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PROJECT NAME Tri Valley Growers-Thorton BORING * MW-4 <br /> 1E 'F PROJECT N 1582G DATE DRILLED 1/29/$$ <br /> CELTECH EXPLORATORY BORING LOG LOGGED BY S C <br /> li- Z' .. s <br /> Z o m a O 4 0O z <br /> U) U <br /> W Lk_ n J p Li SOIL DESCRIPTION a <br /> a to Cr <br /> W E <br /> a o W o <br /> 3 u � <br /> a <br /> LU a o n a 'z o Q <br /> o <br /> a) C" 3 0o a o <br />' ML SANDY SILT, very dark gray ( 10YR 3/1 ) , 15% <br /> 1 fine sand , <5% medium sand , 5% mica, MOISt <br />' 2 <br /> ML SANDY SILT, dark brown ( 10YR 3/3 ) , 35% fine <br /> 3 sand, 5% mica, 5% clay, roots common , damp <br /> 4 - <br /> 5 SM SILTY SAND, dark yellowish brown ( 10YR 4/4 ) <br />' 80% fine sand, 15% silt , 5% mica, rare <br /> 5 4-1 12 roots , few rootholes ( . 5-1mm) , medium <br /> dense, damp <br />' 7 <br /> CL SILTY CLAY, dark grayish brown ( 10YR , <br /> $ 20% silt , 10% sand, <2% mica, moderate <br /> plasticity, moist <br /> 9 <br /> 10 <br /> 4-2 20 CL SANDY CLAY, mottled dark gray ( 5Y 4/1 ) <br /> 11 and dark brown ( 10YR 3/3 ) , 15% fine sand , <br /> trace medium sand , 3% mica, 20% silt , few <br /> 12 to common rootholes (rootholes gray and <br /> wet ) rare root remains , moderate plasticity, <br /> 13 very stiff , moist to wet <br /> -14- <br /> 15 SP SILTY SAND, brown to dark brown ( 10YR 4/3 ) <br /> 4-3 5 70% fine sand, 20% silt , 10% medium sand , <br /> 16 rare coarse sand to fine gravel, sand pre- <br /> dominatly subangular to subrounded clear <br /> 17 quartz , rare rootholes , strong odor and <br /> visable product on sampler and rod , strong <br /> 18 odor within sample , loose , saturated, local <br /> gray mottling (up to 104 ) ( 10YR 5/1 ) <br /> 19 <br />' 20 <br /> -same as above : rare medium to coarse sand , <br /> t21 4-4 7 no product odor <br /> 22 L I <br />