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Conestoga-Rovers&Associates <br /> ' 19449 Riverside Drive,Suite 230 <br /> BORING/WELL LOG <br /> Sonoma,CA 95476 <br /> Telephone: 707-935-4650 <br /> Fax: 707-935-6649 <br /> CLIENT NAME Shell Oil Products US BORINGANELL NAME MW-138 <br /> JOBISITE NAME Former Shell Pipeline DRILLING STARTED 27-Jul-11 <br /> LOCATION Cordes Ranch,Tracy California DRILLING COMPLETED 29-Jul-11 <br /> PROJECT NUMBER 060223 WELL DEVELOPMENT DATE(YIELD) NA <br /> DRILLER Cascade Drilling Co. GROUND SURFACE ELEVATION 120.64 It above mat <br /> DRILLING METHOD Roto-sonlc vibration TOP OF CASING ELEVATION 122,93 It above msi <br /> BORING DIAMETER 6° SCREENED INTERVAL 110 to 125 fbq <br /> LOGGED BY B.Siegfried DEPTH TO WATER(First Encountered) 40.0 ft(29-Jul-11) Q <br /> REVIEWED By J.Gaarder DEPTH TO WATER(Static) NA 1 <br /> REMARKS <br /> U rn <br /> n N _ <br /> O O Z 0.0. Z a ' O o SOIL DESCRIPTION Q LL DIAGRAM <br /> CL <br /> my fil o� "� o I 1 <br /> No soil Iggged from 0 to 8 feet <br /> 6 <br /> ____ 8.0 <br /> Silty SAND(SM)•dark yellowish brown(10YR 416); <br /> SM moist;6%clay,30%silt,66%fine sand. <br /> 10 10.0 <br /> SAND with Silt(SP-SM);brownish yellow(I OYR 816); <br /> moist;10°%silt,90%medium sand. <br /> SP-SM <br /> 15 15.0 <br /> ML SILT IML);brownish yellow(10YR 616);moist;20% <br /> clay,80%silt. 16.5 <br /> r SM ! Silty SAND(SM):brownish yellow(i0YR 616);moist; <br /> u30%silt,70%fine sand. 17.6 <br /> sandy SILT(ML);brownish yellow(10YR 616);moist; <br /> ML 6%clay.30%silt,65%fine sand. <br /> 0 <br /> a <br /> —20- <br /> 20.5 <br /> e SAND with Sllt <br /> SM):light olive brown(2.6Y 5f4); <br /> z moist;10%silt,90%medium sand. <br /> sPSM <br /> U <br /> a 26 25.0 <br /> sANo wlfh Sllt and Gravel ISP-SMl;yellowish brown <br /> SP-SM:! (10YR 616);moist;10%silt,60%medium sand,30%fine <br /> sand. <br /> � SILT(MLI;dark yellowish brown(10YR 4/4);moist;20% 27.5 <br /> clay,70%silt,10%fine sand. <br /> 30 <br /> v <br /> 0 <br /> n <br /> o ML <br /> 34'-yellowish brown(10YR 5/4):25%clay,75%silt. <br /> —35 <br /> Continued Next Page PAW 7 O <br />