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Locking LCS Cap <br />+3.5 foot — <br />6 -inch LCS Surface Casing <br />+3 feet — <br />Concrete Pad <br />Ground Level <br />Cement Grout Seal <br />2 feet <br />0' <br />SWL —4 ft <br />,�.. � <br />. <br />•� <.,�• <br />4 -inch Blank PVC Casing (Schedule 80) <br />7 5/8 -inch diameter borehole <br />Hydrated Bentonite Pellets <br />8 feet <br />— -- <br />10 feet <br />4 Casing Centralizer <br />Silica Sand Filter Pack (8 -12 mesh) <br />4 -inch Sch.80 PVC Slotted Casing (0.040 - <br />inch horizontal slots) <br />4 -inch Schedule 80 PVC End Cap <br />20 feet — <br />23 feet — <br />................ <br />Figure 3 <br />NOT TO SCALE <br />MNGW -4 <br />Notes: PVC = Polyvinyl chloride <br />LCS = low carbon steel <br />