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JOB 41 CL[ENT LOCATION <br /> EA ENGINEERING, CHV72Q I Chevron,USA Stockton,Ca. <br /> SCIENCE.AND DRILLING AND SAMPLING METHODS <br /> TECHNOLOGY, INC. <br /> LOG OF SOIL BORING EA 1 <br /> Coordnates: WATER LEVEL DRILLING <br /> TINE <br /> START FINISH <br /> Elevation to of Iasi ng: DATE TINE TIME <br /> { Casing belowsutface: REFERENCE DATE DATE <br /> SURFACE CONDITIONS <br /> a M J a N = cs <br /> .. ' a LLI � W ' d O <br /> uv <br /> tc m o o DESCRIPTION by <br /> 15 t2 20 <br /> 13 30 silt (ML), brown with white mottling <br /> 25 21 moist, no odor,OVA= 0 ppm. <br /> 2R ML <br /> 3 <br /> 4 <br /> 18 9 25 <br /> 9 25._ 6 silty fine sand (SM) brown/gray , moist, <br /> 16 26 SM ' no odor, OVA=O ppm. <br /> 7 <br /> I Z8 <br /> 9 <br /> 18 10 30 <br /> 17 15 <br /> 25 31 1 <br /> 2 silt(ML), brown moist, some clay, no <br /> 3 ML odor,OVA=O ppm. <br /> 4 - <br /> 417 -10— 3$ <br /> 17 15 <br /> 25 36 S <br /> 7 SM silty -lagey fine sand, (SM), brown <br /> M01 3t, no odor,OVA=O ppm. <br /> 1 <br /> _ 9 <br /> 40 <br /> Page 2 of 3 <br />