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• WELL SEAL • <br /> 2 INCH I.D. COLUMN PIPE <br /> 3/4' I.D. SOUNDING TUBE LOCKING STEEL COVER <br /> REFERENCE POINT MONUMENT <br /> co O <br /> I .I <br /> N <br /> 0 APPROXIMATE DEPTH <br /> CEMENT PAD rz BELOW LAND SURFACE <br /> (IN FEET) <br /> 1225" NOMINAL BOREHOLE <br /> 4' I.D. SCHEDULE 40 <br /> FLUSH-THREADED PVC CASING <br /> NOT TO SCALE <br /> VOLCLAY GROUT <br /> 90.6 <br /> 3/8' INCH BENTONITE CHIPS <br /> 1-1+4192.5 <br /> SANDFILTER 96.0 <br /> 4" I.D. SCHEDULE 40 — <br /> FLUSH-THREADED PVC WIRE NRAP <br /> 0 <br /> CENTRALIZER Lo <br /> �0 0 11,.0 <br /> 4' I.D. SCHEDULE 40 <br /> FLUSH THREADED END CAP Ou <br /> TD APPROX. 1120 <br /> FIGURE E-1 <br /> SCHEMATIC WELL CONSTRUCTION DIAGRAM <br /> UPPER INTERMEDIATE ZONE EXTRACTION WELL KEW-1U <br /> DUDEK& ASSOCIATES, In. <br /> 45011 CH A.D WG <br />