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WELL DETAILS <br /> PROJECT NUMBER F90-02.01 BORING/WELL NO. MW-12 <br /> ' PROJECT NAME A. Teichert Son,„Inc. -� TOP OF CASING ELEV. 19.69 <br /> EMCON LOCATION 103 North E Street Stockton California GROUND SURFACE ELEV. 20.67 <br /> Sacramento WELL PERMIT NO. 92-2780 DATUM Mean Sea Level <br /> ' INSTALLATION DATE 8112192 <br /> TOC (Top of casing) <br /> ' G-5 vault box (Std.) <br /> •,•. <br /> W EXPLORATORY BORING <br /> a. Total depth . 21.5 ft. <br /> b. Diameter —8 8 in. <br /> ' Drilling method Hollow-stem„auaer <br /> e d h WELL CONSTRUCTION <br /> rc. Total casing length 89.60 ft. <br /> Material Schedule 40 PVC <br /> d. Diameter 2 in. . <br /> a c e. Depth to top perforations 75.56 ft. <br /> i f. Perforated length 14.13 ft <br /> Perforated interval from 75.56 to 89.69 ft. <br /> Perforation type— Factory slotted <br /> Perforation size 0.020 <br /> g. Surface seal 1.5 ft. <br />' Material___... Sand/cement slurry <br /> f 1 h. Backfill 69.0 ft.. <br />' Material , Cement/bentonite grout <br /> i. Seal 2.2 ft. <br />' Material Bentonite pellets <br /> j. Gravel pack 18.8 ft. <br /> Gravel pack interval front.72.7 to 91.5 ft. <br /> Material #2/12 Sand <br /> k k. Bottom seal/fill NA ft. <br /> b Material NA <br /> Form prepared by dlb <br /> I <br />