EXECUTIVE SUMMARY <br /> Insitu Soil Vapor Extraction System <br /> Ultramar Service Station No. 502 <br />' 35 North Cherokee Lane, Lodi <br /> 6 February 1992 <br />' <br /> TABLE OF CONTENTS <br />' DESCRIPTION ,PAGE <br /> EXECUTIVE SUMMARY . . . . . . . . . . . . . . . i-ii <br />' INTRODUCTION. . . . . . . . . . . . . . . . . . . 1 <br /> PRINCIPLE OF OPERATION. . . . . . . . . . . . . . I <br /> SITE DESCRIPTION. . . . . . . . . . . . . . . . . 1 <br /> SITE CHARACTERIZATION . . . . . . . . . . . . . . 2 <br /> Soil Gas Survey. . . . . . . . . . . . . . . 2 <br /> Performance Test/Feasibility Study . . . . . 3 <br />' INITIAL PHASE OF REMEDIATION. . . . . . 3 <br /> DESCRIPTION OF REMEDIATION SYSTEM . . . . . . . . 4 <br /> Vapor Extraction Wells . . . . . . . . . . . 4 <br />' Underground Piping . . . . . . . . . . . . . 4 <br /> Manifold Box . . . . . . . . . . . . . . . . 4 <br /> Water Accumulator. . . . . . . . . . . . . . 4 <br /> Dilution Valve . . . . . . . . . . . . . . . 4 <br /> Vacuum Pump. . . . . . . . . . . . . . . . . 5 <br /> Equipment Area . . . . . . . . . . . . . . . 5 <br /> l <br /> Propane Trap Wagon . . . . . . . . . . . . . 5 <br /> 4 <br />