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Cambria Environmental Technology, Inc BORING/WELL LOG <br /> 270 Perkins Street <br /> Sonoma, California 95476 <br /> Telephone (707)935-4850 <br /> Fax (707) 935-6649 <br /> CLIENT NAME Shell Oil Products US BORINGIWELL NAME B-6 <br /> JOBISITE NAME Shell-branded Service Station DRILLING STARTED 06-Sep-03 <br /> LOCATION _1160 West Yosemite Avenue,Manteca,CA DRILLING COMPLETED 05-Sep-03 <br /> PROJECT NUMBER 1660 WELL DEVELOPMENT DATE(YIELD) NA <br /> DRILLER Gregg Drilling GROUND SURFACE ELEVATION 30'ft above msl <br /> DRILLING METHOD Hydraulic push _ TOP OF CASING ELEVATION Not Surveyed <br /> BORING DIAMETER 13/4" SCREENED INTERVAL NA <br /> LOGGED BY Anne Wettstone DEPTH TO WATER(First Encountered 26 0 ft(05-Sep-03) <br /> REVIEWED BY J Neely,RG 6927 DEPTH TO WATER(Static) NA 1 <br /> REMARKS <br /> U <br /> OD a w leo_J LITHOI_OGIC DESCRIPTION ? WELL DIAGRAM <br /> FL �� OvLU <br /> GM ASPHALT 04 <br /> Silty Sandy GRAVEL(GM),black(7 5YR 2 511),moist, 12 <br /> 6%clay 20%silt,30%fine to coarse sand,45%fine <br /> ravel <br /> Silty SAND(SM),black(7 5YR 2 511),moist,5%day, <br /> 35%silt,60%fine sand <br /> 00 B-6-5 5' S @ 5'-dry <br /> SM <br /> 00 B-6-1 0 5' 10 @ 10'-brown(7 5YR.514),moist <br /> 150 <br /> 00 B-6-1 5 5' 15 Sand(SWj , gray(5Y 511),moist,5%silt,95%fine to Portland Type <br /> coarse sand <br /> SW <br /> 160 <br /> SP SAND(SP1,gray(5Y 511),moist 5%silt,95% <br /> medium to coarse sand 197 <br /> 00 B-6-2 0 5' 20 Clayey SILT(ML),yellowish brown(10YR 514),moist, <br /> /( <br /> 30 clay,70%silt,high plasticity <br /> m <br /> @ 21 7'-Sandy SILT(M L), yellowish brown(10YR <br /> o ML 514),moist,5%clay,80%silt,15%fine sand,low <br /> c� plasticity <br /> 00 B-6-2 4 5' <br /> 25 <br /> Uj <br /> 'a (a 26'-moist to wet 266 <br /> Silty SAND ISM),yellowish brown(10YR 514),moist to <br /> wet,10%(clay 30%silt,60%fine to medium sand <br /> SM <br /> z <br /> U 00 B-6-2 9 5' <br /> 300 <br /> W 30 Bottom of <br /> Boring Q 30 ft <br /> 0 <br /> QM <br /> 0 <br /> 0 <br /> a <br /> J <br /> PAGE I OF <br />