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WEGE WELL CONSTRUCTION LOG <br /> • PROJECT NAME REGAL STATION 603 MONITOR WELL NUMBER Mw-5 <br /> 6425 PACIFIC AVENUE, STOCKTON, CA TOP OF CASING ELEVATION 9 77' <br /> PROJECT NUMBER <br /> DATE COMPLETED 2-21-89 <br /> WELL TYPE MONITOR WELL (WATER) <br /> REMARKS: 12 BAGS CLEAN 03 MONTEREY SAND, 1/2 BUCKET BENTONITE PELLETS, 10 <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, 1 WATER TIGHT SECURED TRAFFIC BOX <br /> TYPICAL MONITORING WELL <br /> WELL CONSTRUCTION <br /> _ 1 Total Depth of hole 6$' , <br /> 2 Diameter of boring 10" <br /> t <br /> 8 3 Casing length 65' <br /> 5 4 <br /> 4 Diameter of casing 4- <br /> ` 5 Depth jo top of screen 35' <br /> 9 6 Length of screen 30' - <br /> screen interval 35'-65' <br /> 3 <br /> screen type machine cut slot <br /> screen size o 02" <br /> 3 <br /> Y, 7 Surface seal 0-1 5' <br /> >> seal material concrete <br /> 6 ti t Ah <br /> 8 Backfill material 1 5'-27' <br /> seal material neat cement <br /> 4} <br /> Upper seal <br /> x seal material <br /> 10 Lower seal 27'-26' <br /> seal material bentonite ellets <br /> 2- 11 Annulus 28'-65' <br /> material clean •3 Monterey sand <br /> NOTE: Each well constructed with polyvinyl 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 /> i <br />