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Field Exploratory Boring Log: Well S-2 <br /> OVM Blows/ Sample Well Depth Soil Group <br /> PPM 6" Number Construction (ft) (USCS) Materials Description <br /> Wellbox Asphalt&Base rock 0 to 0 5' <br /> Clayey Sand(SC) <br /> Olive brown (2 5Y 414),moist,559o' fine sand, <br /> 25% clay, 20°lo silt <br /> U <br /> O Q. <br /> W) O <br /> O � <br /> G � <br /> C4 5 <br /> 0 0 12 s_2_6$ U e @ 5' as above, moist, very stiff <br /> 10 cv <br /> Bentotute <br /> 7to8ft <br /> Silty Sand (SM) <br /> 7 Dark olive brown (2 5Y 3/3),moist, medium dense, 70% <br /> 10 fine sand,30%silt <br /> 15 IF 10 - <br /> 00 S-2-10 <br /> Clay (CL) <br /> 15 Olive brown (5Y 4/4), moist,hard,low plasticity, 55% clay, <br /> 17 <br /> 00 32 S-2-15 15 20%silt, 25%fine sand <br /> 0 <br /> M <br /> O <br /> O <br /> O <br /> CI] <br /> 10 @ 18 5' as above,olive brown(5Y 4/4),moist, hard, <br /> 30 Q 55%clay,40% silt, 5% fine sand <br /> b 20 <br /> c <br /> 00 S-2-20 a <br /> R o <br /> � U <br /> C � <br /> 16 7 Silt(ML) <br /> 25 Olive gray (5Y 4/2), moist, hard, 55% silt, 35%clay, 10% <br /> 192 30 S-2-25 25 fine sand <br /> 12 — @ 28 5' as above, wet,hard <br /> 342 22 S-2-30 30 Total depth of boring 30 feet <br /> BORING SHELL OIL PRODUCTS COMPANY Borehole Diameter 8 Inches CAMBRIA <br />. Former Shell Service Station Logged by 7 Neely <br /> 1267 Count Club Boulevard Driller Gregg Drilling <br /> 2 Stockton, California Date Started 19-Feb-98 240-0943 <br /> Date Completed 19-Feb-98 <br />