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Conestoga-Rovers & Associates BORING/VUELL 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 BORING/WELL NAME B-87 <br /> JOBISITE 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 124.55 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 /> N O F U H m <br /> OF W Z = <br /> � a � a of QO SOIL DESCRIPTION Z ? WELL DIAGRAM <br /> a m0 ¢ w a z 0w <br /> o <br /> Clayey SILT (ML) ; dark grayish brown (10YR 4/2); dry; <br /> 40% clay, 60% silt. <br /> ML <br /> @4' - SILT ML ; dark grayish brown (10YR 4/2); moist; <br /> 0.0 8a7-5 5 100% silt. <br /> @5' - Sandy SILT (ML) ; light yellowish brown (10YR <br /> 6/4); moist; 70% silt, 30% fine sand. 7,5 <br /> Silty SAND (SM) ; light yellowish brown (10YR 6/4); <br /> moist; 40% slit, 60% fine sand. <br /> 0.0 B-87-1010 SM <br /> 11 .5 <br /> SAND with Silt (SP) ; light yellowish brown (1 OYR 6/4); <br /> moist; 10% silt, 90% fine to medium sand. <br /> SP <br /> 15.0 <br /> 0.0 B-8745 15 <br /> ML Clayey SILT (ML) ; light yellowish brown (10YR 6!4); <br /> moist; 20% clay, 80% silt. 16.5 <br /> Silty SAND (SM) ; light yellowish brown (1 OYR 6!4); 17.0 <br /> ML moist' 25% Silt 75°10 fine Sand. PoNand Type II <br /> Clavev SILT (ML) : light yellowish brown (10YR 6/4); 18.5 <br /> moist' 20% clay, 80% silt. 19.0 <br /> 0,0 a-87-20 2p ML Sllty SAND (SM) ' light yellowish brown (10YR 614); 20.0 <br /> �. SP moist; 25% silt 75% fine sand. 21 .0 <br /> Clavev SILT (MU ; light yellowish brown (10YR 6/4); <br /> LL ML moist' 20% cla 80% silt. 22.0 <br /> Silty SAND (SP) ; light yellowish brown (I OYR 6/4); <br /> moist' 25% silt 75% fine sand. <br /> Sandy SILT (ML) ; light yellowish brown (10YR 614); <br /> Z 0.p B-87-25 28 moist; 70% silt, 30% fine sand. <br /> L? Silty SAND (SM) ; light yellowish brown (10YR 614); <br /> sM moist; 20% silt, 80% sand. <br /> Clayey Silt, Silt and Silty Sand: water bedded. <br /> 0 <br /> 29.5 <br /> 0.0 8-87-00 30 SAND with Silt (SP-SM) ; light yellowish brown (10YR <br /> sP-SM 6/4); moist; 10% silt, 905/6 medium sand. 31 .5 <br /> CLAY ICL); light yellowish brown (10YR 614); moist; <br /> N 60% clay, 40% silt. <br /> CL <br /> i 0.0 Baran 35 <br /> 35.0 <br /> U <br /> Bottom of <br /> Boring @ 35 ft <br /> 0 <br /> 0 <br /> 40 <br /> PAGE 1 OF 1 <br />