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<br /> BORING LOG
<br /> GeoEnvironmental, Inc. BOREHOLE NO.: MW-2
<br /> 837 Shaw Road, Stockton, CA 95215
<br /> TOTAL DEPTH: $51
<br /> (209) 467-1006 FAX: (209) 467-1118
<br /> Project: Buffalo Tank Drilling Co.: Mitchell Drilling Environmental
<br /> Site Location: 5709 East Freemont Street Rig/Auger Type: CME 75
<br /> Stockton, California Logged By: Donna J. Sexton
<br /> Reviewed By: Calvin F. Lee
<br /> ' Project No.: AGE-NC-02-0896 Date(s) Drilled: 11 and 12 April 2005
<br /> Notes: Below surface grade(bsg) s Water level during drilling Page 1 of 2
<br /> Water level in completed well
<br /> Depth Sample Blows PID Soil uSCS Class and Well Well
<br /> ID (per 6") (ppm) Symbol Soil Description Completion Description
<br /> 0
<br /> ' Welt cover cristy box
<br /> MW"2-5 3/4/7 ML:Orange Brown,CLAYEY S1L'r,dry,low
<br /> g
<br /> consistency,low plasticity,low toughness,no
<br /> hydrocarbon(IiC)odor.
<br /> –10 MW2-10 6/8/11 ML:Orange Brown,CLAYEY SILT,moist,low
<br /> ' consistency,low plasticity,low toughness,no HC
<br /> odor.
<br /> ' –15 MW2-15 7/9/11 -
<br /> ML:Orange Brown,CLAYEY SILT,moist,low
<br /> consistency,low plasticity,low toughness,no HC
<br /> odor.
<br /> –20— MW2-20 4/7/12 ML:Orange Brown,CLAYEY SILT,moist,low Cement grout seal from
<br /> consistency,low plasticity,low toughness,no I1C .5'to 60'bsg.
<br /> odor.
<br /> –25
<br /> ' MW2-25 5/8/14 ML:Orange Brown,CLAYEY SILT,moist,low
<br /> consistency,low plasticity,low toughness,no HC
<br /> odor.
<br /> –30 CLAYEY SILT moist,low
<br /> MW2-30 5/8/10 ML.Orange Brown,C ,
<br /> consistency,low plasticity,low toughness,no HC
<br /> ' odor.
<br /> i
<br /> –35 MW2-35 6/7/11 MT.:Orange Brown,CLAYEY SILT,moist,low
<br /> consistency,low plasticity,low toughness,no HC
<br /> odor.
<br />
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