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Conestoga-Rovers&Associates BORING/WELL LOG <br /> 19449 Riverside Drive,Suite 230 <br /> Sonoma, CA 95476 <br /> Telephone: 707-935-4850 <br /> Fax: 707-935-6649 <br /> CLIENT NAME Shell Oil Products US BORINGIWELL 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 /> 0 m <br /> E 3:� w z X U) =c9 <br /> U <br /> Oz -1 <br /> o m O X w vi O SOIL DESCRIPTION Z H WELL DIAGRAM <br /> FL v < W c9 ovQ <br /> ML <br /> 65- <br /> 70— <br /> @ <br /> 570@ 71'-100%silt. <br /> 75— <br /> @ 75'-wet;60%silt,40%fine sand <br /> 77.0 <br /> SM Silty SAND(SM);wet;40%silt 60%fine sand. 78.0 <br /> Sandy SILT(ML);moist;65%silt,35%fine sand. <br /> 80 ML <br /> 81.0 <br /> lip <br /> SAND(SP);moist;90%medium to coarse sand, 10% 81.5 <br /> fine ravel <br /> SILT(ML);moist;90%silt,10%fine sand.Mottled with <br /> 85 white caliche. lorn and manganese oxide staining. <br /> 90 <br /> a 95 <br /> m <br /> N <br /> W <br /> o Portland Type 1/II <br /> 10 <br /> LL <br /> 0 <br /> 'a <br /> 05— <br /> z @ 105'-20%clay,75%silt,5%medium sand <br /> 9 <br /> N <br /> O <br /> m 11 @ 110'light yellowish brown(2.5Y 6/4). <br /> 0 <br /> ML <br /> N 15-- <br /> 20— <br /> @ <br /> 2 @ 120'-20%clay,80%silt. <br /> x <br /> U <br /> a 12 <br /> c� <br /> 0 <br /> J <br /> J <br /> J <br /> Continued Next Page PAGE 2 OF 3 <br />