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PROJECT NAME: Dupont/ioodi BORING •: MW-31 <br /> PROJECT /: 1813G DATE DRILLED: 11/3/87 <br /> EXCELTECH EXPLORATORY BORING LOG LOGGED BY: x p <br /> Z Cr <br /> r <br /> -, 2 o n <br /> .. q W O { a z <br /> O > � U O <br /> t� n W p- <br /> r SOIL DESCRIPTION y <br /> ^ r a Cr &UW <br /> p� E <br /> Ui t q a t Z 8 t Q <br /> n O <br /> 0 SM SILTY SAND; yellowish brown (10YR 5/6), fine to very <br /> 1 fine grained, subangular sand, very silty (30%). <br /> ^ 1-3% open rootholes, common iron staining in holes, <br /> 2 1% fine gold mica, damp, dense, no product odor <br /> 3 <br /> 4 16 <br /> ^ <br /> 5 20 <br /> A 25 <br /> ^ 6 <br /> " ! 7 <br /> 8 <br /> 9 B 34 <br /> 67 SP SAND; yellowish brown (10YR 5/6), fine to very fine, <br /> 10 subangular, 1% open rootholes, trace of caliche, <br /> 1-2% dark-black organics, danp, very dense, no pro- <br /> 11 duct odor <br /> 12 <br /> 5P SAND; gray (10YR 5/1), mediun to fine grained sand, <br /> 13 clean. 5$ gold mica quartz rich, subangular, darm:p • <br /> to moist, medium dense, no product odor <br /> 14 10 <br /> 15 C 19 SILTY CLAY; olive brown (2.5Y 6/4), silty (15%), <br /> r' clay, mediumn plastic, 1-3% open rootholes, common <br /> 16 i-rm staining of holes, damp, very stiff, no pro- <br /> duct odor <br /> 17 <br /> SM SILTY SAND; dark yellowish brown (10YR 4/4), silty <br /> 18 (15-20%), meidum grained, subangular sand, moderate- <br /> ly friable, 20% biotite and dark minerals, damp, <br /> 19 dense, no product odor <br /> 20 37 <br /> 34 <br /> 1 D 50 <br /> 22 CL SANDY SILTY CLAY; dark yellowish brown (10YR 4/4 ), <br />