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r i <br /> CONCRETE APRON TRAFFIC RATED WELL COVER <br /> SURFACE GRADE _ _ <br /> ' WATER TIGHT LOCKINGCAP <br /> Grout Seal 1 to 1 5 feet <br /> 1 <br /> (Schedule 40) Blank PVC Casing <br /> ' 4 5 To 5 Feet <br /> Bentonite Plug 1 5 To 3 Feet <br /> 1 y <br /> Filter Pack '(#3 Sand) <br /> (Schedule 40) 0 020 Slotted PVC Screen 3 To 20 Feet <br /> 5 To 20 Feet <br /> 8-Inch Boring Diameter <br /> Not To Scale <br /> All Measurements Depicted As Feet Below Surface Grade <br /> SOIL VAPOR EXTRACTION WELL DESIGN VW-3 THROUGH VW-9 /4dVanCed <br /> Nomellini Construction Co �� GeoEnvxronmental, Inc <br /> �A� of Narlhern CiGtornii <br /> 1 045 West Charter 1'Y ay PROJECT NO ACE-95-0121 FILE Nom3g FIGURE <br /> Stockton, California DATE 12 March 1999 DRAWN BY MAC 3 <br />