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MONITORING WELL CONSTRUCTION INFORMATION <br /> MW-4 <br /> BOLT DOWN SITE 1717 S CENTER STREET <br /> WATERTIGHT <br /> COVER JOB NO 62401510 <br /> ELEV GROUND SURFACE <br /> BORING/WELL NO MW-4 <br /> DATE 03/14/2002 <br /> a WELL CAPCHIEF UNIT SILTY CLAY <br /> WITH LOCM <br /> ELEV 1 PROTECTIVE CASING YES NO <br /> DEPTH 0 5' <br /> LOCKING YE5 NO <br /> 2 <br /> 2 TYPE OF SURFACE SEAL (;F INSTALLED) <br /> 1 CONCRETE <br /> 3 SOLID PIPE TYPE 2' PVC <br /> 3 SOLID PIPE LENGTH 20 ff <br /> JOINT TYPE SLIP/GLUED AEEADED <br /> 4 TYPE OF BACKFILL CEMENT GROUT <br /> 4 <br /> HOW INSTALLED — TREMIE <br /> FROM SURFACE <br /> 5 TYPE OF LOWER SEAL (IF INSTALLED) <br /> ' BENTONITE PELLETS <br /> 6 TYPE OF SECONDARY FILTER PACK <br /> +� ELEV ' #2/12 SAND <br /> DEPTH 14 7 SCREEN TYPE SCH 40 PVC <br /> ' SCREEN LENGTH 20 ft <br /> ELEV 6 SLOT SIZE 0 020 in <br /> 1 <br /> DEPTH 17' <br /> SCREEN DIAMETER 2 in <br /> ELEV <br /> DEPTH <br /> 8 TYPE OF PRIMARY FILTER PACK <br /> - <br /> ELEV •2/12 SAND <br /> DEPTH 20' 8 25 HSA <br /> 7 <br /> 9 DRILLING METHOD w - <br /> 1 <br /> *ALL DEPTHS MEASURED FROM GROUND SURFACE <br /> g ACTUAL DEPTHS MAY VARY FROM DEPTHS SHOWN <br /> ELEV <br /> DEPTH 40' ELEV <br /> DEPTH <br />