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NESTED INJECTION WELL DETAILS <br /> PROJECT NUMBER: 2129-1140-01 BORING/WELL NO.: IW-1 A/B <br /> PROJECT NAME. Knowles Property GROUND SURFACE ELEV.- <br /> LOCATION7835 Thorton Road,Stockton, California DATUM: <br /> WELL PERMIT NO.. SR-0062938 INSTALLATION DATE: April 12,2012 <br /> EXPLORATORY BORING WELL CONSTRUCTION <br /> a.TOTAL DEPTH 59 <br /> c.SURFACE SEAL 0 to 1 ft. <br /> ft. <br /> SEAL MATERIAL Concrete <br /> b. DIAMETER 8 in. Deep Well <br /> DRILLING METHOD Holow Stem Auger d. TOTAL CASING LENGTH 57.5 <br /> ft. <br /> MATERIAL Schedule 80 PVC <br /> e. DIAMETER 3/4 in. <br /> f. DEPTH TO TOP OF SPARGE POINT 55.5 ft <br /> g.SPARGE POINT <br /> INSTALLED FROM 55.5 TO 57.5 ft. <br /> e /---TOC(TOP OF CASING) h.TRANSITION SEAL 53 to 54.5 ft. <br /> i SEAL MATERIAL Bentonite Chips <br /> �G-5 VAULT BOX(STD.) <br /> 11 i. FILTER PACK 54.5 to 59 ft. <br /> C FILTER PACK MATERIAL #2/12 Sand <br /> Shallow Well <br /> TOTAL CASING LENGTH 52.5 ft. <br /> MATERIAL Schedule 80 PVC <br /> n <br /> k. DIAMETER 3/4 in. <br /> I. DEPTH TO TOP OF SPARGE POINT 50.5 ft. <br /> a `` j m. SPARGE POINT <br /> f d <br /> INSTALLED FROM 50 5 TO 52.5 ft. <br /> n. BACKFILL 1.0 to 46 ft. <br /> BACKFILL MATERIAL Grout <br /> yt p <br /> 46 to 49 <br /> m o. SEAL <br /> ft. <br /> r" SEAL MATERIAL Bentonite Chips <br /> BENTONITE <br /> p. FILTER PACK 49 to 53 ft. <br /> h %/�� GROUT FILTER PACK MATERIAL #2/12 Sand <br /> ^�'I CONCRETE <br /> L_ <br /> i 9 <br /> I• s;1 SAND <br /> L1�1:j <br /> tf_b _yl PERFORATION <br /> NOT TO SCALE <br /> PREPARED BY Shane Edmunds DATE 4-13-12 <br /> REVIEWED BY DATE <br />