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Project Yamada Property Project No AGE-NC-98-0452 BORING NO <br /> Site Address 15406 South Tracy Boulevard Total Depth 20 Feet B 1 <br />' Tracy, California Date 19 October 1998 <br /> IMF Drilling Co Fisch Environmental Logged by McKibben Page 1 of 1 <br /> IRig/Auger Type Geoprobe Reviewed by Henderson <br /> Llthologic Description <br /> – OH/OL i Dark brawn, very moist, silty CLAY, organic, <br /> Bl-5 0 / i no hydrocarbon (HQ odor <br /> I <br />' SM : • : • : Brown, saturated, silty fine SAND,no HC odor <br /> 10— B1-10 0 OH/OL Dark brown, very moist, CLAY, organic, no HC odor <br /> – CL Gray and brown, saturated, sandy CLAY, small roots, <br /> B1-15 0 / no HC odor <br /> OH/OL i Dark gray-brown, saturated, CLAY with fine sand,organic, <br /> 20— BI-20 0 j i no HC odor <br /> – Probing terminated at 20 feet bsg <br /> – Grab water sample collected front 9-15 feet bsg <br /> Probing backfilled to surface grade with partland cement <br /> 30- <br /> 40— <br /> it Z <br /> Advanced <br /> GeoEnvlronmental, Inc. <br /> ILIAMIPRO5BORING-1%YAMAI)AVYAMADABI SAM <br />