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..... . . <br /> Advanced BORING LOG <br /> a 7 GeoEnvironmental, Inc. <br /> = _ BOREHOLE NO.: EWl <br /> 837 Shaw Road, Stockton, CA 95215 <br /> 209 467-11306 FAX: 209 -TOTAL DEPTH:467-1118 20 Feet <br /> I Project: Enterprise Investments Drilling Co:: Mitchell Drilling Environmental <br /> i1 Site Location: (Former JB Murphy Trucking) Rig/Auger Type: CME 75HT- 15" Hollow Stem Auger <br /> 355 Enterprise Place Logged By: Brian W.Millman <br /> Tracy, California <br /> Reviewed By: Calvin Lee <br /> .� Project No.: AGE-NC-97-0360 <br /> Date(s) Drilled: 31 January 2002 <br /> Notes: Water level during drilling Page 1 of 1 <br /> = Water level in completed well <br /> Depth Sample Blows PID Soii USCS Class and Well Well <br /> ID per 6") (ppm) Symbol Soil Description Completion Description <br /> f <br /> :J <br /> 0 Well cover vasty box <br /> Portland Cement from <br /> P to 2'bsg. <br /> Bentonite seal from 2' <br /> to 4' bsg. <br /> -5 EW1-5 12/15/17 0 <br /> CL:Brown,damp,CLAY;medium plasticity and #3 sand from 4'to 20' <br /> toughness,no hydrocarbon(HC)odor,100%recovery. bsg. <br /> 7V7- <br /> J EW1-10 15/38/39 54 CL:Gray to brown,damp to slightly moist,CLAY; Screened interval from <br /> 00/z medium plasticity and toughness,HC odor,100% 5'to 20'bsg. <br /> recovery. <br /> 15"Boring diameter <br /> Q <br /> 6"Casing diameter <br /> 15 EWI-15 6/9/16 13 CL:Gray,moist,CLAY;medium plasticity and <br /> toughness,HC odor,100%recovery, 020 slot size <br /> -20- Cap at 20'. <br /> EW 1-20 6/10/12 9 CL:Gray,saturated,CLAY;medium plasticity and <br /> .J toughness,HC odor,100%recovery. <br /> i <br /> -25 <br /> ' 1 <br />