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i <br /> 3 <br /> CONCRETE APRON TRAFFIC RATED WELL COVER <br /> SURFACE GRADE <br /> WATER TIGHT LOCKING 7--/, <br /> Grout Seal 1 to 11 feet <br /> (Schedule 40) Blank PVC Casing <br /> 0 5 To 15 Feet <br /> Bentonite Plug 11 To 13 Feet <br /> Filter Pack (#3 Sand) <br /> (Schedule 40) 0010 Slotted PVC Screen 13 To 45 Feet <br /> 15 To 45 Feet <br /> 14-Inch Boring Diameter <br /> Not To Scale <br /> All Measurements Depicted As Feet Below Surface Grade <br /> qqpF <br /> PROPOSED GROUND WATER EXTRACTION WELL DESIGN & 4dGveaonEn`v&idronmenta1, Inc <br /> Sierra Lumber olNorLkern c..,rnrn,. <br /> 375 ��ryY e s t Hazelton Avenue PROJECT No AGE-98-0448 FILE Sierra3c FIGURE <br /> Stockton, California DATE 02 March 1999 DRAWN BY MAC 3 <br />