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CONCRETE APRON <br /> LOCKING WELL COVER <br /> Ball Valve <br /> Water Flow <br /> I <br /> Electrical Supply Soil Vapor Flow <br /> NEAT CEMENT <br /> Well Connection <br /> BLANK 6" 40 PVC CASING (SCHEDULE 40) <br /> 0-30 FEET <br /> BENTONITE PLUG <br /> 26-28 FEET <br /> u. <br /> z: <br /> M1 <br /> t <br /> :c <br /> FILTER PACK (#3 SAND) <br /> 0.020 SLOTTED 6" PVC SCREEN (SCHEDULE 40) 28-60 FEET <br /> 30-60 FEET <br /> - ar <br /> v <br /> Electrical Pump - h <br /> 3: <br /> �c <br /> PLUG — <br /> 12" BOREHOLE DIAMETER <br /> DUAL PHASE EXTRACTION WELL INSTALLATION <br /> ALL DEPTHS RELATIVE TO SURFACE GRADE <br /> NOT TO SCALE <br /> EXTRACTION WELL DESIGN Advanced <br /> FORMER STOCKTON PLATING GeoEnvironmental, Inc. <br /> No` rn <br /> % o! C�4'lo e <br /> 632 SOUTH ELDORADO STREET PROSECT NO.95-0142 ME: 0142-03 MUM <br /> STOCKTON , CALIFORNIA DATE: 18 JULY 2003 DRAWN BY: 1QdM 3 <br />