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Conestoga-Rovers & Associates BORING/VIIELL LOG <br /> 19449 Riverside Drive, Suite 230 <br /> t � Sonoma, CA 95476 <br /> Telephone: 707-935-4850 <br /> -,^ Fax: 707-935-6649 <br /> CLIENT NAME Shell Oil Products US BORING/WELL NAME B-1 04A <br /> JOB/SITE NAME Former Shell Pipeline DRILLING STARTED 16-Nov-11 <br /> LOCATION Cordes Ranch, Tracy, California DRILLING COMPLETED 16-Nov-11 <br /> PROJECT NUMBER 060223 WELL DEVELOPMENT DATE (YIELD) NA <br /> DRILLER Gregg Drilling GROUND SURFACE ELEVATION 124.43 It above msl <br /> DRILLING METHOD Direct Push TOP OF CASING ELEVATION NA <br /> BORING DIAMETER 2 5/8" SCREENED INTERVAL NA <br /> LOGGED BY B. Siegfried DEPTH TO WATER (First Encountered) NA Sz <br /> REVIEWED BY J. Gaarder DEPTH TO WATER (Static) NA 1 <br /> REMARKS Airknifed to 5 ft. <br /> U H � <br /> a �: i— e- z ~ �. y O O <br /> Co W C3 <br /> O ~ w � vi O SOIL DESCRIPTION z F WELL DIAGRAM <br /> Q. U oo 0 0 w <br /> 0 <br /> Clayey SILT IMU ; very dark grayish brown (1 OYR 3/2); <br /> dry; 30% clay, 70% silt. <br /> ML @3' - dark yellowish brown (10YR 4/4); moist. <br /> 0.0 B-104A-5 5 — <br /> @6' - <br /> @6' - light yellowish brown (10YR 6/4); moist; 20% clay, <br /> 70% silt, 10% fine sand. 7.6 <br /> SM ! Silty SAND ISM) ; yellowish brown (10YR 5/6); moist; g.6 <br /> 30% silt 70% fine to medium sand. <br /> Clayey SILT (ML) ; brownish yellow (10YR 6/6); moist; <br /> 0.0 A-104A-10 I — to— 30% silt, 70% fine to medium sand. <br /> 0,0 A-104A-15 15 <br /> Portland Type IIN <br /> p 0.0 A-104A-20 20 <br /> ML <br /> FD 0.0 A-104A-25 25 <br /> @26.3' - brownish yellow (10YR 6/6); moist; 20% clay, <br /> 60% silt, 20% fine sand. <br /> @27' - brownish yellow (10YR 6/6); moist; 30% clay, 70% <br /> silt. <br /> 30 @29' - 25% clay, 65% silt, 10% fine sand. <br /> 0.0 A-104A-30 <br /> @31 ' - 30% clay, 70% silt. <br /> i 0.0 A-1a4Aa5 35 35.0 <br /> Bottom of <br /> Boring @ 35 ft <br /> c2 <br /> 0 <br /> 40 <br /> PAGE i OF I <br />