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r r , <br />' CONCRETE APRON TRAFFIC RATED WELL COVER <br /> SURFACE GRADE y - <br /> 1 ' <br />' WATER TIGHT LOCKING CAP <br /> " <br /> Grout Sea] I to 21 feet <br /> I , <br /> (Schedule 40) Blank PVC Casing <br />' 0 5 To 25 Feet <br /> , <br /> f <br /> Bentonite Plug 21 To 23 Feet <br />' T <br /> 1 <br />' Filter Pack (#3 Sand) <br /> (Schedule 40) 0 020 Slotted PVC Screen 23 To 30 Feet <br /> 25 To 30 Feet <br /> t <br /> r , v <br /> 8-1nch Boring Diameter <br /> s <br /> Not To Scale ` <br />' All Measurements Depicted As Feet Below Surface Grade <br /> IN—SITU AIR SPARGING WELL DESIGN AW--1 THROUGH AW-5 ® Ad�arlced <br /> �� GeoEnvironmental, Inc <br /> Nomellini Construction Co esb1bm.. <br /> 1045 , West Charter Way PROJECT NO AGE-95-0121 FILE Nom4n FIGURE <br /> - Stockton, California DATE 12 March 1999 DRAWN BY MAC t} <br />