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�k' Conestoga-Rovers & Associates BORINGNVELL LOG <br /> ='="3 19449 Riverside Drive, Suite 230 <br /> {Gp Sonoma, CA 95476 <br /> Telephone: 707-935-4850 <br /> -- ` Fax: 707-935-6649 <br /> CLIENT NAME Shell Oil Products US BORINGIWELL NAME B-92 <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 122.27 ft above msl <br /> DRILLING METHOD Direct Push TOP OF CASING ELEVATION NA <br /> BORING DIAMETER 2 3/8" 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 /> U H <br /> E O a 1W— W a- O SOIL DESCRIPTION z ? WELL DIAGRAM <br /> o mU Q p j UW <br /> d U U U <br /> Clayey SILT IMLI ; dark grayish brown (10YR 4/2); dry; <br /> 40% clay, 60% silt. <br /> @4' - light yellowish brown (1 OYR 6/4); moist; 10% clay, <br /> 0.0 <br /> e-92-5 5 90% silt. <br /> @5' - 20% clay, 80% silt. <br /> 0.0 B.92-10 10 <br /> @10.5' - Sandy SILT (MIL) ; light yellowish brown (10YR <br /> 6/4); moist; 70% silt, 30% fine sand. <br /> ML <br /> @13' - Clayey SILT (ML) ; light yellowish brown (10YR <br /> 6/4); moist; 20% clay, 80% silt. <br /> 0,0 B-92-15 15 <br /> @15' - Interbedded with SILT with Sand (ML) ; light <br /> yellowish brown (10YR 6/4); moist; 80% silt, 20% fine <br /> sand and Clayey SILT (ML); light yellowish brown (10YR <br /> 6/4); moist; 20% clay, 80% fine sand. Portland Type IN <br /> 0 0.0 a-92-20 20 <br /> 'a <br /> 0 <br /> 0.0 B-92-25 P5 25.0 <br /> �^ Silty CLAY (CLI ; light yellowish brown (10YR 6/4); <br /> moist; 60% clay, 40% silt. <br /> CL <br /> 0,0 B-92-30 —30- <br /> 32.0 <br /> Ciavey SILT (MU ; light yellowish brown (10YR 6/4); wet; <br /> ML 30% clay, 70% silt. <br /> 0.0 B-92-35 35 <br /> 35.0 <br /> Bottom of <br /> Boring @ 35 ft <br /> 0 <br /> 0 <br /> 40 <br /> PAGE 1 OF 1 <br />