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Advanced CORING LOG
<br /> GeoEnvironmental, Inc. BOREHOLE NO.: BS
<br /> rte..,.
<br /> 837 Shaw Road, Stockton, CA 95215
<br /> (209)467-1006 FAX: (209)467-1118 TOTAL DEPTH: 351
<br /> Project: Prem Dor Drilling Co.: Enviroprobe
<br /> Site Location: 433 West Scotts Avenue Rig/Auger Type: Geoprobe 5400
<br /> Stockton, California Logged. By: Jo'l M. Chapman j
<br /> I
<br /> Reviewed By: Calvin F. Lee
<br /> Project No.: AGE-NC-02-0950
<br /> Date(s) Drilled: 19 July 2005 �
<br /> Notes: Static groundwater measured at 19'bsg. 4 Water level during drilling
<br /> Page 1 of 1 �
<br /> Ground water sampled from 20'to 30'bsg. = Water level in completed well
<br /> Sample Blows PID SoilUSCS Class and
<br /> Depth ID (per 6") (ppm) Symbol Soil Description
<br /> 0
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<br /> -5 135-5 N/A NM ML:Brown,CLAYEY SILT;slightly damp,low plasticity,moderate consistency,no
<br /> toughness,some mottling,no hydrocarbon(HC)odor.
<br /> -10 BS-10 N/A NM ML:Brown,CLAYEY SILT;slightly damp,low plasticity,moderate consistency,no
<br /> toughness,some mottling,no HC odor.
<br /> I
<br /> -15 BS-15 N/A NM ML:Brown to tan,CLAYEY SILT;slightly damp,low plasticity,low consistency,low
<br /> toughness,appx.50%clay,no HC odor.
<br /> —20 135-20 N/A NM ML:Gray to tan,CLAYEY SILT;slightly damp,no plasticity,slight consistency,no
<br /> toughness,some white mottling,no HC odor.
<br /> —25 135-25 N/A NM ML:Gray to tan,CLAYEY SILT;damp,no plasticity,slight consistency,no toughness,
<br /> some white mottling,no HC odor.
<br /> SM:Tan,SILTY SAND;moist,medium-grained,no HC odor.
<br /> —30 BS-30 N/A NM CH:Dark gray-blue,CLAY;slightly moist,high plasticity,high consistency,moderate
<br /> toughness,no HC odor.
<br /> —35 135-35 N/A NM CL:Dark blue-gray,SILTY CLAY;moist,moderate plasticity,moderate consistency,
<br /> moderate toughness,appx.30%silt,no HC odor.
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