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WELL DETAILS <br /> PROJECT NUMBER 2520-100.01 BORING/WELL NO. RW-2 <br /> PROJECT NAME Federated - Manteca TOP OF CASING ELEV. <br /> LOCATION 14800 W. Frontaae Road Manteca, CA GROUND SURFACE ELEV. <br /> EMCON <br /> nssocu►res WELL PERMIT NO. 4942 DATUMMegn Sea Level <br /> INSTALLATION DATE 12/15/94 <br /> TOC (Top of casing) <br /> G-5 vault box (Std.) <br /> % 9 EXPLORATORY BORING <br /> a. Total depth 45.0 ft. <br /> b. Diameter 10 in. <br /> Drilling method _ hollow-stem auger <br /> e d h WELL CONSTRUCTION <br /> c. Total casing length -42.5 ft. <br /> • Material Sch 40 PVC <br /> d. Diameter 4 in. <br /> a c e. Depth to top perforations 13.0 ft. <br /> i f. Perforated length 29.0 ft. <br /> Perforated interval from 13.0 to 42.0 ft. <br /> Perforation type machine slot <br /> Perforation size 0.020-inch <br /> g. Surface seal 1.012.0 ft. <br /> Material concrete/ ea gravel <br /> f 1 h. Backfill 6.5 ft. <br /> Material 4%bentonite/cement grout <br /> i. Seal 1.5 ft. <br /> Material_ 318" bentonite pellets <br /> j. Gravel pack 32.0 ft. <br /> Gravel pack interval from 11.0 to 43.0 ft. <br /> Material #3 Lonestar sand <br /> k. Bottom seal/fill 2.0 ft. <br /> k <br /> Material slough <br /> b <br /> Form prepared by D. Foley <br />