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r'F <br /> t <br /> 4 <br /> WELL DETAILS <br /> PROJECT NUMBER 939-01.01BORING/WELL NO. MW-3 <br /> r = <br /> PROJECT NAME Harney Lane Landfill TOP OF CASING ELEV. 96.66' <br /> COUNTY San Joaquin GROUND SURFACE ELEV. 45.80' <br /> A°°°'""' WELL PERMIT NO. 87-670 DATUM Mean Sea Level <br /> Y <br /> F <br /> m Steel protective <br /> casing (Std.) EXPLORATORY BORING <br /> I a. Total depth 148 f,. <br /> fi b. Diameter 8.75 in. <br /> Drilling method Air Rotary <br /> g <br /> WELL CONSTRUCTION <br /> S . c. Casing length 145. 5;, <br /> r <br /> Material Schedule 40 PVC <br /> d. Diameter 4.5 in. <br /> d e h e. Depth to top perforations 95 ft. <br /> f. Perforated length 50 ft. <br /> f 1 Perforated interval from 95 to 145 ft. <br /> Perforation type Machined Slots <br /> ` <br /> Perforation size 0.020 inch <br /> a c i g. Surface seal (1-0' ) 1 ft <br /> Seal material Concrete <br /> 3 se•:•� •��� 1 <br /> •. h. Backfill (91.5-1 ) 90.5 ft. <br /> :•. Backfill material Cement/Bentonite <br /> 11 •" °�"' i. Seal (93.5-91.5' ) 2 ft. <br /> f •• Seal material Bentonite Pellets <br /> j. Gravel pack (146.5-93.5' ) 52 ft. <br /> •• °•' •'• <br /> Pack material #3 Lonestar Sand <br /> •'" ""• k. Bottom seal '- ft. <br /> : : •• Seal material (None) <br /> I. Casing height 1. 5 ft. <br /> fim. Protective casing diameter 10 in. <br /> k <br /> b <br /> s <br /> PLATE 27 <br />