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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 5V <br /> PROJECT NUMBER DATE COMPLETED 3131119 <br /> WELL TYPE MONITOR WELL (WATER) <br /> REMARKS: 16 BAGS CLEAN =3 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' 01 4- SCH 480 BLANK PVC CASING, 1 WATER TIGHT SECURED TRAFFIC BOX <br /> TYPICAL MONITORING WELL <br /> 7 _ WELL CONSTRUCTION <br /> ----- --- --- ------ 1 Total Depth of hole 65' <br /> 2 Diameter of boring 10- <br /> 5 8 3 Casing length 65' <br /> 4 <br /> 4 Diameter of casino <br /> 5 Depth to top of screen 25' <br /> 6 Length of screen 40' <br /> - - - -- screen interval 25'-65' <br /> screen type machine cut slot <br /> screen size o n7- <br /> 3 <br /> 7 Surface seal o-1 5' <br /> seal material concrete <br /> 11 6 <br /> 8 Backfill material 1 5'-17' <br /> seal material neat cement <br /> 9 Upper seal <br /> h n seal material <br /> f 10 Lower seal 17'-18' <br /> ---------- - v seal material bentonite pellets_ <br /> 11 Annulus 18'-65' <br /> material clean 03 Monjgfey sand <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 grater tight and locked for security <br />