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WEGE WELL CONSTRUCTION LOG C�a -7) <br /> R603MW 1 3 <br /> PROJECT NAME -- MONITOR WELL NUMBER <br /> TOP OF CASING ELEVATIaN _- <br /> PROJECT NUMBS SB7 DATE COMPLETEDJUNE 4, 1997 <br /> WELL TYP GROUNDWATER SPARGING AND VAPOR RECOVERY <br /> REMARKS WELL INSTALLED THROUGH 8 INCH HOLLOW STEM <br /> AUGERS <br /> HEAVING SANDS BETWEEN 55' - 65' BELOW GROUND SURFACE <br /> TYPICAL MONITORING <br /> WELL <br /> WELL CONSTRUCTION <br /> 'I' l <br /> I{ I ;Y 1 Total Depth of hole 6 5 <br /> ll� a <br /> 2 Diameter of boring 8 <br /> 3 Casing length 59' <br /> 5 ( 4 2' <br /> 4 Diameter of casing <br /> — <br /> 5 Depth to top of screen 3 4 <br /> g 1 E 6 Length of screen 25, <br /> r <br /> 10 screen interval 59 ' - 34' <br /> ' } screen typeF480 SCH40 PVC <br /> > ---�—� screen size 0 020' <br /> 3 i TRAFFIC BOX <br /> 1' 7 Surface seal <br /> l� <br /> € I seal material CONCRETE <br /> 5 I i 28' - 2, <br /> t 8 Backfill <br /> seal material NEAT CEMENT <br /> 9 Upper seal <br /> seal material <br /> 10 Lower seal 31 ' 28' <br /> • # seal material BENTONITE <br /> 65' <br /> 2 11 Annulus s t, <br /> material D3 <br /> MONTERAY SAND <br /> NOTE Each well constructed with poly-vinyl chloride (PVC) <br /> casing with threaded bottom caps and threaded lop caps <br /> Also, PVC steam cleaned before constructing each well <br /> Traffic boxes are water light and locked for security <br />