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° - Conestoga-Rovers & Associates BORING/WELL LOG <br /> 19449 Riverside Drive, Suite 230 <br /> {r f=1 Sonoma, CA 95476 <br /> Telephone: 707-935-4850 <br /> Fax: 707-935-6649 <br /> CLIENT NAME Shell Oil Products US BORINGMELL NAME B-90 <br /> JOB/SITE NAME Former Shell Pipeline DRILLING STARTED 27-May-11 <br /> LOCATION Cordes Ranch Tracy California DRILLING COMPLETED 14-Jun-11 <br /> PROJECT NUMBER 060223 WELL DEVELOPMENT DATE (YIELD) NA <br /> DRILLER Cascade Drilling Co. GROUND SURFACE ELEVATION 122.29 It above msl <br /> DRILLING METHOD Direct Push TOP OF CASING ELEVATION NA <br /> BORING DIAMETER 23/811 SCREENED INTERVAL NA <br /> LOGGED BY B. Siegfried DEPTH TO WATER (First Encountered) NA <br /> REVIEWED BY J. Gaarder DEPTH TO WATER (Static) NA 1 <br /> REMARKS Airknifed to 5 ft. <br /> y 0 F rn <br /> n OI— W Z Z <br /> z g, LU W M 6 Q O SOIL DESCRIPTION F ? WELL DIAGRAM <br /> CL m0¢ W 0 � OOW <br /> V 0 <br /> Clavey SILT (ML) ; dark grayish brown (10YR 4/2); dry; <br /> 40% clay, 60% silt. <br /> @4' - light yellowish brown (10YR 6/4); moist; 10% clay, <br /> 90% silt. <br /> 0.0 o-sa-e 5 M� @5' -Clavev SILT (ML) ; light yellowish brown (10YR PoAland Type II <br /> 6/4); moist; 20% clay, 80% silt. <br /> 0.0 B-90-10 10 10.0 <br /> Bottom of <br /> Boring @ 10 ft <br /> i� <br /> 'a <br /> � 15 <br /> 20 <br /> i <br /> a <br /> c� <br /> 0 <br /> 25 <br /> PAGE f OF 1 <br />