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I 24 <br /> 6"THK. CONCRETE <br /> PAD, FLUSH WITH GROUND SURFACE <br /> 24" <br /> STANDARD <br /> STEEL TRAFFIC BOX <br /> i <br /> I <br /> ?—12' <br /> PLAN <br /> 6"THK. CONCRETE PAD <br /> EXISTING GRADE <br /> STANDARD STEEL <br /> TRAFFIC BOX <br /> LOCKING <br /> WELL CAP <br /> HOLLOW STEM AUGER BOREHOLE <br /> GROUT SEAL <br /> 2-INCH BLANK PVC CASING, <br /> FLUSH THREADED SCHEDULE 40 <br /> BENTONITE PELLET SEAL <br /> 2-INCH SLOTTED PVC CASING, <br /> FLUSH THREADED SCHEDULE 40 <br /> CLEAN IMPORTED SAND <br /> PVC BOTTOM CAP <br /> 5 <br /> SECTION NOT TO SCALE <br /> Figure B-1. Typical Monitoring Well Construction <br />