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WGeoStrateg(es Log of Boring U-4 <br /> PROJECT Unocal Station No 0187 LOCATION 437 E Miner Avenue, Stockton, CA <br /> w <br /> M <br /> ILL � <br /> CL � w = GEOLOGIC DESCAIPTIQN WELL DIAGRAM <br /> Cj <br /> X CL a a <br /> LU uai CD <br /> CL <br /> k <br /> YZ <br /> 3 F <br /> SY <br /> color change to light yellowish brown (2 5Y 6/4), <br /> fine sand increases to 30-40% at 39 feet <br /> 40 5 40 U4-40 decreasing to trace to 5% downward In sample i <br /> s — 7 <br /> C11 <br /> SANDY CLAY (CL) - dark grayish brown (2 5Y 4/2), m t <br /> hard, saturated, 50-60% clay, 40-50% fine sand <br /> 45 5 38 U4-45 <br /> SW o ¢ <br /> .e. — <br /> N <br /> SAND (SW) - very dark gray (2 SY 3/0), dense, <br /> saturated, 100% fine to coarse sand, predominantly " <br /> 50 70 47 U4-50 medium sand _= <br /> CL SANDY CLAY (CL) - dark greenish gray (513 4/1), <br /> 55 <br /> 18 51 U4-55 hard, moist, 70-80% clay, 20-30% fine sand <br /> t <br /> Bottom of boring = 55 feet 7/19/95 <br /> 06570 60- <br /> 65- <br /> TO <br /> i <br /> 75 <br /> JOB NUMBER 482704 Page 2 of 2 <br />