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IF <br /> CONCRETE APRON TRAFFIC RATED WELL COVER <br /> WATER—TIGHT, LOCKING WELL CAP <br /> SURFACE GRADE <br /> SCHEDULE 40, 2—INCH DIAMETER WELL CASING4 ., - <br /> - - GROUT SEAL (PORTLAND) <br /> _ = 0 .5 to 16 FEET BSG <br /> 1 - - <br /> BLANK WELL CASING <br /> 0.5 to 20 FEET - - <br /> TRANSITION SEAL (BENTONITE CHIPS) <br /> 16 to 18 FEET BSG <br /> FILTER PACK <br /> 0.020 2—INCH SLOTTED PVC WELL CASING #2/12 LONESTAR SAND <br /> 20 to 40 FEET BSG S. 18 to 40 FEET BSG <br /> THREADED BOTTOM WELL PLUG <br /> ALL DEPTHS RELATIVE TO SURFACE GRADE 6—INCH BOREHOLE DIAMETER <br /> NOT TO SCALE <br /> PROPOSED WELL CONSTRUCTION DETAILS - 40' WELL ® Advanced <br /> QUICK— N — SAVE # 1 ® GeoEnviron , Inc . <br /> of N tbera CaJrAlamfk <br /> 1901 SOUTH EL DORADO STREET PROJECT NO, AGE-NC-06-1457 EII E: WELiAO FIGURE: <br /> STOCKTON , CALIFORNIA DATE: 20 AUGUST 2009 DRAWN BY: EMM 3 <br />