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WELL DETAILS <br /> PROJECT NUMBER 9805-15203 BORING/WELL NO VW-18 <br /> IUDPROJECT NAME ARCO 6100 TOP OF CASING ELEV ISA <br /> LOCATION25775 S Patterson Pass,Road,Tracy, CA GROUND SURFACE ELEV NA <br /> EIIIICON WELL PERMIT NO 6395 DATUM Mean Sea Level <br /> INSTALLATION DATE 612 195 <br /> TOC (Top of casing) <br /> G•5 vault box (Std ) <br /> •,•, g EXPLORATORY BORING <br /> a Total depth 80.0 ft <br /> b Diameter j _ in <br /> Drilling method_ hollow-stem auger <br /> e d h WELL CONSTRUCTION <br /> c Total casing length 73 0 ft <br /> Material_ Sch 40 PVC <br /> d Diameter 4 in <br /> a c e Depth to top perforations 435 ft <br /> f Perforated length 292 ft <br /> Perforated interval from 435 to 727 ft <br /> r Perforation type machine slot <br /> L= Perforation size 0 1-inch <br /> r g Surface seal 10 ft <br /> SS S <br /> r r Material_ concrete <br /> f h Backfill 355 ft <br /> r = Material bentonite cement grout <br /> S �r Sj5 <br /> i Seal 35 ft <br /> = r= r Material 3/8"bentonrte chins <br /> r= <br /> r r= = I Gravel pack 335 , ft <br /> S St S S rSSr r 5 <br /> _ Gravel pack interval from 40 0 to 735 ft <br /> =S r <br /> Material pea gravel <br /> k k Bottom seal/fill _ 65 ft <br /> b Material _ slough .- <br /> loo— <br /> Form prepared by Q- FQley <br />