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WELL DETAILS <br /> PROJECT NUMBER 939-01.01 BORING/WELL NO MW-2 <br /> PROJECT NAME Harney Lane Landfill TOP OF CASING ELEV. 101.36' <br /> COUNTY San Joaquin GROUND SURFACE ELEV. 100.47' <br /> AKCM•' "• WELL PERMIT NO. 87-670 DATUM Mean Sea Level <br /> i <br /> ' m � Steel protective <br /> casing (Std.) EXPLORATORY BORING <br /> ! a. Total depth 147 ft. <br /> b. Diameter 8.7 5 in. <br /> Drilling method Air Rotary <br /> '.'. b' <br /> � :P• .►.'.a•. <br /> WELL CONSTRUCTION <br /> c. Casing length 143.5 ft. <br /> Material Schedule 40 PVC <br /> . Diameter 4.5 in. <br /> d e h e. Depth to top perforations 3 ft. <br /> f. Perforated length 50 ft. <br /> Perforated interval from-2-3to143 ft. <br /> Perforation type Machined Slots <br /> Perforation size 0.020 inch <br /> a c i g. Surface seal (1-0' ) 1—ft <br /> °�•°• Seal material Concrete <br /> •. e•see•ee <br /> h. Backfill (84-10 ) 83 _ <br /> Cement/Bentonite <br /> Backfill material <br /> ' (86-84' ) 2 <br /> i. Seal fr_ <br /> • •• • ;®s' <br /> f Seal material Bentonite Pellets <br /> •:• ••e (143.5-86' ) 57.5 <br /> :e!•ee ;.e.,se 1 J. Gravel pack ft. <br /> . e•ae .'°•.ee <br /> Pack material #3 Lonestar Sand <br /> •er ;" i; k. Bottom seal -- ft, <br /> sea <br /> ::•»i '°"a'r Seal material (None) <br /> •ems ;eee o� <br /> :oe <br /> I. Casing height 2 ft. <br /> k m. Protective casing diameter 10 in. <br /> b <br /> PLATE 18 <br />