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- Conestoga-Rovers BORING/UVELL LOG <br /> " z ? 19449 Riverside Drive,Suite 230 <br /> {c sem/ 1I Sonoma, CA 95476 <br /> Telephone: 707-935-4850 <br /> Fax: 707-935-6649 <br /> CLIENT NAME Shell Oil Products US BORING/WELL NAME B-93A <br /> JOB/SITE NAME Former Shell Pipeline DRILLING STARTED 31-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 120.86 ft above msl <br /> DRILLING METHOD Direct Push TOP OF CASING ELEVATION NA <br /> BORING DIAMETER 2318" 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 Z a Lu W N a 0 SOIL DESCRIPTION i? WELL DIAGRAM <br /> o <br /> C, C7 Ow <br /> N ULU <br /> ClaveV SILT(ML);dark grayish brown(10YR 412);dry; <br /> 40%clay,60%silt. <br /> @4'-light yellowish brown(10YR 6/4);moist; 10%clay, <br /> 0.0 B-93A-5 5 90%silt. <br /> @5'-light yellowish brown(10YR 6/4);moist;20%clay, <br /> 80%silt. <br /> 0.0 e-93A-10 —to— <br /> ML <br /> 10ML <br /> 0.0 B-MA-16 15 Portland Type II <br /> @15.5'-Clayey SILT with Sand(ML);light yellowish <br /> brown(10YR 6/4);moist;20%clay,50%silt,30%fine <br /> sand. <br /> a <br /> m <br /> 0 0,0 8-93A-20 20 <br /> j 21.5 <br /> LL SP-SM SAND with Silt(SP-SM); light yellowish brown(10YR 22.5 <br /> 0 <br /> ­\6/4);moist' 10%silt 90%medium to fine sand. <br /> a Silty CLAY(CL):light yellowish brown(10YR 6/4); <br /> F moist;60%clay,40%silt;with caliche and some sandy <br /> L7 z 0.0 B-93A-25 1 P5 stringers. <br /> M <br /> � CL <br /> b <br /> S <br /> 1 <br /> O <br /> M <br /> 0.o B-93A-3030 30.0 <br /> Bottom of <br /> Boring @ 30 ft <br /> i 35 <br /> U <br /> 0 <br /> O <br /> a <br /> 0 <br /> O <br /> J <br /> 40 <br /> PAGE 1 OF 1 <br />