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MONITORING WELL CONSTRUCTION DETAILS _ <br /> PROJECT: Shell Station Pershing, Stockton DATE: 07-11-90 <br /> JECT NO. : 89-016 WELL NO. : VEW--2 <br /> MANWAY BOX <br /> Diameter: 3 ' <br /> xzzzz zG•S• zzz Type (flush/above) : flush <br /> 4" PVC Pipe Length Above Ground: flush <br /> low <br /> WATER PROOF LOCKING CAP Yes, Geostore <br /> STANDPIPE MATERIAL <br /> L Type Material : PVC Schedule 40 <br /> Diameter: 4" Inch <br /> Joint Type: flush threaded <br /> BACKFILL AROUND RISER <br /> Material Mix: Cement/Bentonite <br /> Total Depth From Surface: 4 feet <br /> 1 Total Thickness: 4 feet <br /> L BENTONITE SEAL <br /> Type: Volclay <br /> Size: 0.25 inch <br /> Total Thickness: 2 . 0 feet <br /> •i 4t ay ay <br /> 4taN stay <br /> a t iN •11 1 <br /> •f aN <br /> :4 <br /> WELL SCREEN <br /> y aN�N Type Material : PVC Schedule 40 <br /> L ' • Diameter: 4" inch <br /> Iy aN aN ay <br /> Joint Type: flush threaded <br /> Slot Size: 0. 020 inch <br /> ay aN .1 aN <br /> atay /t,. <br /> Total Length: 10 feet <br /> Depth to Bottom: 20 feet <br /> • GRAVEL PACK <br /> ay aN a ti 1 <br /> ' Type Material: #3 lonestar <br /> Total Thickness: <br /> :..1::. 14 feet <br /> /a:. <br /> ;,; Depth to Bottom: <br /> 20 feet <br /> Distance Above Screen: 1 feet <br /> TOTAL DEPTH OF WELL: 17 feet <br /> 20 feet TOTAL DEPTH OF BORING: 20 feet <br /> 2 4 feet DIAMETER OF BORING: 10 inch <br /> L3 6 feet METHOD OF DRILLING: HSA <br /> L4 17 feet DATE STARTED: 7-11-90 <br /> L5 10 ft. DATE COMPLETED: 7-11-go <br />