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Advanced BORING LOG
<br /> ITL GeoEnvironmental, Inc. BOREHOLE NO MW-2
<br /> 4005 North Wilson Way, Stockton, CA 95205
<br /> PTH DE
<br /> (209)467-1006 FAX (209)467-1118 TOTAL 55'
<br /> Project Pacific Pride Drilling Co Mitchell Drilling Environmental
<br /> Site Location 3230 North West Lane Rig/Auger Type CME 75 / S" hollow stem
<br /> Stockton Logged By B Millman
<br /> California
<br /> Reviewed By N Henderson
<br /> Project No AGE-NC-97-0300
<br /> Date(s) Drilled 06/05/04
<br /> Notes Total depth of bonng MW-2 equal to 55 feet bsg,boring 4 Water level during drilling Page 1 of 1
<br /> completed as 2-inch diameter ground water monitoring well z Water level in completed well
<br /> Depth Sample Blows PID Soil USCS Class and Well Well
<br /> ID 1 ft (ppm) Symbol Soil Description Completion Description
<br /> a
<br /> Well cover
<br /> Water tight,locking
<br /> well cap
<br /> -5 MW2-5 315/7 0 _ ML Mottled dark brown-black,damp,stiff,clayey i, ,✓
<br /> - - SILT No petroleum hydrocarbon(HC)odor ✓// i ✓
<br /> -10
<br /> MW2-10 5/12117 0 _ _ ML Brown-red,dry,stiff to very stiff,sandy SILT,fine ✓ /'
<br /> • sand No HC odor ✓
<br /> -15 MW2-15 8/11/16 0 _ SM Pale brown damp,medium dense,silty SAND, i✓
<br /> fine sand,no HC odor
<br /> I _ r j 'f r/
<br /> -
<br /> 20— MW2-20 t 0116/22 0 ML Brown-red-gray,damp,very stiff to hard,clayey r, Cement grout seal from
<br /> SILT no HC odor 1'to 30'bsg
<br /> r
<br /> I -
<br /> 25 MW2-25 7/11/16 0 -- _ ML Pale brown,damp,very stiff to hard,clayey SILT �'✓
<br /> no HC odor
<br /> �i
<br /> MW2-30 9114121 0 ML Brown-red-gray,moist very stiff to hard clayey
<br /> SILT,no HC odor i Bentonite seal from 30'
<br /> to 33' bsg
<br /> I
<br /> -35 MW2-35 11/14/20 0 —_ ML Brown,damp,very stiff to hard sandy,clayey
<br /> SILT,fine sand,no HC odor
<br /> Y M W2-40 13/18/23 0 SM Pale brown,saturated,dense,silty SAND,fine #2112 sand from 33'to
<br /> Isand no HC odor — 55'bsg
<br /> -4 5 MW2-45 7112/17 0 - __ ML Brown,saturated,stiff to very stiff,sandy SILT Screened interval from
<br /> Ifine sand,no HC odor 35'to 55'bsg
<br /> -50
<br /> MW2-50 6/11114 0 = ML Brown,saturated,stiff to very stiff,clayey SILT, —_
<br /> no HC odor
<br /> I -5 5 _ _�- ML Brown,saturated,stiff to very stiff,clayey SILT
<br /> MW2 55 11/16/25 0 _� _ rY Y Y Wei]plug at 55'
<br /> no HC odor
<br /> -60
<br /> I
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