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MONITORING WELL CONSTRUCTION DETAILS <br /> PROJECT: Shell Station Pershing, Stockton DATE: 07-11-90 <br /> PROJECT NO. : 89-016 WELL NO. : MW-3 <br /> UNIVERSAL SURFACE BOX <br /> Diameter: 12" <br /> zxzzz xG.S. zxx Type (flush/above) : flush <br /> 4" PVC Pipe Length Above Ground: flush <br /> LWATER PROOF LOCKING CAP Yes, Geostore <br /> w <br /> \,\ STANDPIPE MATERIAL <br /> 1 L ,,\ Type Material : PVC Schedule 40 <br /> ,* Diameter: 4" Inch <br /> \k\ Joint Type: flush threaded <br /> N\ tiw,Y BACKFILL AROUND RISER <br /> Material Mix: Cement Bentonite <br /> Total Depth From Surface: 22 feet <br /> 1 Total Thickness: 22 feet <br /> \ <br /> L3 BENTONITE SEAL <br /> Type: Volclay <br /> Size: 0 . 25 inch <br /> Total Thickness: 2 . 0 feet <br /> 1 4 1 <br /> i•I <!.1 <br /> WELL SCREEN <br /> �`�• Type Material : PVC Schedule 40 <br /> L Diameter: 4" inch <br /> Joint Type: flush threaded <br /> Slot Size: 0 . 020 inch <br /> Total Length: 20 feet <br /> L5 Depth to Bottom: 45 feet <br /> GRAVEL PACK <br /> Type Material : 7#3 lonestar <br /> Total Thickness : 2112" <br /> •""""""';` Depth to Bottom: 4512" <br /> Distance Above Screen: 1 feet <br /> TOTAL DEPTH OF WELL: 45 feet <br /> L1 4512" TOTAL DEPTH OF BORING: 45 '2" <br /> L2 22 ft. DIAMETER OF BORING: 10 inch <br /> L3 24 ft. METHOD OF DRILLING: HSA <br /> L4 45 ft. DATE STARTED: 7-11-90 <br /> L5 20 ft. DATE COMPLETED: 7-11-90 <br />