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Conestoga-Rovers ivAssociates BORINGMELL LOG <br /> 19449 Riverside Drive, Suite 230 <br /> � t \ y Sonoma, CA 95476 <br /> e, Telephone: 707-935-4850 <br /> Fax: 707-935-6649 <br /> CLIENT NAME Shell Oil Products US BORING/WELL NAME B-109 <br /> JOB/SITE NAME Former Shell Pipeline DRILLING STARTED 14-Nov-11 <br /> LOCATION Cordes Ranch, Tracy California DRILLING COMPLETED 14-Nov-11 <br /> PROJECT NUMBER 060223 WELL DEVELOPMENT DATE (YIELD) NA <br /> DRILLER Gregg Drilling GROUND SURFACE ELEVATION NA <br /> DRILLING METHOD Direct Push TOP OF CASING ELEVATION NA <br /> BORING DIAMETER 25/8 F; 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 /> O U F rn <br /> 2 <br /> T� �O�: a F W a o SOIL DESCRIPTION = WELL DIAGRAM <br /> w �u) ❑ C7 O w <br /> Clayey SILT (ML) ; very dark grayish brown (10YR 3/2); <br /> dry; 30% clay, 70% silt. <br /> @2' - moist; 20% clay, 70% silt, 10% fine sand. <br /> 0.0 B-1095 5 <br /> ML @5' - strong brown (7.5YR 4/6). <br /> 131 s-109-10 10 @9' - begin staining. <br /> @10' - oily. 11 .2 <br /> Silty SAND ISM) ; dark olive gray (5Y 3/2); moist; 30% <br /> silt, 70% fine sand. <br /> SM <br /> 234 a-tos-15 - 15- <br /> 17.5 Portland Type IIN <br /> SP ! SAND (SP) ; dark olive gray (5Y 3/2); moist; 5% silt, 18.5 <br /> 95% fine to medium sand. <br /> Clayey SILT (ML) ; dark olive gray (5Y 312); moist; 25% <br /> 0 442 s-los-20 20 clay, 75% silt; oily. <br /> 'a <br /> ML <br /> 5 370 9-109-2e 25 <br /> @26' - moist; 15% clay, 65% silt, 20% fine sand. <br /> 30 30.0 <br /> 575 8-10930 SP SAND (Sm dark olive gray (5Y 312); moist; 100% fine 31 .0 <br /> fl sand' strin er. <br /> Clayey Sandy SILT (ML) ; dark alive gray (5Y 312); <br /> ML <br /> moist; 15% clay, 65% sit, 20% fine sand. <br /> � 868 s-losers 35 35.0 <br /> _ Bottom of <br /> Boring @ 35 ft <br /> 0 <br /> 0 <br /> 40 <br /> PAGE 7 OF 1 <br />