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OZONE INJECTION WELL DETAILS <br /> PROJECT NUMBER U5469 SORINGlWELL NO. _ <br /> PROJECT NAME Arco station 5469 TOP OF CASING ELEV. <br /> LOCATION Stockton GROUND SURFACE ELEV. <br /> WELL PERMIT NO. 29246 DATUM <br /> INSTALLATION DATE 3-25-02 <br /> d <br /> /-TOC(TOP OF CASING) EXPLORATORY BORING <br /> -.LG-5 VAULT OF <br /> a.TOTAL DEPTH 58 . 5 <br /> ft <br /> T[]j <br /> b. DIAMETER 8 in. <br /> 7 <br /> DRILLING METHOD hollow stem auger <br /> ' WELL CONSTRUCTION <br /> c.TOTAL CASING LENGTH 58 ft. <br /> e <br /> MATERIAL <br /> d. DIAMETER 0 . 75 in. <br /> e. DEPTH TO TOP OF SPARGE POINT 55 . 5 ft- <br /> ���� <br /> 8 iii iii I <br /> c f. SPARGE POINT <br /> INSTALLED FROM 5 5 . 5 To 58 ft. <br /> g. SURFACE SEAL 01 -1 ' <br /> SEAL MATERIAL concrete <br /> h. BACKFILL 11 -521 ft <br /> BACKFILL MATERIAL neat cement <br /> I.SEAL ' -- ft. <br /> f <br /> SEAL MATERIAL bentonite <br /> j. FILTER PACK 541 -58 , <br /> ft <br /> FILTER PACK MATERIAL #2Z12 sand <br /> L ..I... <br /> - b -� <br /> BENTONITE <br /> v, CONCRETE <br /> ~i CEMENT <br /> SAND <br /> ® SPARGE POINT <br /> NOT TO SCALE <br /> PREPARED BY DATE <br /> REVIEWED BY DATE <br />