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(For Detail,see Typical <br /> Well-Head Completion <br /> Existing Grade Level Dia am <br /> Locking Top(Plug) <br /> s; <br /> • Christy Box(Concrete) <br /> or Traffic-Rated Flush <br /> Well Cover <br /> T'Diameter <br /> Con finig Layer or Schedule 40 <br /> Unsaturated Zone PVC Solid <br /> T <br /> Minimum V <br /> Bentonite Seal <br /> Static Water <br /> Level <br /> Fust Water <br /> Encountered <br /> in Boring . <br /> 0.02"Slot <br /> Slots Set Above or Below First Water = 2"Diameter <br /> Depending upon Degree of Contamination = Schedule 40 PVC <br /> Found in Unsaturated Zone,Thickness of = <br /> Water-Bearing Zone and Apparent = <br /> Static Water Level. <br /> Water-Bearing <br /> Maximum 20 ft.of Slots = Zone <br /> into Water-Bearing Zone _= <br /> if Aquitard(Confining Layer) _ <br /> is Not Encountered = <br /> Minimum <br /> 2"Annulus = <br /> PVC End Cap <br /> f Bentonite <br /> Plug <br /> Confining Layer <br /> 1-5 fL (Impermeable) <br /> Illustration;Not To Scale <br /> LEGEND Typical Groundwater Monitor Well FIGURE <br /> Construction Details(2"Casing) <br /> Concrete . <br /> Grout(Cement Type 1,II,Portland 3 <br /> .3-5%Bentonite) <br /> Sand <br /> WE STERN Gi. OLOG I C RE S OURCE S. INC. <br />