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Advanced , B*ING LOG <br /> _ GeoEnviron mental, Inc. <br /> BOREHOLE NO.. MW_11 <br /> - ; 837 Shaw Road, Stockton, CA 95215 <br /> (209) 467-1006 FAX: (209) 467-1118 TOTAL DEPTH: 110.50 feet <br /> Project: RALPH SQUARE-BUI Date(s) Drilled: 21 March 2008 <br /> Project No.: AGE-NC-07-1537 Page 5 of 6 <br /> Depth Sample Blows PID Soil USCS Class and Well Well <br /> ID (per 6") (ppm) Symbol Soil Description Completion Description <br /> CL:Yellow-Orange Brown,Moist,SANDY CLAY; <br /> fine poorly graded sand,high plasticity and toughness, <br /> HC odor. <br /> —80 MWII-80 16-20-38 137 <br /> • SM:Dark-Brown,Saturated,SILTY SAND;fine, <br /> poorly graded,HC odor. <br /> —85 MWII-85 23-28-38 9.1 / <br /> SM:Dark Yellow-Brown,Saturated,SILTY SAND; <br /> fine,poorly graded,no HC odor. <br /> CL:Dark Yellow-Brown,Saturated,SANDY CLAY; / <br /> fine poorly graded sand,medium to high plasticity and <br /> —90 MW 11-90 13-14-26 37.5 toughness,no HC odor. <br /> CL:Dark Yellow-Brown,Wet to Moist,SANDY <br /> CLAY;fine poorly graded sand,medium to high <br /> plasticity and toughness,slight HC odor. <br /> CH:Dark Yellow-Brown,Wet to Moist,CLAY;high <br /> MW 11-92 13-19-28 1.8 plasticity and toughness,hard consistency,slight HC <br /> odor <br /> b <br /> SP:Dark Yellow-Brown,Saturated,SAND;fine,poorly <br /> graded,slight HC odor. <br /> —95 MWII-95 26-2-50 7.3 <br /> CH:Dark Brown,Wet to Moist,CLAY;high plasticity <br /> and toughness,hard to stiff consistency,slight HC odor. <br />