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Field Exploratory Boring Log Well MW-12 <br /> OV" <br /> Blows/ Sample Well Depth Soil Group Materials Description <br /> PQM 6" Number Construction (ft) (USCS) <br /> 00 1 11bftx _ Asphalt and base rock 0 to 0 5' <br /> Clay (CL- fill) <br /> Black (N210),moist, stiff,low to moderate plasticity, 65% clay, <br /> 20% fine to coarse sand, 15% fine gravel <br /> 5 _ <br /> 4 @ 5' As above, moist, stiff <br /> loo 7 MW 12-6 5 <br /> 5 0 <br /> 0 <br /> co <br /> c <br /> U <br /> 0 <br /> U <br /> O 10 <br /> 4 6 MW 12-11 5 U @ 10' As above,Very dark gray (2 5Y 312),moist, stiff, <br /> 7 ED <br /> y moderate plasticity,75%clay, 25% fine sand, <br /> 9 <br /> native soil -not fill <br /> L1 <br /> N <br /> 15 <br /> zo 1 MW 12 165 @ 15' As above,moist to wet, very stiff <br /> 15 <br /> a <br /> O O <br /> VS V <br /> Q Silt(ML) <br /> 20 Dark yellowish brown (10YR 414), wer, hard, 70% silt, 20% <br /> 4 v <br /> 24 5 MW-12 21 4 clay, 10% fine sand <br /> V <br /> 7 <br /> 25 @ 25' As above, wet,hard <br /> 11 <br /> 14 15 MW 12 26 <br /> 21 <br /> Sand (SP) <br /> Dark olive brown (2 5Y 313), wet,dense,95% fine 111 <br /> 11130 -11 coarse sand, 5%fines Page 1 of 3 <br /> WELL SHELL OIL PRODUCTS COMPANY Borehole Diameter 10 inches <br /> Shell Service Station Logged by ] Neely CAMBRI <br /> MW-12 Driller Gregg <br /> 2575 Country Club Boulevard Date Started 3-Nov-97 240-0783 <br /> Stockton, California Date Completed 15-Dec-97 <br />