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Advanced BORING LOG
<br /> GeoEnvironmental, Inc. BOREHOLE NO B4
<br /> 4005 North Wilson Way, Stockton, CA 95205 f
<br /> (209)467-1006 FAX (209) 467-1118 TOTAL DEPTH 25
<br /> ' Project California Stop Drilling Co Envlroprobe
<br /> Site Location 2224 Manthey Road Rig/Auger Type GeoProbe 5400/125" Probe Rods
<br /> ' Stockton, CA Logged By Jo'1 M Chapman
<br /> Reviewed By Calvin Lee
<br /> Project No AGE-NC-05-1256
<br /> Date(s) Drilled 12 August 2005
<br /> Notes Q Water level during drilling Page 1 of 1
<br /> = Water level in completed well
<br /> ' Depth Sample Blows PID Soil USCS Class and Well Well
<br /> ID /ft (ppm) Symbol Soil Description Completion Description
<br /> I0
<br /> 1
<br /> ' TOPSOIL Dark brown to black,TOPSOIL,dry,no
<br /> _5 134-5 0 hydrocarbon(HQ odor
<br /> SM Brown,SANDY SILT,dry,low plasticity,low
<br /> consistency,low toughness,sand is very fine-grained
<br /> and poorly graded,no HC odor
<br /> SW Light brown,SAND,slightly moist,fine-grained,
<br /> ' 0— B4-10 0 well graded,grain diameter up to 118" no HC odor
<br /> ' ML Brown,CLAYEY SILT,moist,low plasticity,
<br /> —15 B4-15 0 moderate consistency,low toughness,some black
<br /> mottling,no HC odor
<br /> _ H4-20 0 ML Brown CLAYEY SILT,moist,low plasticity,
<br /> moderate consistency,low toughness,some black
<br /> mottling,no HC odor
<br /> ' SM Light brown,SANDY SILT,saturated,low
<br /> —2 5— B4-25 0 plasticity,low consistency,low toughness,sand is
<br /> fine-grained and poorly graded,no HC odor
<br /> SM Orange-brown,SILTY SAND,saturated,
<br /> fine-grained,poorly graded,no HC odor
<br /> SP Dark orange,SAND,saturated,fine-grained,
<br /> poorly graded no HC odor
<br /> 30
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