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S <br /> CONCRETE APRON TRAFFIC RATED WELL COVER <br /> SURFACE GRADE <br /> WATER TIGHT LOCKING CAP <br /> GrouL Sea) 1 to 16 feet <br /> (Schedule 40) Blank PVC Casing <br /> 0 5 To 20 Feet <br /> Bentonite Plug 16 To 18 Feet <br /> Filter Pack (#3 Sand) <br /> (Schedule 40) 0 010 Sloped PVC Screen 18 To 35 Feet <br /> 20 To 95 Feet <br /> 8—Inch Boring Diameter <br /> Not, To Scale <br /> All Measurements Depicted As Feet Below Surface Grade <br /> lip ti <br /> PROPOSED SOIL VAPOR EXTRACTION WELL DESIGNr4d�arlced <br /> Sierra Lumber 0® GeoEnvlronmental, Inc <br /> 01 Northern Ca/Jorma <br /> 375 West Hazelton Avenue PROJECT NO AGE-98-0448 FILE Sierra5b FIGURE <br /> Stockton, California DATE 02 March 1999 DRAWN 13Y MAG rj <br />