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Advanced BORING LOG
<br /> .:
<br /> GeoEnvironmental, Inc. BOREHOLE NO.MW-2
<br /> 837 Shaw Road, Stockton, CA 95215
<br /> (209)467-1006 FAX: (209)467-1118 TOTAL DEPTH: 80'
<br /> Project: Former Blue Star Gasoline Drilling Co.: Cascade Drilling,Inc.
<br /> Site Location: 4040 East Main Street Rig/Auger Type: CME-75HT
<br /> Stockton,California Logged By: Jo'l Chapman
<br /> Reviewed By: Calvin Lee
<br /> Project No.: AGE-NC-01-0886 Date(s) Drilled: 02 and 03 May 2005
<br /> Notes: a Water level during drilling Page 1 of 2
<br /> m 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 /> Well cover Cristy,box
<br /> M1V2-5 15/16121 NM MI.:Dark brown,CLAYEY SILT;moist,low
<br /> -5 plasticity,very high consistency,moderate toughness,
<br /> no hydrocarbon(HC)odor.
<br /> —10 MlV2-10 15/15/22 NM ML:Dark brown,CLAYEY SILT;moist,low
<br /> plasticity,very high consistency,moderate toughness,
<br /> no HC odor.
<br /> tE
<br /> —15 MW2-!5 14/17/19 NM ML:Dark brown,CLAYEY SILT;moist,low
<br /> plasticity,very high consistency,moderate toughness,
<br /> no I lC odor.
<br /> Neat cement from 0.5'to
<br /> - tM
<br /> 56'bsg
<br /> —2 p MW2-20 14/15/20 NM ML:Brown,SILT;moist,low plasticity,low
<br /> consistency,low toughness,no HC odor.
<br /> —25 R4W2-25 17/17/22 NM IAL:Dark brown,CLAYEY SILT;low plasticity,
<br /> high consistency,moderate toughness,some pea
<br /> gravel,no HC odor. 2"Diameter,Schedule
<br /> 40 PVC with 0.020"
<br /> slotted screen
<br /> M11r2.30 13117!19 NM ML:Brown,SILT;moist,tow plasticity,high
<br /> —30 consistency,low toughness,some pea gravel,no HC
<br /> odor.
<br /> - JE
<br /> MW2-35 17/18/20 NM ML:Dark brown,CLAYEY SILT;moist,tow
<br /> —35 plasticity,high consistency,moderate toughness,no
<br /> HC odor.
<br /> —q p MW2-40 18/19/21 NM ML:Dark brown,CLAYEY SILT;moist,low
<br /> phuticity,high consistency,moderate toughness,no
<br /> HC odor.
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