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CONCRETE APRON LOCKING WELL COVER <br />' 0 5 FEET <br /> LOCKING CAP <br /> INEAT CEMENT <br /> I <br /> 3 FEET <br /> BLANK 40 PVC CASING (SCHEDULE 40) <br /> 0 — 5 FEET <br /> BENTONITE PLUG <br /> 4 FEET <br /> Iif <br /> GROUND WATER @ 6 FEET - <br /> FILTER PACK (#2 SAND) <br /> 0020 SLOTTED PVC SCREEN (SCHEDULE 40) <br /> 5 — 15 FEET <br /> 1 <br /> TOTAL DEPTH 15 FEET <br /> CAP <br /> S' BOREHOLE DIAMETER <br /> MONITORING WELL DESIGN <br /> ALL DEPTHS RELATIVE TO SURFACE GRADE <br /> NOT TO SCALE <br /> WELL DESIGN MW- 4 4dvanoed <br /> I CIURTISS PONTIAC BUICK GeoEnvlronmental, Inc <br /> ar ivortava <br /> 2450 T 0 S TE ROAD PROJECT NO 90-0254 FILE 96-0254FIGURE <br /> I TRACY, CALIFORNIA BATE 30 JANUARY 2000 <br /> DRAWN BY IOSM B <br />