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r� <br /> t <br /> WELL DETAILS <br /> PROJECT NUMBER 939-01.01 BORING/WELL NO. MW-4 <br /> Harney Lane Landfill ' <br /> �J PROJECT NAME y TOP OF CASING ELEV. 97.59 <br /> COUNTY_ San Joaquin GROUND SURFACE ELEV. 96.61' <br /> 1 <br /> ""°°'"T" WELL PERMIT NO. 87-670 DATUM Mean Sea Level <br /> m <br /> Steel protective <br /> casing (Std.) EXPLORATORY BORING <br /> I a. Total depth 144 ft. <br /> F <br /> 8.75 <br /> b. Diameter in. <br /> •: �.�; ; Drilling method Air Rotary <br /> A ►, . 9 <br /> WELL CONSTRUCTION <br /> c. Casing length 139 ft. <br /> Material Schedule 40 PVC <br /> d. Diameter 4.5 in. <br /> d e h e. Depth to top perforations 88 ft. <br /> f. Perforated length 50 ft. <br /> j Perforated interval from 88 to 138 ft. <br /> Perforation type Machined Slots <br /> Perforation size <br /> 0.020 inch <br /> a c i g. Surface seal (1-0' ) <br /> '•�'••• Seal material Concrete <br /> • •'e• •.•:r• <br /> ° �•• :••.., h. Backfill (83.5-1' ) 82.5 ft. <br /> Backfill material <br /> Cement/Bentonite <br /> i. Seal (85.5-83.5 ) <br /> :•;; <br /> • Bentonite Pellets <br /> f '; Seal material <br /> j. Gravel pack <br /> 144-85.5' ) 58.5 ft <br /> • Pack material <br /> #3 Lonestar Sand- <br /> a •'; <br /> k. Bottom seal ft. <br /> (None) <br /> Seal• Seal material <br /> I. Casing height 1.5 ft. <br /> a <br /> k m. Protective casing diameter 10 in. <br /> b <br /> i <br /> PLATE 36 <br /> • <br />