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LOCKING WELL COVER <br /> CONCRETE APRON <br /> i <br /> LOCKING CAP <br /> NEAT CEMENT <br /> I FEET <br /> BLANK 40 PVC CASING (SCHEDULE 40) <br /> 0 — 5 FEET <br /> BENTONITE PLUG <br /> 2 FEET <br /> GROUND WATER 0 10 FEET . <br /> FILTER PACK (#2 SAND) <br /> 020 SLOTTED PVC SCREEN (SCHEDULE 40) <br /> 5 -- 25 FEET <br /> - 70TAL DEPTH 25 FEET <br /> CAP <br /> 8" BOREHOLE DIAMETER <br /> MONITORING WELL DESIGN <br /> ALL DEPTHS RELATIVE TO SURFACE GRADE; <br /> NOT TO SCALE SCALE <br /> 0 <br /> FEET <br /> WELL DESIGN Jdvanced � <br /> 1740 MONTE DIABLO ® Ge°Environmental, Inc <br /> Ar Noru,« sirarl"„ <br /> 1766 MONTE DIABLO -- CHAPIN BROTHERS PRWECT NO 95-0103 FILE 95-0103 FIGURE <br /> STOCKTON, CALIFORNIA DATE 28 APRIL 1988 DRAWN HY xux A <br />