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Conestoga-Rovers & Associates BORINGMELL LOG <br /> 19449 Riverside Drive, Suite 230 <br /> USonoma, CA 95476 <br /> r Telephone: 707-935-4850 <br /> Fax: 707-935-6649 <br /> CLIENT NAME Shell Oil Products US BORING/WELL NAME B-79A <br /> JOB/SITE 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 F m <br /> m 2uj <br /> a O z ii F W N ° O SOIL DESCRIPTION Iaz ? WELL DIAGRAM <br /> a U N 7 UO <br /> SM <br /> @ 77-77.2' - SAND (SP) ; dark yellowish brown (10YR <br /> 4/4); wet; 100% fine sand. <br /> 0.0 @ 78.9-79' - SAND (SPI ; dark yellowish brown (10YR <br /> 80 4/4); wet; 100% fine sand. <br /> @ 79.8-79,9' - SAND (SP) ; dark yellowish brown (10YR <br /> 4/4); wet; 100% fine sand. 81 .3 <br /> ML80' - ellowish brown 10YR 5/6 82.0 <br /> SILT (ML) ; dark yellowish brown (1 OYR 3/3); wet; 100 <br /> silt. <br /> sM Silty SAND ISM) ; dark yellowish brown (10YR 3/3); wet; <br /> 0.0 25% silt, 65% fine to medium sand, 10% fine gravel. <br /> 85 <br /> 86,0 <br /> SAND with Gravel (SP) ; dark yellowish brown (10YR <br /> sP 3/3); wet; 60% medium to coarse sand, 40% fine gravel. <br /> 88.0 <br /> SILT (MLI ; light olive brown (2.5Y 5/6); wet; 50% clay, <br /> 0,0 50% silt. <br /> 90 <br /> 0.0 <br /> 95 <br /> r <br /> � ML <br /> 0 10 <br /> i7 <br /> @ 102' - light olive brown (2.5Y 5/4); wet; 20% clay, 80 <br /> C6 silt. <br /> 0.0 <br /> 10 <br /> 108.0 <br /> 1 <br /> Bottom of <br /> 110 Boring @ 108 It <br /> x <br /> c� <br /> 0 <br /> 115 <br /> PAGE 3 OF 3 <br />