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Advanced BORING LOG <br /> f _ GeoEnvironmental, Inc. BOREHOLE NO.: MW2 <br /> 837 Shaw Road, Stockton, CA 95215 <br /> (209)467-1006 FAX: (209)467-1118 TOTAL DEPTH: 35 Feet <br /> Project: Enterprise Investments Drilling Co:: Mitchell Drilling Environmental <br /> Site Location: (Former JB Murphy Trucldng) Rig/Auger Type: CME 75HT- 8" Hollow Stem Auger <br /> 355 Enterprise Place Logged By: Brian W. Millman <br /> Tracy, California <br /> Reviewed By: Calvin Lee <br /> Project No.: AGE-NC-97-0360 <br /> Date(s) Drilled: 31 January 2002 <br /> z Notes; 4 Water ievei during drilling Page 1 of 1 <br /> " x Water level in completed well <br /> Depth Sample Blows PID Soil USCS Class and Well Well <br /> ID (per 6") (ppm) Symbol Soil Description Completion Description <br /> 0 Well cover cristy box <br /> -a <br /> No soil sample collected Portland Cement from <br /> P to 25'bsg. <br /> i' <br /> -10 <br /> No soil sample collected <br /> =i <br /> 8"Boring diameter <br /> 2"Casing diameter <br /> -15 <br /> No soil sample collected <br /> .020 slot size <br /> -20— <br /> No soil sample collected <br /> l <br /> i <br /> .I 2 5 MW2-25 13/16/19 0Bentonite seal from 25' <br /> CL:Light brown,saturated,CLAY;medium plasticity <br /> and toughness,no hydrocarbon(HC)odor. to 28' bsg. <br /> #3 sand from 28'to 35' <br /> -30— <br /> MW2-30 9115129 0 bsg. <br /> CL:Light brown,saturated,CLAY;medium plasticity <br /> and toughness,no HC odor. <br /> SM:hark brown,saturated,SILTY SAND;fine sand, Screened interval from <br /> 30%fines,no HC odor. 30'to 35'bsg. <br /> - <br /> 35 MW2-35 Cap at 35'. <br /> 8/11/18 0 <br /> SM:Dark brown,saturated,SILTY SAND;fine sand, <br /> I_ — — 30%fines,no HC odor. <br />