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steel protective cover <br /> ^+ concretepad <br /> 2 -in Sch 40 PVC <br /> Cement grout <br /> 95 Bentonite plug <br /> 100 No. 3 sand <br /> 0.01" slotted screen <br /> Threaded cap <br /> 120 <br /> FALL CREEK ENGINEERING, INC. Figure 3. <br /> P.O.BOX 7894,SANTA CRUZ, CA 950b1 /831)426-9054 Construction details for <br /> new monitoring wells <br />