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r>� AftAM <br /> "f- TYPICL AIR SPARGING POINT VAULT CROSS SECTION <br /> (NOT TO SCALE) <br /> TRAFFIC—RATED FLUSH MOUNT <br /> CHRISTY BOX <br /> " ASPHALT CONCRETE <br /> r, PAVEMENT GRADE <br /> 12" MIN. <br /> RUBBER GASKET <br /> TRENCH <br /> 0 <br /> • Ce. R ' p' <br /> a <br /> 1 „0 SCH 40 PVC <br /> 2'-0 <br /> TRENCH <br /> FIELD CUT HOLE IN VAULT <br /> j FOR VAPOR PIPING <br /> EXISTING <br /> i SUBGRADE <br /> == <br /> 1"o PVC 90' <br /> CONCRETE 1 "0 SCH 40 PVC AIR SPARGING WELL <br /> AIR SPARGING WELL WKA NO: 4628.09 <br /> 404 West Fremont Street DATE: 8101 <br /> r WALLACE - KUHL & ASSOCIATES, INC. <br /> GEOTECHNICAL ENGINEERING Stockton, California PLATE NO: 7 <br /> 'F GEOLOGIC & ENVIRONMENTAL SERVICES <br />