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Advanced BORING LOG
<br /> GeoEnvironmental, Inc. BOREHOLE NO B5
<br /> f 837 Shaw Road, Stockton, CA 95215 TOTAL DEPTH 35'
<br /> (209) 467-1006 FAX (209)467-1118
<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
<br /> Reviewed By Calvin F Lee
<br /> Project No AGE-NC-02-0950 Date(s) Drilled 19 July 2005
<br />' Notes Static groundwater measured at 19'bsg sz Water level during drilling Page 1 of 1
<br /> Ground water sampled from 20'to 30'bsg s Water level in completed well
<br /> 1 Sample Blows PID Soil USCS Class and
<br /> Depth ID (per 6") (ppm) Symbol Soil Description
<br />' 0
<br /> 1
<br /> 5 135-5 NIA NM ML Brown,CLAYEY SILT, slightly damp,low plasticity,moderate consistency,no
<br /> toughness,some mottling,no hydrocarbon(HC)odor
<br /> B5-10 NIA NM ML Brown,CLAYEY SILT, slightly damp,low plasticity,moderate consistency,no
<br /> toughness,some mottling,no HC odor
<br /> -15 BS-15 NIA NM ML Brown to tan,CLAYEY SILT,slightly damp,low plasticity,low consistency,low
<br /> toughness, appx 50%clay,no HC odor
<br /> 77-20 BS-20 NIA NM ML Gray to tan,CLAYEY SILT,slightly damp,no plasticity,slight consistency,no
<br /> toughness, some white mottling,no HC odor
<br /> -25 B5-25 NIA 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 NIA NM CH Dark gray-blue,CLAY,slightly moist,high plasticity,high consistency,moderate
<br /> toughness,no HC odor
<br /> 1
<br /> 135-35 NIA NM CL Dark blue-gray,SILTY CLAY,moist,moderate plasticity,moderate consistency,
<br /> moderate toughness,appx 30,o silt,no HC odor
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