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AIR SPARGING WELL CONSTRUCTION INFORMATION <br /> SP-1 <br />' BOLT DOWN SITE 1717 S CENTER STREET <br /> WATERTIGH 1 <br /> COVER JOB NO 82401510 <br />' <br /> ELEV GROUND SURFACE BORING/WELL NO SP-1 <br /> DATE 03/11/2002 <br /> • WELL CAP CHIEF UNIT SILTY CLAY <br /> WITH LOCK <br /> ELEV 7 PROTECTIVE CASING YES NO <br /> DEPTH 05, <br />' LOCKING YES NO <br /> 2 <br /> 2 TYPE OF SURFACE SEAL (IF INSTALLED) <br />' CONCRETE <br /> 3 SOLID PIPE TYPE 3/4' PVC <br /> 3 SOLID PIPE LENGTH 48 ft <br /> JOINT TYPE SLIP/GLUED AEREApED <br /> 4 TYPE OF BACKFILL CEMENT GROUT <br />' a <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 <br /> #3 MONTERREY SAND <br /> DEPTH 38' 7 SCREEN TYPE CERAMIC DIFFUSER <br /> 5 SCREEN LENGTH 2 ft <br /> ELEV 6 SLOT S17F MICRO in <br /> DEPTH 45' SCREEN DIAMETER 3 in <br />' ELEV <br /> • DEPTH 8 TYPE OF PRIMARY FILTER PACK <br /> ELEV a3 MONTERREY SAND <br />' DEPTH 48' <br /> 9 DRILLING METHOD 825' - HSA <br />' *ALL DEPTHS MEASURED FROM GROUND SURFACE <br /> ACTUAL DEPTHS MAY VARY FROM DEPTHS SHOWN <br /> ELEV <br /> DEPTH 50, - _ _ <br /> --- F V <br /> - - Dt .'r I <br />