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Locking Steel flush mount <br /> Well plug with monument with <br /> O-ring seal A"",bolted cover <br /> Portland grout tremie application <br /> 2-inch PVC blank <br /> casing <br /> 4— Bentonite seal(<5 feet) <br /> 777 77 <br /> Filter sand(1-2 feet below well screen to 7-8 feet <br /> 2-inch Stainless steel above well screen) <br /> casing,0.020-inch <br /> slot <br /> 2-inch Stainless <br /> steel flush thread <br /> bottom cap <br /> Notes: Typical Monitoring Well Construction Diagram <br /> bgs—below ground surface <br /> Actual depths will be determined based June GSH Lathrop Facility GeosyntecD <br /> on field conditions during installation. 2019 Joaquin County,California C011SUILWAS <br />