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Conestoga-Rovers&Associates BORING/WELL LOG <br /> 19449 Riverside Drive, Suite 230 <br /> Sonoma, CA 95476 <br /> µ Telephone: 707-935-4850 <br /> Fax: 707-935-6649 <br /> CLIENT NAME Shell Oil Products US BORING/WELL NAME MW-5C <br /> JOB/SITE NAME Former Shell Pipeline DRILLING STARTED 30-Aug-10 <br /> LOCATION Cordes Ranch,Tracy DRILLING COMPLETED 01-Sep-10 <br /> Continued from Previous Page <br /> U) ujU F m <br /> CL O D a w � a p SOIL DESCRIPTION = WELL DIAGRAM <br /> mOU W _ OO <br /> 30- <br /> 35- <br /> 40— <br /> @ <br /> 34 @ 140'-Sandy SILT(ML);brown(10YR 4/3); moist; <br /> 15%clay,55%silt,30%fine to medium sand;iron and <br /> maganese oxide staining. <br /> 144.0 <br /> 14 Silty SAND ISM);wet;35%silt,65%fine to medium <br /> SM sand. <br /> 148.0 <br /> Sandy SILT(ML);moist;70%silt,30%fine to medium <br /> 15 ML sand. <br /> 153.0 <br /> CLAY(CL);greenish black(5G 2.5/1);moist;60%clay, <br /> 15 40%silt. Bentonite Seal <br /> CL <br /> Lonestar Sand <br /> i 6 #2112 <br /> 162.0 <br /> Silty SAND(SM);moist;60%silt,40%very fine sand. <br /> 0 <br /> 16 SM <br /> N <br /> O) <br /> 0 167.5 2"diam.,Schedul <br /> o CLAY(CL);light yellowish brown(2.5Y 6/4);moist;60% ao PVC <br /> a <br /> 17 clay,40%silt. <br /> LL <br /> W <br /> MW-5C- <br /> 171.5" <br /> �? CL <br /> z 17 <br /> 9 <br /> 0 Bentonite chips <br /> m18 180.0 <br /> 0 <br /> Bottom of <br /> N Boring @ 180 ft <br /> 0 185 <br /> i <br /> 0 <br /> y <br /> x <br /> 190- <br /> 195- <br /> PAGE <br /> 90195PAGE 3 OF 3 <br />