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' PROJECT NAME Tri.-Valley Grocers 60RtNG 0 M�!-� <br /> Thornton <br /> PROJECT 0 1582G DATE DRILLED 8/21/87 <br /> XCEITECH EXPLORATORY BORING LOG LOGGED By K. P. <br /> � 0 Cr <br /> w o c� <br /> z o > O z <br /> LU U w _ <br /> -' a W SOIL DESCRIPTION <br /> LU 4a �, a zg D a4 <br /> o u� 3 = U rt � <br /> a o <br />' 0 <br /> 1 ROAD BASS <br /> 2 <br /> ML SANDY SILT, dark brown ( 10yr3/3 ) , 20-25% <br /> 3 very fine sand , 5% gold mica, damp , soft , <br /> no 2roduct odor <br /> 4 ksp <br /> SAND, dark yellowish brown ( 10yr3/4 ) , fine <br />' to medium, subangular to subrounded , damp , <br /> 5 loose no oroduct odor <br /> CL SILTY CLAY, very dark grayish brown , ( 10yr3/4) <br /> 6 -2 17 30-40% silt , 5% open rootholes , 5% red mot- <br /> A ties , medium plasticity, damp, very stiff, <br /> 7 no product odor <br /> $ CL SILTY CLAY, very dark brown , ( 10yr2/2 ) , <br /> 20--30% silt , medium to high plasticity, <br /> 9 moist , very staff , no product odor <br /> 1 <br /> I -2 13 CL SILTY CLAY, very dark grayish brown ( 10yr3/2) <br /> B 30-40% silt , 45% open rootholes , 5% gold <br /> 12 mica, 10% red mottles , moist , stiff , no <br /> product odor <br /> _13- <br /> -14- <br /> 16 'I- <br /> 3 I416 ,I-2 15 -color change to dark brown ( 7 . 5yr3/4 ) and <br /> mottled dark gray ( 7 . 5yr4/0 ) , wet , staff , <br /> 17 C no product odor <br /> I8 <br /> i9 <br /> 0 <br /> ?1 -2 11 <br /> D Sm SILTY SAND, greenish gray ( 5rg5/1 ) , mottled <br /> ' 2 olive ( 5y5/3 ) , 30% silt , 5% rootholes , low <br /> plasticity , wet stiff , no product odor <br />