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Drilling Log <br /> GROUNDWATER Soil Boring SB-6 <br /> LJLJ�I TECHNOLOGY <br /> Chevron - S. Center Stockton <br /> Project Owner Chevron US.4 Products COmDBny <br /> Location 139 South Center St., Stockton CA Prof. No. 02070 0068 <br /> n <br /> Description <br /> OE ° o Qo U <br /> �� a s a , a 1 J N (Color, Texture, Structure) <br /> s�v m o [7 N 'Trace < 10%, Little 10% to 201%, Some 20% to 35%, And 3S% to 50% <br /> 24 Sandy silty CLAY (20,20,60) and clayey sandy SILT (2020,60): <br /> Ci olive--brown, dry to damp, no hydrocarbon odor. <br /> SB-s <br /> 26 2.2 -260 <br /> 28 v <br /> 00 <br /> Sandy silty CLAY (10,15,75): brown with black mottling, dry to damp, no <br /> 30 hydrocarbon odor. <br /> SE-6 <br /> 0.9 -3LO' Pebbly clayey SILT (10,20,70): light brown, dry to damp, crumbly, no <br /> 32 ML hydrocarbon odor. <br /> Silty CLAY (20,80): green-gray, dry to damp, no hydrocarbon odor. <br /> 34 <br /> CL 3fi 59-6 End of boring. !f/30/95 <br /> 0.2 -3sV <br /> - 38 - <br /> - 40- <br /> 42- <br /> -44- <br /> - 46 - <br /> - 48— <br /> _ 50 - <br /> - 52 - <br /> 54 <br /> a4042444648505254 <br /> 175 61 <br /> Page: 2 of 2 <br /> ot/04/1986 rtt,tog-oet,9? <br />