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Conestoga-Rovers & Associates BORINGIVUELL LOG <br /> � �. 19449 Riverside Drive, Suite 230 <br /> Sonoma, CA 95476 <br /> - � Telephone: 707-935-4850 <br /> Fax: 707-935-6649 <br /> CLIENT NAME Shell Oil Products US BORINGIWELL NAME B-104 <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 NA <br /> DRILLING METHOD Direct Push TOP OF CASING ELEVATION NA <br /> BORING DIAMETER 25/811 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 j n a tW- TgconnmO SOIL DESCRIPTION H s WELL DIAGRAM <br /> a m0 Q WZa <br /> wo <br /> Clayey SILT (ML) ; very dark grayish brown (10YR 3/2); <br /> dry; 30% clay, 70% silt. <br /> @3' - dark yellowish brown (I OYR 4/4). <br /> -0.0 BAN 5 5 <br /> @7' - yellowish brown (10YR 5/4); moist. <br /> 4.6 a-104-10 10 <br /> @10' - dark yellowish brown (10YR 4/4); tar-like crystals. <br /> 28 s-m4a5 _ 15- <br /> 80 <br /> @16.5' - dark yellowish brown (10YR 3/4); oily. <br /> ML Portland Type IIN <br /> @18' - stained. <br /> i2 76 0-104-20 20 <br /> a <br /> i <br /> F9 104 e-10425 25 <br /> M 158 a-104-30 30 <br /> @30' - dark yellowish brown (10YR 4/4); oily. <br /> i <br /> 143 6-104-34 <br /> 35 35.0 <br /> Bottom of <br /> Boring @ 35 ft <br /> 0 <br /> 40 <br /> PAGE 1 OF i <br />