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1_ i <br /> WELL C ❑ NSTRUCTT ❑ N DETAILS <br /> PROJECT NUMBER P2168 <br /> . BORING/WELL NO. MW-3A. � I� <br /> PROJECT NAME UNCAL #6348—TRACY - TOP OF CASING ELEV. NA <br /> COUNTY SAN J❑AQUIN COUNTYGROUND SURFACE EL'EV, 15 FEET w <br /> WELL PERMIT NO. DATUM MSL <br /> 4E LOCKING WATER—TIGHT WELL COVER <br /> LOCKING WELL PLUG <br /> a <br /> g EXPLORATORY BORINGir <br /> r <br /> o. Total depth 20.5 IF <br /> b. Diameter $ IN. <br /> Drilling method HOLLOW STEM AUGER <br />!, d <br /> e WELL CONSTRUCTION: <br /> h <br /> c. Casing length !a 20 FT. <br /> t <br /> Material SCHEDULE 40 PVC <br /> d. Diameter 2 IN. <br /> e. Depth to top perforations 5.5 FT <br /> a c f. Perforated length 15 F T <br /> II. i Perforated interval from 5.5 to 20.5 FT. <br /> Perforation type HORIZONTAL MACHINE CUT _. <br /> • Perforo0.02 INCH <br /> tian size � <br /> • g. Surface seal - 1.5 <br /> Seal material 1.CONCRETE <br /> - h. 8ock}ill . - 2.5 FT <br /> Backfill material NEAT CEMENT WITH 5 % BENTONITE <br /> f i. Seal 0.5 <br /> Seal material BENTIZNITE CLAY � <br /> j. Gravel pack 16 FT. <br /> Pack material 02/12 LCNESTAR SILICA SAND } <br /> i <br /> k. Bottom seal 0 FT. <br /> Seal material NATURAL <br /> i. Sluff in bottom of borehole 0 FT <br /> k r <br /> b 1 <br /> I { <br /> WELLS i <br /> 12/02/93 2168WC01.DbdG ; <br /> . - II <br />