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WELL DETAILS <br /> PROJECT NUMBER 98217 BORING/WELL NO. MW3-1 <br /> PROJECT NAME Port of Stockton TOP OF CASING ELEVATION 9.35 <br /> COUNTY San Joaquin GROUND SURFACE ELEV. 9.62 <br /> WELL PERMIT NO. 017227 DATUM MSL <br /> INSTALLATION DATE 6/2/99 <br /> 8" Boart/Longyear Vault Box EXPLORATORY BORING <br /> a. Total depth ___ _ 40 ft- <br /> g b. Diameter R in <br /> Drilling method Hollow Stem Auger <br /> d WELL CONSTRUCTION <br /> e h c. Total casing length 35.4 ft. <br /> Material Sch. 40 PVC <br /> d. Diameter 2 in. <br /> e. Depth to top perforations 10.1 ft. <br /> c i f. Perforated length 25.1 ft. <br /> Perforated interval from 10.1 to 35.2 ft. <br /> a Perforation type Machine Slot <br /> Perforation size 0.02 in. <br /> g. Surface seal 4 ft. <br /> f Seal material Neat Cement 3-sack mix <br /> j h. Backfill 0 ft. <br /> Backfill material None <br /> i. Seal 3 ft. <br /> .. Seal material Bentonite Chips <br /> .. j. Gravel pack 28.7 ft. <br /> Pack material Lonestar#3 <br /> k. Bottom seal 4.3 ft. <br /> k Seal material Fill <br /> b <br />