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Conestoga-Rovers & Associates BORINGMELL LOG <br /> t 19449 Riverside Drive, Suite 230 <br /> C � Sonoma, CA 95476 <br /> Telephone: 707-935-4850 <br /> Fax: 707-935-6649 <br /> CLIENT NAME Shell Oil Products US BORINGIWELL NAME B-79A <br /> JOBISITE NAME Former Shell Pipeline DRILLING STARTED 25-Jul-11 <br /> LOCATION Cordes Ranch Tracy California DRILLING COMPLETED 26-Jul-11 <br /> Continued from Previous Page <br /> U) FU ~ <br /> a O Z IL (L2 vOi a 0 SOIL DESCRIPTION F 1 WELL DIAGRAM <br /> a m � ti U ❑ ❑ O oOQ <br /> 1984 @ 35' - free product. <br /> 38.3 <br /> SP SAND ISP1 ; olive (5Y 4/3); moist; 5% silt, 95% fine 39.0 <br /> sand. <br /> qp ML SILT (ML) ; olive (5Y 4/3); moist; 20% clay, 80% silt; 40.0 <br /> 1523 sP-sM Interbedded with Silty SAND (SMl ; olive (5Y 4/3); moist; 41 .0 <br /> bbb30% silt 700 fine sand. <br /> SAND with Silt SP-SM) ; olive (5Y 4/3); moist to wet; <br /> 2321 10% silt, 90% fine sand. <br /> ML Sandy SILT (ML) ; olive (5Y 4/3); wet; 70% silt, 30% fine <br /> sand. <br /> 45 @ 44,2' - SILT (ML) ; olive (5Y 4/3); wet; 10% clay, 70% 45.0 <br /> Sip silt 20% fine sand. 45.8 <br /> SAND SP ; olive 5Y 4/3 • wet; 5% silt 95% fine sand. <br /> 1001 Silty SAND (SM) ; olive (5Y4/3); wet; 5% clay, 40% silt, <br /> 55% fine sand. <br /> SM <br /> W'W49.5 <br /> 760 <br /> 50 SILT (ML) ; olive (5Y 4/3); wet; 20% clay, 80% silt. <br /> @ 51 -55' - Interbedded with Silty SAND (SM) ; olive (5Y <br /> 4/3); wet; 5% clay, 45% silt, 50% fine sand. <br /> Portland Type IN <br /> 1080 55 ML @ 55' - SILT (ML) ; olive (5Y 4/3); wet; 30% clay, 60 <br /> silt, 10% fine sand. <br /> r <br /> r <br /> a <br /> 0 386 b­ <br /> -60— <br /> bbl <br /> 0 60.6 <br /> bb SAND with Gravel (SP) ; olive (5Y 4/3); wet; 50% <br /> z SP medium to coarse sand, 50% fine gravel. 62.0 <br /> SILT with Sand (ML) ; olive (5Y 4/3); wet; 80% silt, 20% <br /> bbb fine sand. <br /> 515 @ 64' - SILT (ML) ; olive (5Y 4/3); wet; 30% clay, 70% <br /> 63 65 silt. <br /> ML @ 65' - SILT with Sand (ML) ; dark olive gray (5Y 3/2); <br /> wet; 10% clay, 65% silt, 25% fine sand. <br /> @ 67' - SILT (ML) ; dark olive gray (5Y 3/2); wet; 30% <br /> clay, 70% silt. <br /> N 0.7 @ 68' - dark yellowish brown (10YR 4/4). <br /> 69.5 <br /> 70 Silty SAND ISM) ; dark yellowish brown (10YR 4/4); wet; <br /> z 30% silt, 70% fine sand. Interbedded with SAND with <br /> Silt ISP-SM) ; dark yellowish brown (10YR 4/4); wet; <br /> 10% silt, 90% fine sand. <br /> 0 <br /> 0 <br /> 7 .0 <br /> F —751 <br /> Continued Next Page PAGE 2 OF 3 <br />