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COMPLETED AT GRADE IN WATER—TIGHT <br /> METER OR MONITORING WELL BOX <br /> PVC TOP PLUG <br /> GROUND SURFACE (WELL COMPLETED <br /> �:• o' BELOW GRADE) <br /> b. CONCRETE SEAL <br /> 8' TO 12` DIAMETER AUGER HOLE <br /> _ 2' TO 4' FLUSH THREADED, SCHEDULE 40 PVC <br /> CASING WITH PVC TOP CAP <br /> 1 CEMENT/BENTONITE GROUT <br /> 2' ± BENTONITE PELLETS <br /> 2' + <br /> CLEAN IMPORTED SAND PACK— GRAIN SIZE <br /> '_VARIABLE DEPENDING ON SLOT SIZE OF CASING <br /> 10'± TO 20'± <br /> 2' TO 4' FLUSH THREADED, SCHEDULE 40 PVC <br /> SCREEN, 0.020—INCH SLOTS OR LARGER <br /> DEPENDING ON FIELD CONDITIONS <br /> PVC BOTTOM PLUG <br /> NOT TO SCALE <br /> NOTE: ALL LENGTHS AND DEPTHS VARIABLE <br /> DEPENDING ON FIELD CONDITIONS <br /> Figure 2. Typical Groundwater Monitoring Well Construction <br /> r <br />