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i <br /> WELL DETAILS <br /> PROJECT NUMBER 98217 <br /> BORING/WELL NO. <br /> PROJECT NAME Port of Stockton TOP OF CASING ELEVATION 3.66 <br /> COUNTY San Joaquin GROUND SURFACE ELEV. 4.26 <br /> WELL PERMIT NO. 017226 DATUM MSL <br /> INSTALLATION DATE 5/17/99 <br /> 8" Boart/Longyear Vault Box EXPLORATORY BORING <br /> a. Total depth <br /> S b. Diameter <br /> Drilling method Hollow Stem Aueer <br /> d WELL CONSTRUCTTON <br /> e h c. Total casing length 25.2 ft. <br /> Material Sch. 40 PVC <br /> d. Diameter 2 in <br /> e. Depth to top perforations 5.4 ft. <br /> C6z i f. Perforated length 20.0 ft. <br /> Perforated interval from 5.4 to 25.4 ft. <br /> a :: Perforation type Machine Slot <br /> Perforation size 0.02 <br /> g. Surface seal 1.5 ft. <br /> f Seal material Quickcrete concrete <br /> _ J h. Backfill 0 ft. <br /> Backfill material None <br /> i. Seal 1.5 ft. <br /> .. Seal material Bentonite Chips <br /> j. Gravel pack 22.7 ft. <br /> •. Pack material Lonestar#3 <br /> k. Bottom seal 0.3 ft. <br /> k Seal material hill <br /> b <br />