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E <br />THe <br />LOG OF BACKHOE PIT <br />AffAl"In <br />LABORATORIES, INC. PIT P-5 <br />Project: Austin Road Landfill <br />Location: Stockton, California <br />Logged By: A. Cregan <br />fxnnvated Bv: Twinina Laboratories <br />Project Number: A68102.02 <br />Date Started: 4/25/96 <br />Date Completed: 4/25/96 <br />Elevation <br />LTH <br />SOIL SYMBOLS <br />SAMPLER SYMBOLS <br />AND nELD TEST DATA <br />uses <br />Soil Description <br />Remarks <br />® <br />ON <br />.............................. <br />QRGANIC CLAY; black (7.5Yr, <br />2.5/1), high plasticity, well <br />developed prismatic structure <br />with fractures to 2cm In <br />width & 4cm in depth, trace <br />CoCO3, moist, organic odor <br />2 <br />............... <br />INORGANIC CLAY: light grayish <br />brown (10YR, 6/2), moderate <br />to high plasticity, stron <br />CaCO3 development with <br />stringers to 2mm in width, <br />4 <br />CL <br />easily broken by hand, no <br />visible bedding, moist, <br />:transitional contact over 6" <br />;with overlying unit <br />CLAY, Sandy; light olive <br />573), 20-307 <br />brown (2.5Y, <br />fine—grained sand, 70-807 <br />6 <br />moderately plastic silt clay, <br />2. <br />clay brooks into nodules to <br />5cm in dia., moist, no odor <br />8 <br />10 <br />Bottom of Pit <br />12 <br />14 <br />«M <br />