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2 FT <br />LOCKING COVER <br />6 INCH I.D. SCH 40 4 IN. DIA. SCH 40 l :..'~ <br />STEEL OUTER CASING STEEL GUARD POSTS "'' <br />(3 IF REQUIRED) ~ ~:..:.`~ <br />2 FT 2 FT <br />CONCRETE <br />f'.. •. <br />•• 2 I T ~a~ ~•'^ I <br />. ~ 2 FT <br />4FT a.~: - <br />,. <br />VARIES <br />NEAT CEMENT GROUT ~~_ <br />2 INCH I.D. SCH 40 <br />FLUSH THREADED <br />PVC WELL CASING <br />BENTONITE SEAL <br />(1 FT THICK) ~~ 1 <br />1 FIT +/- <br />- 3 FT +/- <br />2INCH LD., NO. 10 SLOT, -_ <br />FLUSH THREADED, <br />PVC VEE-WIRE SCREEN =_ <br />(OR APPROVED EQUIVALENT) __ <br />10 FT <br />#40 RED FLINT FILTER PACK <br />.: __ <br />_ ,,3 <br />1 FT <br />tai <br />8 1/41N. DIA <br />BOREHOLE <br />TYPICAL WELL CONSTRUCTION JAN 2011 <br />~[ll~ilie@A'~~1g. AMBIENT GROUNDWATER QUALITY FIGURE <br />Monitoring Well.dwg MONITORING NETWORK 2 <br />PROJECT#:20607 TWIN CITIES METRO AREA <br />