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WELL DETAILS <br /> PROJECT NUMBER OC42-001.023 BORING/WELL NO. PS/WC-2M <br /> PROJECT NAME STTC - Port of Stockton TOP OF CASING ELEV. <br /> LOCATION Stockton CA GROUND SURFACE ELEV. <br /> WELL PERMIT NO. 2001 DATUM <br /> INSTALLATION DATE May 17 1995 <br /> EXPLORATORY BORING <br /> c TOC (Top of casing) <br /> a. Total depth 35 ft <br /> b. Upper boring depth 19 ft <br /> c. Upper boring diameter 12.7 in. <br /> G-5 vault box (Std.) d. Lower boring diameter 8 in. <br /> Drilling method Hollow Stem Auger <br /> n CONDUCTOR CASING <br /> e. Casing length 19.7 ft. <br /> Material_ 10 guage mild steel <br /> f f. Diameter 8.7 in. <br /> g. Upper(outer) seal 19 ft. <br /> e b k g i I o Material neat cement <br /> h. Penetration 12 in <br /> i. Depth 20 tt <br /> WELL CONSTRUCTION <br /> j. Total casing length 34.7 ft. <br /> a j h Material Schedule 40 PVC <br /> k. Diameter 2 in. <br /> I. Depth to top perforations 30.1 ft. <br /> m. Perforated length 4.5 ft. <br /> p Perforated interval from 30.1 to 34.6 ft. <br /> Perforation type <br /> factory slot <br /> Perforation size 0.020 inch <br /> n. Surface seal 0.5 ft. <br /> Material concrete <br /> q o. Backfill 26.5 ft. <br /> Material cement with 5% bentonite <br /> m p. Seal 1 ft. <br /> Material 3/4 inch bentonite dell t <br /> q. Gravel pack 6 ft. <br /> -- Gravel pack interval fron-L 35 ft. <br /> r Material #3 Lonestar Sand <br /> ,, r. Bottom seal/fill ft. <br /> Material <br /> Form prepared by <br />