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Advanced BORING LOG
<br /> GeoEnvironmental Inc.
<br /> a BOREHOLE NO.MW-9
<br /> 837 Shaw Road, Stockton, CA 95215
<br /> �
<br /> (209)467-1006 FAX: (209)467-1118 TOTAL DEPTH: 120 feet
<br /> Project: LARRY'S AUTO Drilling Co.: Cascade Drilling
<br /> Site Location: 308 South Grant Street Rig/Auger Type: CME95/8 inch augers
<br /> Stockton Logged By: W Little
<br /> California
<br /> Reviewed By: W Little
<br /> Project No.: AGE-NC-95-0184
<br /> Date(s) Drilled: 05-03-08
<br /> Notes: Soil samples collected xz Water Level Before Drilling Page 1 of 2
<br /> Completed as ground water monitoring well = 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 /> 0 Well cover cristy box
<br /> j
<br /> MW9-5 11,12,12 ... UPPER BACKFILL:Brocken Fill and Brick with
<br /> Concrete
<br /> —10 CL:CLAY,brown fines,dry,low toughness,medium
<br /> MW9-10 10,10,11 0.0
<br /> and low plasticity,no hydrocarbon(HC)odor.
<br /> Cement grout seal from
<br /> —15 SP:POORLY GRADED SAND,fine and medium sand % % 5'to 104'bsg.
<br /> MW9-15 9,10,11 0.0 (50/501/o),dry,no HC odor.
<br /> —2 0 MW9-20 8,8,9 0.0 SP:POORLY GRADED SAND,fine and medium sand
<br /> (30/701/o),dry,no HC odor.
<br /> —2 5 MW9-25 11 12 13 0.0 ML:SILT,brown fines,moist,low toughness/cohesion
<br /> and low plasticity,no HC odor.
<br /> —3 MW9-30 11,11,11 0.0 ML:SILT,brown fines,moist,low toughness/cohesion
<br /> and low plasticity,no HC odor.
<br /> —3 5 MW9-35 10,12,13 152 ML:SILT,gray-brown,hydrocarbon stained fines,
<br /> moist,low toughness/cohesion and low plasticity,strong
<br /> HC odor.
<br /> —4 0 MW9-40 8,9,11 145 ML:SILT,brown fines,moist,low toughness and low
<br /> plasticity,low HC odor.
<br /> —4 5 MW9-45 8,10,11 140 ML:SILT,brown fines,moist,low toughness and low
<br /> plasticity,low HC odor.
<br /> —5 0 MW9-50 8,9,9 SP:POORLY GRADED SAND,NO Recovery,HC
<br /> odor.
<br /> —5 5 MW9-55 10 12,10 1100 CL:CLAY brown fines moist medium toughness and
<br /> high plasticity,strong HC odor. / /
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