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�OCKING WELL COVER <br /> Air Discharge Water Flow <br /> CONCRETE APRON —Air Supply <br /> I'. STEEL STAND PIPE <br /> 0.5 FEET ` <br /> IT 0.5 FEET <br /> LOCKING CAP <br /> NEAT CEMENT <br /> I FOOT <br /> BLANK 40 6" PVC CASING (SCHEDULE 40) <br /> 0 to 4 feet bsg <br /> BENTONITE PLUG <br /> 3 FEET <br /> te <br /> 4 FEET <br /> .k 4r <br /> 0( - <br /> � <br /> Water Depth 5 Feet <br /> g� +� FILTER PACK (#'3 SAND) <br /> 0.020 SLOTTED 6" PVC SCREEN (SCHEDULE 40) ` <br /> 4 to 19 feet bsg .� <br /> Air—driven Pump r� <br /> a; <br /> i <br /> 19 FEET <br /> 19 FEET <br /> CAP <br /> 15" BOREHOLE DIAMETER <br /> EXTRACTION WELL DESIGN <br /> ALL DEPTHS RELATIVE TO SURFACE GRADE <br /> NOT TO SCALE <br /> EXTRACTION WELL UTALIZING EW-1 ,4d�ancedvir <br /> HERMAN & HELEN'S MARINA GeoEnonmental, Inc. <br /> �. ir <br /> 15135 EIGHT MILE ROAD PROUECT NO.AGE—NC-01-0805 FD,E: N101 WELL MIME <br /> STOCKTON, CALIFORNIA DATE: 12 SEPTEMBER 2003 DRAWN BY: Elan 7 <br />