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Advanced BORING LOG <br /> GeoEnvironmental, Inc. BOREHOLE NO . : MW-8 <br /> 837 Shaw Road, Stockton, CA 95215 <br /> (209) 467-1006 FAX: (209) 467-1118 TOTAL DEPTH : 691 <br /> Project: Stallworth Auto Sales Drilling Co. : Mitchell Drilling <br /> Site Location: 602 North California Street Rig/Auger Type: CME 75 HT/8.25-inch HSA <br /> Stockton, California 95205 Logged By: ALC <br /> Reviewed By: WRL <br /> Project No. : AGE-NC-99-0682 <br /> Date(s) Drilled: 19 April 2007 <br /> Notes: Total depth 69' bsg . Boring completed as 2" monitoring s Water Level Before Drilling <br /> Page 1 of 1 <br /> well. No. soil samples collected. 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 /> Well cover cristy box <br /> -5 <br /> - 10 % (/ <br /> -15 <br /> - 20 <br /> - 25 <br /> G Cement grant seat from <br /> 3 to 55' bsg. <br /> - 30 <br /> - 35 <br /> - 40 G <br /> - 45 <br /> - 50 � G <br /> — 55 Bentonite seal finm 55' to <br /> 57' bag. <br /> — 60 #3 sand from 5T to 69' <br /> bsg. <br /> — 65 <br /> Screen 0.01 interval from <br /> 59' m 69' bsg. <br /> —70 Cap at 69'. <br />