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Advanced BORING LOG <br /> GeoEnvironmental Inc. <br /> --- � BOREHOLE NO MW-2 <br /> 4005 North Wilson Way, Stockton, CA 95205 <br /> (209)467-1006 FAX (209)467-1118 TOTAL DEPTH 55 Feet <br /> Project 1~lsco Warehouse Drilling Co West Hazmat <br /> Site Location 1648 Shaw Road Rig/Auger Type CME-75 / 10" H S <br /> Stockton, California Logged By B Millman <br /> Reviewed By N Henderson <br /> Project No AGE-NC-97-0343 Date(s) Drilled 02/23/00 <br /> Notes :iz Water level during drilling page 1 of 2 <br /> s Water level in completed well <br /> Sample Blows PID Sod USCS Class and Well Well <br /> Depth ID /ft (ppm) Symbol Soil Description Completion Description <br /> a <br /> Traffic rated well box at <br /> surface grade <br /> Cap at 0 5'bsg <br /> -5 No soil sample collected <br /> Cement grout seal from <br /> 05'to75'bsg <br /> IBentonite seal from 7 5'to <br /> -10 No soil sample collected 10' bsg <br /> -15 CL Black,moist,CLAY,very stiff,no petroleum <br /> MW2-15 8110115 23 —— hydrocarbon(HC)odor <br /> ML ISM Light brown,moist,sandy SILT/silty SAND, <br /> fine sand,no HC odor <br /> -20— MW2 20 14114!20 26 SP Tan,dry,POORLY GRADED SAND,fine sand, #3 sand from 10'to 26' <br /> dense,no HC odor <br /> bsg <br /> I <br /> —— Screen interval from I I'to <br /> - <br /> 25— ML Brown-gray,moist,clayey SILT,hard,HC odor 26'bsg <br /> MW2-25 35150@5" 1,200 <br /> Cap at 26'bsg <br />