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dk- 2. ��w✓ a`I'. ev84�.'1 � y.. 7^�'�5 F pC � - ,\ - � 0�:..� <br /> STEEL LOCKING,CASING <br /> M PVC SLIP CAP <br /> GROUND SURFACE <br /> y NEAT CEMENT WITH 3-s% BENTONITE <br />"" aaNCli SCH.40 THREADED FLUSH JOINT <br /> ° PVC BLANK CASING <br /> BENTONITE SEAL <br /> ''a — •'' x3 PREWASHED MONTEREY SAND <br /> 4-INCH SCH.40 SLOTTED FVj(0.020-INCH <br /> OPENINGS) <br /> 8-INCH BOREHOLE <br /> THREADED PVC END CAP <br /> :;;:_ <br /> FIGURE 3 <br /> TYPICAL MONITORING <br /> WELL CONSTRUCTION <br /> DETAILS <br /> HOLT BROTHERS TRACTOR COMPANY <br /> STOCKTON,CALIFORNIA <br /> Demes A Moore <br />