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Advanced BORING LOG <br /> _ GeoEnvironmental, Inc. <br /> BOREHOLE NO.-.MW-6 <br /> 837 Shaw Road, Stockton, CA 95215 <br /> (209)467-1006 FAX: (209)467-1118 TOTAL DEPTH: 25 feet <br /> Project: TRINKLE& BOYS Drilling Co.: All Well Abandonment <br /> Site Location: 31244 South Highway 33 Rig/Auger Type: CME 75 <br /> Tracy, California Logged By: REN <br /> Reviewed By: WRL <br /> Project No.: AGE-NC-08-1598 <br /> Date(s) Drilled: 13 May 2009 <br /> Notes: = Water Level Before Drilling Page 1 of 1 <br /> i Water Level After Drilling <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 /> Cement grout seal <br /> from.5'to 2'bsg. <br /> Bentonite seal from 2' <br /> to 3' bsg. <br /> CH:Dark Brown to Black,Dry,CLAY,high plasticity and toughness, <br /> slight hydrocarbon(HC)odor. <br /> —5 MW6-5 4-5-6 0.7 <br /> CH: Yellow-Orange Brown,Wet,CLAY;high plasticity and <br /> toughness,no HC odor. <br /> 43 monterey sand <br /> —10 MW6-10 5-5-6 0 from 3'to 25'bsg. <br /> CL:Yellow-Orange Brown,Saturated,SANDY CLAY;approximately <br /> 70%clay with high plasticity and toughness,3%organic materials, <br /> fine poorly graded sand,0.5"gravels,hard consistency,no HC odor <br /> —15 MW6-15 4-6-7 0 <br /> Screened interval <br /> from 5'to 25'bsg. <br /> CL:Yellow-Orange Brown,Saturated,SANDY CLAY;fine poorly <br /> graded sand,high plasticity and toughness,no HC odor. <br /> —20 MW6-20 7-8-10 0 <br /> CL:Yellow-Orange Brown,Saturated to Wet,SANDY CLAY; <br /> approximatley 40%fine poorly graded sand and 60%clay with <br /> medium to high plasticity,no HC odor. <br /> —25 MW6-25 5-6-7 0 Cap at 25'. <br />