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<br /> Advanced BORING LOG
<br /> GeoEnvironmental, Inc. BOREHOLE NO .MW-3
<br /> C 4005 North Wilson Way, Stockton, CA 95205
<br /> (209)467-1006 FAX (209)467-1118 TOTAL DEPTH 35 Feet
<br /> Project VANCO Drilling Cc Mitchell Drilling Environmental
<br /> Site Location 1033 West Charter Way Rig/Auger Type CME-7518-mch HSA
<br /> Stockton, California Logged By Donna Sexton
<br /> Reviewed By Calvin Lee
<br /> I Project No AGE-NC-02-0962
<br /> Date(s) Drilled 7-27-04
<br /> Notes s Water level during drilling Page 1 of 1
<br /> Im Water level in completed well
<br /> Depth Sample Blows PID Soil USCS Class and Well Well
<br /> IID 1 ft (ppm) Symbol Soil Description Completion Description
<br /> 0
<br /> I
<br /> CL Dark Brown,CLAY,dry,moderate consistency,
<br /> - MW3-5' 5/9114 0 r modEratc toughness,moderate plasticity,no
<br /> hydrocarbon(I IC)odor
<br /> 16 Cement grout seal from
<br /> CL Orange Brown,SILTY CLAY,dry,40%fines, 0 5 to 12'bsg
<br /> -10— moderate W3.10' 619/14 0 r' moderate consistency,moderate plasticity,moderate
<br /> toughness,no HC odor
<br /> _
<br /> Bentonite seal from 12'
<br /> to 14' bsg
<br /> -15 MW3-15' 7/11/19 0a
<br /> ML Orange Brown,CLAYEY SILT,30%fines dry,
<br /> moderate consistency,moderate plasticity,moderate
<br /> toughness,no HC odor
<br /> I -2 0 MW3-20' 6/8/11 00
<br /> ML Orange Brown,CLAYEY SILT 30%fines,dry,
<br /> moderate consistency,moderate plasticity,moderate
<br /> toughness,no HC odor
<br /> -25—
<br /> MW3-25' 811 3/20 0
<br /> ML Orange Brown,CLAYEY SILT,30%fines,dry, 93 sand from 14'to 35'
<br /> moderate consistency,moderate plasticity,moderate bsg
<br /> toughness,no HC odor
<br /> IML-SM Orange Brown,SANDY SILT,moist,low
<br /> MW3-30' 8/25/21 0 plasticity,low touhgness,moderate consistancy,no Screen interval with
<br /> HC odor (0 020)from 15'to 35'
<br /> bsg
<br /> I SP Grey Brown,SAND clean,saturated,fine
<br /> grained,poorly graded,no HC odor
<br /> -
<br /> 35— End cap at 35'
<br /> MW3-35' 10/17/28 0SP Grey Brown,SAND,clean,saturated,fine
<br /> grained,poorly graded,no HC odor
<br />
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