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vow Nwool, <br /> File No. NFE-4533-01 <br /> August 1999 <br /> DATE DRILLED: 7/29/99 DRILLER: Exploration Geoservices <br /> ELEVATION: approx. 44 ft. DRILLING METHOD: Hollow Stem Auger <br /> BACKFILL METHOD: Neat Cement DIAMETER OF BORING: 6 in. <br /> LOGGED BY: J. Buckthal DEPTH TO GROUNDWATER: NGWE <br /> o � n <br /> .- Z 0 N Cn O <br /> $ Log of Exploratory Boring No. EB10 0 <br /> a as 2 C/� = <br /> �, m <br /> 0Description U) <br /> 1.5 feet of BASEROCK. <br /> 1 <br /> 2 <br /> 3 <br /> 4- <br /> 5- <br /> 6, <br /> 56 NS 12 LEAN CLAY,brown, moist, low plasticity, no hydrocarbon odor. CL <br /> 7 <br /> 8- <br /> 9- <br /> NS <br /> 9NS 18 LEAN CLAY, brown, moist,low plasticity, no hydrocarbon odor. <br /> 10 <br /> .r <br /> 11 <br /> 12 - - - - - - - - - <br /> 13 <br /> CL <br /> 14 NS 8 SANDY CLAY, brown,wet,none to low plasticity,very fine grained sand, no <br /> h drocarbon odor. <br /> 15 <br /> 16- Boring terminated at 14.5 feet. <br /> 17 Groundwater not encountered. <br /> .r 18 <br /> 19- <br /> 20- <br /> 21- <br /> 22- <br /> 23- <br /> 24- <br /> 251 <br /> 9202122232425 <br /> Earth Systems Consultants Pombo/Chevron LOG OF EXPLORATORY BORING NO. EB10 <br /> .�, Northern California Tracy,California <br /> Figure A7 <br /> V <br />