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Advanced <br /> BORING LOG <br /> GeoEnviron mental, Inc. <br /> BOREHOLE NO MW-1 <br /> 4005 North Wilson Way, Stockton, CA 95205 <br /> {209}467-1006 FAX {209}467-1118 TOTAL DEPTH 55 Feet <br /> Protect F1sco Warehouse Date(s) Drilled 2122100 <br /> Protect No AGE-NC-97-0343 Page 2 of 2 <br /> Sample Blows PID Soil USCS Class and Well Well <br /> Depth p Well <br /> ID 1 ft (ppm) Symbol Soil Description 1 2 Description <br /> Cement grout seal from <br /> -30— CL Red-brown,slightly damp,silty CLAY,gray 28'to 30 5'bsg <br /> MW I-30 12/20/30 200 staining,minor black speckling,white mottling at <br /> bottom,moderate HC odor <br /> Bentonite seal from 30 5' <br /> to 32 5'bsg <br /> -35— — CL Red-brown,moist,silty CLAY,faint HC odor <br /> MWI-35 11/13/15 109 <br /> ML Red-brown,moist,fine sandy SILT,minor white <br /> mottling,moderate HC odor <br /> - <br /> 40— CL Red-brown,moist,silty CLAY,white mottling,no <br /> MW1-40 20/14/17 0 HC odor <br /> #3 sand from 32 5'to 55' <br /> bsg <br /> - <br /> 45— CL Brown,saturated,CLAY with silt,no HC odor <br /> MW1-45 28/40/42 0 <br /> Screen interval from 34'to <br /> 54'bsg <br /> S0 MW1-50 23/30/35 0 CL Brown,saturated,CLAY with silt,no HC odor <br /> ' <br /> Cap at 54'bsg <br /> _55— MW 1-55 10/15/25 D CL frown,saturated,CLAY with silt,no HC odor <br /> I -60 <br />