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File No. NFE-4463-04 <br /> August 1999 <br /> DATE DRILLED: 7/29/99 DRILLER: Exploration Geoservices <br /> ELEVATION: 47 ft. DRILLING METHOD: Hollow Stem Auger <br /> BACKFILL METHOD: Neat Cement DIAMETER OF BORING: 6 in. <br /> LOGGED BY: J. Buckthal DEPTH TO GROUNDWATER: 12.2 ft. <br /> ..r <br /> 6 CD a <br /> z <br /> o Log of Exploratory Boring No. EB6 0 0 <br /> o <br /> m u- ' <br /> o _ <br /> D <br /> 0 Description v) <br /> 3.5-4.5 feet of BASEROCK from old road. <br /> 2 <br /> -� 3 <br /> 4 <br /> 5 <br /> g NS 9 SILTY CLAY, brown, moist, low plasticity, no hydrocarbon odor. <br /> 7- <br /> 8- <br /> 9- <br /> NS <br /> 89NS 10 LEAN CLAY, brown, moist, low to medium plasticity, no hydrocarbon odor. CL <br /> 10 <br /> .. 11 <br /> 12 <br /> 13 NS 12 LEAN CLAY,brown, moist. <br /> 14 <br /> r <br /> 15 <br /> Boring terminated at 13.5 feet. <br /> 16 Groundwater encountered at 12.2 feet. <br /> .r <br /> 71819 17- <br /> 18- <br /> 19 <br /> 20- <br /> 21 <br /> 22- <br /> 23- <br /> 24- <br /> 25- <br /> Earth <br /> 2232425Earth Systems Consultants Corral Hollow LOG OF EXPLORATORY BORING NO. EB6 <br /> -' Northern Caiifomia Tracy,California Figure A9 <br /> u <br />