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Section 3 GIS 2012 <br /> uu�w.tn;»• <br /> Figure 3-2:Typical Monitoring Well Surface Completion. <br /> W.Ja ,STEEL CAP W/ LOCKING <br /> TABS SEE DETAIL ABOVE BOLTED WATER RESISTANT <br /> -,,---WEEP HOLECONCRETE COVER w/ GASKET <br /> -6"0X6'-0' STFFL PIPF APRON LOCKABLE EXPANDABLE <br /> 3.5'X3.5'X4" THICK OR PRESSURE PLUG <br /> 3.5' 0 X 4" THICKTRAFFIC RATED <br /> CONC SLAB CHRISTY BOX <br /> c 6x6 WWF CENTER <br /> IN SLAB <br /> v j <br /> i <br /> i- CFMFNT GROUT <br /> ABOVE GROUND COMPLETION AT GRADE COMPLETIOP! <br /> r1/8" STEEL CAP HALF OFISTD STEEL <br /> 1/4" LARGER THAN - F PIPE 2 112 LONG WELD <br /> STEEL PIPE TO CAP TYP OF 7) <br /> AD(TYP OFC <br /> 2) \-1/4" THICK TABS, SIZE AND <br /> HOLE TO SUIT PAD LOCK, WELD <br /> TO CAP AND PIPE AS REDD <br /> (4 REDD) <br /> CAP DETAIL <br /> Equipment Decontamination Procedures <br /> At a minimum, decontamination will be comprised of a hot water pressure wash of the drilling <br /> equipment. As a precaution against cross-contamination between boreholes, the drilling <br /> equipment will be decontaminated prior to the start of drilling of the first monitoring well and <br /> between each successive monitoring well borehole. <br /> 111 City of Riverbank Waste Water Treatment Facility Background Water Quality Monitoring Well Work Plan <br />