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Proposed Monitoring <br /> Well Construction <br /> (not to scale) <br /> Standing Monument <br /> Wellhead cover <br /> Cement base <br /> 00 <br /> Land surface <br /> 0 <br /> oQ o0 <br /> Q �q <br /> 0 4" PVC casing <br /> Cement sanitary seal <br /> 00 <br /> 10 feet minimum oQo <br /> 0 <br /> op �q <br /> o <br /> Q � <br /> p 0 <br /> Bentonite clay <br /> 2 ft minimum <br /> transitional seal <br /> Borehole (2 inch minimum <br /> radial thickness between <br /> casing and borehole wall) <br /> Sand filter pack <br /> Slotted well screen <br /> Note: Well set below grade shall be enclosed 1 ft Sump <br /> in a flush mounted traffic rated vault Flush threaded or slip cap <br /> box with lid(not shown). cap with stainless steel screws <br /> Figure <br /> HYDRO Typical Monitoring Well Construction, Above Ground Completion 4 <br /> PROJECT: 5069 DATE: 9/29/2015 <br />