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i <br /> Advanced BORING LOG <br /> _ate, GeoEnvironmental, Inc. BOREHOLE NO VE-1 <br /> 'F 837 Shaw Road, Stockton, CA 95215 <br /> (209) 467-1006 FAX (209) 467-1118 TOTAL DEPTH 40 FEET <br /> Project Former CANTEEN CORP Drilling Co Mitchell Drilling Environmental <br /> Site Location 1500 Shaw Road Rig/Auger Type CME 75 - 8" HSA <br /> Stockton, Callforrlla Logged By Paul Dotson <br /> I Reviewed By N Henderson <br /> Project No AGE-NC-99-0612 Date(s) Drilled 25 February 2002 <br /> i <br /> Notes Total depth of boring 40 feet bsg Boring Water level during drilling Page 1 of 2 <br /> completed as 2-inch diameter vapor extraction well Water level in completed well <br /> Sample Blows PID Soil USCS Class and Well Well <br /> Depth ID (par !) I (ppm) Symbol Sod Description Completion Description <br /> I 0 Well cover cristy box <br /> Asphalt Surface <br /> No sample recovery,pea gravel(tank pit excavation) Cement grout seal from <br /> 2 5'to 6'bsg <br /> -5 <br /> Bentonite seal from 6' <br /> to 8' bsg <br /> No sample recovery,pea gravel(tank pit excavation) <br /> I -10 <br /> I _ SM SILTY SAND,approximately 20%fines,fine <br /> sand,moderate brown,damp,medium dense,70% <br /> -15 VEl-15 7/11/15 7 recovery <br /> #2/12 sand from 8'to <br /> _ 40'bsg <br /> SM/ML CLAYEY SILT,low plasticity,low toughness, <br /> = micaceous,trace of fine sand,moderate yellowish <br /> -20 VEI-20 7/12/25 859 brown,damp,very stiff to hard,50%recovery <br /> _ SM SILTY SAND,approximately 40%fines,fine <br /> sand,dark yellowish brown,damp,very dense,90% <br /> I -25 VEI-25 26/50-6 1,786 recovery <br /> Screened interval from <br /> 10'to 40'bsg <br /> CL SILTY CLAY,no lab sample, 15%recovery <br /> -30 <br /> VEI-30 15/23/30 209 <br /> —- <br /> -_—_ ML CLAYEY SILT,low plasticity,]ow toughness, <br /> —— micaceous,dark yellowish brown,damp,very stiff to <br />' - <br /> 35— VEI-35 15/22/31 735 hard,100%recovery <br />