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L <br />EST. 1898 � �. •. • -. <br />Project: Austin Road Landfill <br />Location: Stockton, California <br />PIT F-2 <br />Logged By: A. Cregan <br />Excavated By: Twining Laboratories <br />DEPTH SOIL SYMBOLS <br />its) SAMPLER SYMBOLS Uscs <br />AND FIELD TEST DATA <br />Project Number: A68i02.02 <br />Date Started: 4/25/96 <br />Date Completed: .4/25/96 <br />Elevation <br />Soil Description Remarks <br />0 <br />............... <br />ON <br />.................................................... <br />QRGANIC CLAY; black (7.5YR, 2. <br />5/1), high plasticity, well <br />developed prismatic structure <br />to 6cm in depth with <br />fractures to 1cm in width, <br />...... ...... <br />•. trace CaCO3, damp, slight <br />CH <br />:organic odor ............................... <br />2 <br />INORGANIC CLAY, grayish brown <br />to high <br />(10YR, 5/2), moderate <br />plasticity, no visible <br />bedding, contact with <br />CL—ML <br />: overlying unit is <br />00 <br />00 00 <br />:transitional over 6", strong <br />00 <br />:CaCO3 development, moist, no <br />q01 <br />00 <br />;odor <br />.................................................. <br />Silty Clay to Clayey Silt; <br />10 <br />00 <br />yellowish brown (10YR, 5/4), <br />moderate to high plasticity, <br />bedding, <br />no visible contact <br />with overlying unit Is <br />transitional over 4", strong <br />6 <br />..... <br />. CaCO3 development, non <br />CL <br />cemented CaCO3 present <br />:throughout but not providing <br />:cementing properties, moist, <br />no odor <br />Hard Pan Development in Silty <br />Clay; strong CaCO3 stringer <br />8 <br />bleb development, manganese <br />staining, sample difficult to <br />break by hand, dry, no odor <br />10 Bottom of Pit, Backhoe <br />Refusal <br />t2 <br />14 <br />Notes: <br />