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u✓ D c <br /> Typical Monitoring <br /> Well Construction <br /> z 4" PVC casing <br /> a <br /> Land surface <br /> o °u. <br /> Q a _ <br /> oo. Cement sanitary seal <br /> o. <br /> Q oo. <br /> oa. a <br /> Q' a <br /> 5- <br /> Bentonite clay <br /> transitional seal <br /> 10 <br /> s Sand filter pack <br /> , <br /> 10 ft slotted screen <br /> _= yh Sump <br /> cap <br /> HYDROFOCUS= Typical monitoring well construction. Figure <br /> PROJECT: 5023 DATE: 3/25/05 <br />