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WEGE WELL CONSTRUCTION LOG <br /> PROJECT NAME REGAL STATION 603 MONITOR WELL NUMBER Mw-10 <br /> 6425 PACIFIC AVENUE STOCKTON, CA TOP OF CASING ELEVATION 10 51' <br /> PROJECT NUMBER DATE COMPLETED 31318 <br /> WELL TYPE MONITOR WELL (WATER) <br /> REMARKS: 16 BAGS CLEAN 83 MONTEREY SAND 112 BUCKET BENTONITE PELLETS.7 <br /> BAGS NEAT CEMENT WITH 5% BENTONITE POWDER 30' of 4" SCH 480 SLOTTED PVC <br /> CASING, 35' of 4" SCH 480 BLANK PVC CASING, t WATER TIGHT SECURED TRAFFIC BOX <br /> TYPICAL MONITORING WELL <br /> WELL CONSTRUCTION <br /> 7 <br /> 1 Total Depth of hole 65' <br /> i <br /> 2 Diameter of boring 10" <br /> 8 3 Casing length 65' <br /> 5 4 <br /> 4 Diameter of casing 4- <br /> 5 Depth to top of screen 25' <br /> 9 6 Length of screen 40' <br /> 10 .6] screen interval 25'-65' <br /> screen type machine cut slot <br /> 1 screen size a n2" <br /> 3 <br /> v 7 Surface seal 0-1 5' <br /> seal material concrete <br /> 11 6 8 Backfill material 15'-17' <br /> seal material neat cement <br /> 9 Upper seal <br /> i seal material <br /> 10 Lower seal 17'-18' <br /> -� -` seal material bentonite pellets <br /> - 2 = 11 Annulus 18'-65' <br /> material clean <br /> NOTE- Each well constructed with poly-vinyl chloride (PVC) <br /> casing with threaded bottom caps and threaded top caps <br /> Also, PVC steam cleaned before constructing each well <br /> Traffic boxes are water tight and locked for security <br /> • <br />