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WELL DETAILS <br /> PROJECT NUMBER U6100 <br /> BORING/WELL NO MW-11 <br /> PROJECT NAME ARCO Station 6100 TOP OF CASING ELEV <br /> LOCATION 25775 Patterson Pass Rd . , GROUND SURFACE ELEV <br /> near Tracy , CA DATUM <br /> WELL PERMIT NO INSTALLATION DATE Ma 25 , 2004 <br /> I <br /> Note : Well was abandoned by over- <br /> drilling on May 28 , 2004 after EXPLORATORY BORING <br /> becoming damaged . - 108 ft <br /> a T IAL L)LI T <br /> b DIAMETER 10 :n <br /> d DRILLING METHOD hollow stem auger <br /> —TOC(T OP OF CASING) <br /> G-5 VAULT BOX(STD ) <br /> { g WELL CONSTRUCTION <br /> c TOTAL CASING LENGTH 108 ft <br /> h <br /> 0 <br /> MATERIAL schedule 40 PVC <br /> - <br /> d DIAMETER 4 in <br /> Ed— i � � e DEPTH TO TOP 71ERFORATIONS 83 ft <br /> • � - � f PERFORATED <br /> 4 _ INTERVAL FROM 83 TO 108 ft <br /> I <br /> s = J PERFORATION TYPE slotted <br /> PERFORATION SIZE 0. 02 <br /> l J } g S°JRrvACE SEAL 0 -1 <br /> k <br /> SEAL MATERIAL concrete <br /> L <br /> I� , —� h BACKFILL 1 78 , <br /> BACKFILL MATERIAL neat cement <br /> SEAL 781 -80 , <br /> SEAL. MATERIAL bentonite <br /> BENTONITE �� CONCRETE � PERFORATION <br /> FILTER. PACK 801 -108 , <br /> CEMENT SAND FILTER PACK MPTEP.IAL #3 sand <br /> I <br /> k BOTTOM SEAL <br /> SEAL MATERIAL none <br /> NOT TO SCALE <br /> PRE°�.;>ED BY D,=TE <br /> PR'IE1`1F� E� D�- <br /> TE <br />