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,ddllk AM, <br /> PROTECTIVE STEEL OUTER CASING MEASURING POINT ON TOP OF PVC CASING <br /> GROUND SURFACE CONCRETE PAD <br /> =-ll nt <br /> 5% BENTONITE-CEMENT <br /> GROUT <br /> 4" DIA SCHEDULE 40 PVC <br /> BENTONITE SEAL <br /> APPROXIMATE 2' THICK - WATER TABLE <br /> - _ <br /> 3' 705 - - <br /> _ = 20' OF 4" DIA 0.020" SLOTTED <br /> NO. 3 MONTEREY SAND PVC CASING <br /> FILTER PACK <br /> 11" DIA HOLE "' THREADED PVC END CAP <br /> FIGURE 4 <br /> SCHEMATIC DIAGRAM OF MONITORING WELL <br /> TRACY GROUNDWATER INVESTIGATION <br /> CF MHIIl <br /> SW W36357.GW <br />