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r Conestoga-Rovers&Associates BORINGIWELL 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 BORINGIWELLNAME MW-13C <br /> JOB/SITE NAME Former Shell Pipeline DRILLING STARTED 13Jul-11 _ <br /> LOCATION _ Cordes Ranch Tracy.California DRILLING COMPLETED 20-Jul-11 <br /> Continued from Previous Page <br /> N ❑ F V <br /> Z x S� Uso <br /> a m ¢ w j °d 0 SOIL DESCRIPTION >Q WELL DIAGRAM <br /> N ❑ C7 O w <br /> O <br /> 0.0 Silty SAND(SM):dark greenish gray(10Y 411);wet; 156.0 <br /> 50%silt 50°k fine sand. <br /> SILT(ML);dark greenish gray(10Y411);wet;30%day, <br /> 70%silt. <br /> ML aentonite seal <br /> 0.0 6 <br /> 162 5 Monterey sand# <br /> SI tv SAND fSM)•olive(5Y 4/3);wet;5%clay,35%silt <br /> 60%fine sand. Interbedded with Sandy SILT(MLI <br /> olive(5Y 4/3);wet;60%silt,40%fine sand. <br /> 0.0 <br /> 16 SM <br /> Q 166.6'-20%silt,80%fine sand. <br /> 167.0 <br /> SAND with Slit(SPSMI;very dark grayish brown(10YR <br /> 372);wet;10%silt,90%medium sand. 2^-diarn 0.020^ <br /> Slotted Schedule <br /> SP-SM 40 PVC <br /> 0.0 7 <br /> 172.0 <br /> CLAY(CL);olive gray(6Y 4/2);wet;60%clay,40%silt. <br /> 17 CL <br /> 6 foot sump <br /> n <br /> 0 <br /> 178.0 {'.• <br /> 0 <br /> 180 Bottom of <br /> i? Boring a1 178 ft <br /> 'a <br /> M <br /> O <br /> "s <br /> 185 <br /> v <br /> B <br /> p <br /> i <br /> gE 190 <br /> 3 <br /> 0 <br /> 0 <br /> 0 <br /> ZI 195 <br /> PAGE 5 OF 5 <br />