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CONCRETE APRON TRAFFIC RATED WELL COVER <br /> WATER-TIGHT, LOCKING WELL CAP <br /> SURFACE GRADE <br /> T <br /> SCHEDULE 40, 2-INCH DIAMETER WELL CASING <br /> GROUT SEAL (PORTLAND) <br /> 1-45 FEET BSG <br /> PVC BLANK WELL CASING <br /> 0.5-50 FEET BSG <br /> TRANSITION SEAL (BENTONITE CHIPS) <br /> 45-48 FEET BSG <br /> iy. <br /> FILTER PACK <br /> #2/12 MONTEREY SAND <br /> 0.020-INCH SLOTTED PVC WELL CASING 48-70 FEET BSG <br /> 50-70 FEET BSG <br /> :A <br /> Z� <br /> %r <br /> THREADED BOTTOM WELL PLUG <br /> ALL DEPTHS RELATIVE TO SURFACE GRADE 8-INCH BOREHOLE DIAMETER <br /> NOT TO SCALE <br /> PROPOSED GROUND WATER MONITORING WELL DESIGN: MW-5 ® o/Norlhsrn Ar/ilcrnia Advanced <br /> former BLUE STAR GASOLINE 0� GeoEnviron ifa , Inc. <br /> ii <br /> 4040 EAST MAIN STREET PROJECT NO.AGE-NC-01-0888 FILE: MW FIGURE: <br /> STOCKTON, CALIFORNIA DATE: 01 MARCH 2004 DRAWN BY: KMM 3 <br />