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�r`8 n Conestoga-Rovers&Associates BORINGIWELL LOG <br /> '��_ 19449 Riverside Drive, Suite 230 <br /> . t� Sonoma, CA 95476 <br /> Telephone: 707-935-4850 <br /> Fax: 707-935-6649 <br /> CLIENT NAME Shell Oil Products US BORING/WELL NAME MW-1 <br /> JOB/SITE NAME Former Shell Pipeline DRILLING STARTED 12-Jul-10 <br /> LOCATION Cordes Ranch,Tracy California DRILLING COMPLETED 12-Jul-10 <br /> Continued from Previous Page <br /> U F m <br /> OF w z = <br /> j a W W o-O SOIL DESCRIPTION H? WELL DIAGRAM <br /> 0 <br /> FL m0 < = 0 0Q <br /> p 9 Mw-1-25' @25'-SILT(ML);dark grayish brown(10YR 4/2);dry; <br /> 7 firm; 10%clay,90%silt;medium plasticity. <br /> p 7 MW-1-30' 30 SILT with Sand(ML);yellowish brown(10YR 5/4);dry; Bentonite Seal <br /> 12 firm;75%silt,25%sand;medium plasticity. <br /> Monterey Sand <br /> #2/16 <br /> p iz MW 35 @35'-SILT(ML);yellowish brown(10YR 5/4); moist; <br /> t3 hard; 10%clay,75%silt, 15%sand;medium plasticity. <br /> 4 <br /> 37.5 <br /> Silty SAND ISM);dark yellowish brown(10YR 4/4); <br /> moist;medium dense;40%silt,60%sand. <br /> a 0 q MW-1-40' 40 SM <br /> 11 - 2"-diam.,0.020" <br /> o Slotted Schedule <br /> 40 PVC <br /> F <br /> LL 42.5 <br /> o SILT ML ;pale brown(10YR 6/3);wet;medium dense; <br /> 'a <br /> 90%silt, 10%very fine sand. <br /> c9 <br /> z <br /> z <br /> p 11 MW-1-45' 45 ML <br /> 14 <br /> F <br /> U <br /> V <br /> n <br /> 47.5 <br /> M Silty SAND(SM);pale brown(10YR 6/3);wet;medium <br /> D dense;25%silt,75%very fine sand. <br /> rr SM Bentonite Seal <br /> 9 0 g MW-1-50' <br /> 13 -50- 50.5 <br /> x <br /> U <br /> u5 <br /> Bottom of <br /> a Boring @ 50.5 <br /> ft <br /> 0 <br /> PAGE 2OF2 <br />