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Proj ect <br /> West Clay Properties Project No AGE-NC-96-0235 BORING NO <br /> 4 Site Address 639 West Clay Street Total Depth 65 Feet B9 <br /> Stockton, California Date 06 October 1999 <br /> Dnlling Co Mitchell Drilling Environmental Logged by McKibben Page 2 of 2 <br /> Rig/Auger Type CME75HT - 6 3/4 H S Reviewed by Henderson <br /> O4��as4�,�1oGQt , C'Gtia��' os Lithologic Description <br />' B945 5 15/25/28 CL Dark green-gray, saturated, very stiff, silty CLAY, faint HC odor <br /> I50— B9-50 31 17/23/30 CL Green-gray, saturated, hard,silty CLAY, white mottling, <br /> faint HC odor <br /> 1 <br />' – B9-55 0 19/25/35 CL Dark green-gray, saturated,hard, silty CLAY, no HC odor <br /> 1 60— B9-60 18 20/27/35 CL Dark green-gray, saturated, hard, silty CLAY, faint HC odor <br /> B9-65 15 15/27/30 CL Dark green-gray, saturated,hard, silty CLAY, faint HC odor <br /> Boring ternunated at 65 feet bsg <br /> – Ground water encountered at 20 feet bsg <br />' Grab water sample collected at 25 feet bsg <br /> 70— Boring backfilled to grade with portland cement <br />' sa— <br /> Advanced1-14 <br /> ; <br /> GeoEnvironmental, Inc. <br />! L 1AMIPR0180RING-11Wps'FCL-14WCLAYB9 SAM <br />