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P1of1 <br /> DRILLING LOG PROJECT NO. 3134-100 <br /> Su ervisin Geologist: Tim Berger,R.G. 5225 Site Name: Calif.Army National Guard Facility-Stockton <br /> Log By: Kevin Sheridan Boring No: B-7 <br /> Date: 3/18/00 Boring Diameter: 1.75 Inch <br /> Drilling Contractor: Precision Sampling,Inc. Boring Depth: 10 Feet <br /> Contractor Lia No. 636387 Boring Location: CSMS area inside garage near wash rack area <br /> Rig Type: Geo robe 5400 <br /> Driller: Sergio Navarro/Eugene Ta alla <br /> USCS SOIL DESCRIPTION <br /> ° SOIL CONDITION AND GEOLOGIC INTERPRETATION <br /> > <br /> a <br /> c 6 o SOIL TYPE,COLOR,MOISTURE,STAINING,DENSITY,ODOR,SORTING, <br /> U <br /> v U 3 Un ^°o PERCENT FINES,ROUNDING,SECONDARY POROSITY a <br /> U = GEOLOGY:FILL,ALLUVIUM,BEDROCK <br /> Q � zww3 3 � a x <br /> 5" concrete pavement at surface <br /> CLAYEY SILT;dark gray brown,moist, no staining,dense,no odor,20 to 30%clay, 0.0 <br /> 5 occasional fine sand layers. <br /> Same as above;grades to light orange brown with olive portions, very moist, firm,30 to 40% 0.0 <br /> moderate plasticity,massive. <br /> 10 Samples 137-1-10 ans SV-137-10 collected <br /> Boring terminated at 10'bgs. Groundwater not encountered. <br />