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i <br /> 1 <br /> 40 WEGE WELL CONSTRUCTION LOG <br /> PROJECT NAME REGAL STATION 603 MONITOR WELL NUMBER Mw-8 <br /> 6425 PACFIC AVENUE, STOCKTON. CA TOP OF CASING ELEVATION 9 71' <br /> PROJECT NUMBER DATE COMPLETED <br /> WELL TYPE MONITOR WELL (WATER) <br /> REMARKS: 12 BAGS CLEAN *3 MONTEREY SAND 112 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, i WATER TIGHT SECURED TRAFFIC BOX <br /> TYPICAL MONITORING WELL <br /> P _ WELL CONSTRUCTION <br /> -- o hale 65' <br /> -- - - 1 Total Depth f <br /> 2 Diameter of boring i0" <br /> 5 8 3 Casing length 65' <br /> 4 <br /> 4 Diameter of casing 4" <br /> 5 Depth to top of screen 35' <br /> ------ <br /> 10 --- 6 Length of screen 30' <br /> ------- --- screen interval 35'-65' <br /> screen type machine cut slot <br /> -- "7t 1 screen size 0 02" <br /> 3 <br /> 7 Surface seal <br /> 0-1 5' <br /> #t <br /> seal material concrete <br /> 1i 6 Y4 n 8 Backfill material 1 5'-30' <br /> n seal material neat cement <br /> v: 9 Upper seal <br /> seal material <br /> r-� 10 Lower seal 30'-31' <br /> ------------ seal material bentornte Pellets <br /> 2- 11 AmdUS 31'-66' <br /> material clean •3 Monty_ ac nd <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 />