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WELL DETAILS <br /> F AOOM% <br /> PROJECT NUMBER 939-02.06 BORING/WELL NO. P-1 <br /> PROJECT NAME Landfill Development TOP OF CASING ELEV. 111.65 <br /> COUNTY San Joaquin GROUND SURFACE ELEV. 111 .02 <br /> ASSOCIATES WELL PERMIT NO. 87-2086 Mean Sea Level <br /> DATUM <br /> Steel protective <br /> casing (Std.) EXPLORATORY BORING <br /> I a. Total depth 50.5 ft. <br /> b. Diameter 8 in. <br /> Drilling method Hollow-Stem Auger <br /> a g <br /> WELL CONSTRUCTION <br /> c. Casing length 41.8 ft. <br /> Material Schedule 40 PVC <br /> d. Diameter 2 in. <br /> d e h e. Depth to top perforations 31 ft. <br /> f. Perforated length 10 ft. <br /> r Perforated interval from 31to 41 ft. <br /> Perforation type Machined Slots <br /> Perforation size .020 inch <br /> a c i g. Surface seal 1 ft. <br /> • Seal material Cement/Benton i to <br /> 28 h. Backfill <br /> :.:.." ft. <br /> Backfill material Cement/Bentonite <br /> i. Seal <br /> f •°°` Seal material Bentonite Pellets <br /> :' <br /> j. Gravel pack 18.7 <br /> j ft. <br /> •a• <br /> Pack material No. 3 Sand <br /> k. Bottom seal I .3 ft. <br /> Caved Material•; Seal material � ) <br /> •a e,° <br /> Casing height ft. <br /> m. Protective casing diameter 5 <br /> k in. <br /> b <br /> PLATE A-4 <br />