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WELL DETAILS <br /> PROJECT NUMBER D000-330 BORING/WELL NO MW-5 <br /> { <br /> PROJECT NAME ARCO 2186 <br /> TOP OF CASING ELEV 1276 <br /> 3212 N CALIFORNIA STREET GROUND SURFACE ELEV <br /> LOCATION _ STOCI�TON. CALIFORNIA_ <br /> DATUM MSL <br /> WELL PERMIT NO 0026826 INSTALLATION DATE 8/13/2001 <br /> I <br /> EXPLORATORY BORING <br /> Ia TOTAL DEPTH $1 ft <br /> d 8 in <br /> 70C(TOP OF CASING) b DIAMETER <br />' DRILLING METHOD HOLLOW—STEM AUGER <br /> G-5 VAULT BOX(STD ) <br /> -7: <br />' WELL CONSTRUCTION <br /> h <br />' e c TOTAL CASING LENGTH 80 ft <br /> MATERIAL SCH 40 PVC <br /> ' d DIAMETER 2 in <br />' e DEPTH TO TOP PERFORATIONS 60 ft <br /> a = f PERFORATED <br />' = e INTERVAL FROM 60 TO 80 ft <br /> = PERFORATION TYPE MACHINE SLOTTED <br /> PERFORATION SIZE 0 020 in <br /> g SURFACE SEAL 0-1 t <br /> SEAL MATERIAL CONCRETE <br />' = h BACKFILL 1-54 ft <br /> BACKFILL MATERIAL NEAT CEMENT <br /> SEAL 54--58 ft <br />' <br /> SEAL MATERIAL BENTONITE <br /> j FILTER PACK 58-80 ft <br /> FILTER PACK MATERIAL LONESTAR # 3 SAND <br />' It BOTTOM SEAL N/A — <br /> BENTONITE CONCRETE N A <br /> ►'-= SEAL MATERIAL <br />' 7-1 <br /> LTA CEMENT �_; SAND <br /> E^a PERFORATION <br />' NOT TO SCALE <br /> PREPARED BY S BITTINGER DATE 12/13/01 <br /> 1 <br /> REVIEWED BY DATE <br />