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Advanced BORING LOG <br /> M. GeoEnvironmental, Inc. BOREHOLE NO VE-1 <br /> 837 Shaw Road, Stockton, CA 95215 TOTAL DEPTH 40 FEET <br /> (209) 467-1006 FAX (209)467-1118 <br /> Project Former CANTEEN CORP Drilling Co Mitchell Dnllmg Environmental <br /> Site Location 1500 Shaw Road Rig/Auger Type CME 75 - 8" HSA <br /> Stockton, California Logged By Paul Dotson <br /> Reviewed By N Henderson <br /> Project No AGE-NC-99-0612 Date(s) Drilled 25 February 2002 <br /> Notes Total depth ofbormg 40 feet bsg Boring �z Water level during drilling Page 1 of 2 <br /> completed as 2-mch chameter vapor extraction well 3c Water level in completed well <br /> Well <br /> Sample Blows PID soil llSCS Class and Comp;Well ll Description ID (per 6") {ppm} Symbol) Soli Description <br /> I <br /> Well cover cnsty box <br /> 0 Asphalt Surface z�717 <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 /> -10 <br /> _ 5M SILTY SAND,approximately 20%fines,fine <br /> sand,moderate brown,damp,medium dense,701/o <br /> 15 — — recovery <br /> VE1-15 7/11/15 7 <br /> 92112 sand from 8'to <br /> 440,bsg <br /> SM/ML CLAYEY SILT,low plasticity,low toughness, <br /> micaceous trace of fine sand,moderate yellowish <br /> -20— <br /> — brown,damp,very stiff to hard,50%recovery <br /> VEl-20 7/12/25 859 <br /> _ SM SILTY SAND,approximately 40%fines,fine <br /> sand,dark yellowish brown,darrp,r er7 dense,90% <br /> -25— — recovery <br /> VEI-25 26/50-6 1,786 <br /> Screened interval from <br /> 10'to 40'bsg <br /> CL SILTY CLAY,no lab sample,15%recovery <br /> -30 VE1-30 15/23/30 209 <br /> ML CLAYEY SILT,low plasticity,low toughness, <br /> micaceous,dark yellowish brown,damp,veru stiff to <br /> -35— VFI-35 15/22/31 735 hard, 100°10 recovery <br />