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INS <br /> 60 WELL DETAILS <br /> PROJECT NUMBER 98217 BORING/WELL NO. MWS-2 <br /> PROJECT NAME Port of Stockton TOP OF CASING ELEVATION 2.6E <br /> V <br /> COUNTY San Joaquin GROUND SURFACE ELEV. 3.34 <br /> WELL PERMIT NO. 017226 DATUM MSL <br /> INSTALLATION DATE 5/17/99 <br /> 8" Boart/Lon ear Vault Box EXPLORATORY BORING <br /> a. Total depth <br /> 9 b. Diameter 9 in <br /> Drilling method Hollow Stem Auger <br /> d WELL CONSTRUCTION <br /> e h c. Total casing length 24.6 ft. <br /> Material Sch. 40 PVC <br /> d. Diameter 2 mi <br /> e. Depth to top perforations 4.7 ft. <br /> -- <br /> C - L� i f. Perforated length 20.0 ft. <br /> Perforated interval from 4.7 to 24.7 ft. <br /> �. a Perforation type Machine Slot <br /> Perforation size 0.02 in. <br /> g. Surface seal TO ft. <br /> f -.. Seal material <br /> Quickcrete concrete <br /> l h. Backfill 0 ft. <br /> Backfill material None <br /> i. Seal 2.0 ft. <br /> �. .. Seal material Bentonite Chips <br /> .. j. Gravel pack 22.4 ft. <br /> Pack material Lonestar#3 <br /> k. Bottom seal 0.6 ft. <br /> k Seal material Fill <br /> b <br />