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Advanced BORING LOG <br /> GeoEnvironmental, Inc. BOREHOLE NO.: MW-12 <br /> 837 Shaw Road, Stockton, CA 95215 <br /> (209)467-1006 FAX: (209) 467-1118 TOTAL DEPTH: 25 Feet <br />' Project: Strong Property Drilling Co.: Mitchell Drilling Environmental <br /> Site Location: 5157 West Business Loop 205 Rig/Auger Type: CME 75HT- 8" Hollow Stens Auger <br />' Tracy, California Logged By: Brian W. Millman <br />' Bill Little <br /> Project No.: AGE-NC-G98-0440 Reviewed By: <br /> Date(s) Drilled: 05 March 2004 <br /> Notes: Water level during drilling Page 1 of 1 <br />' ne Water level in completed well <br /> rDeTpthSample Blows PID Soil USCS Class and Well Well <br />' ID (per 6") (ppm) Symbol Soil Description Completion Description <br /> 0 <br /> Concrete from l'to 2' <br /> I -5 <br /> Bentonite seal from 2' <br /> to 4' bsg. <br />' -10 <br /> I � <br /> -15 MW12-15 16/17/18 D <br /> CL:Browns,very moist,CLAY;medium plasticity and #3 sand from 4'to 25' <br /> toughness,no HC odor. bsg. <br /> I <br /> -20— MW12-20 7/7/12 0 — <br /> SM:Brown,saturated,SILTY SAND;fine sand 15- Screened interval from <br /> I = 20%fines,no HC odor. 5'to 25'bsg. <br /> -25 MW12-25 6/11/12 0 <br /> CL:Light brawn,saturated,CLAY;medium plasticity Cap at 25'. <br /> and toughness,no HC odor. <br /> i <br /> I <br /> -30 <br /> I ` <br />