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P1of1 <br /> .� DRILLING LOG PROJECT NO. 3134-100 <br /> SupervisingGeologist: Tim Berger,R.G.5225 Site Name: Calif. Army National Guard Facility-Stockton <br /> By: Kevin Sheridan Boring No: B-18b <br /> Date: 3/17/00 Boring Diameter: 1.75 Inch <br /> Drilling Contractor: Precision Sampling,Inc. Boring Depth: 5 Feet <br /> Contractor Lic.No. 636387 Boring Location: CSMS area adjacent to ditch along fence line. <br /> Rilz Type: Geo robe 5400 <br /> Driller: Sergio Navarro/Eugene Ta alla <br /> USCS SOIL DESCRIPTION <br /> V �_�_ 2 SOIL CONDITION AND GEOLOGIC INTERPRETATION <br /> U <br /> =O <br /> R 2 ' SOIL TYPE,COLOR,MOISTURE,STAINING,DENSITY,ODOR,SORTING, <br /> U 3 w U cn 2 PERCENT FINES,ROUNDING,SECONDARY POROSITY a <br /> o A B U GEOLOGY:FILL,ALLUVIUM,BEDROCK <br /> Ca � ceww3 3 3 x <br /> VL Unpaved gravel at surface. <br /> CLAYEY SILT;light orange brown,moist firm, no staining, no odor, 10 to 20%clay, 0.0 <br /> 2 slight plasticity. <br /> Sample B18b-1-0 collected. <br /> Grades to olive brown,massive. 0.0 <br /> 5 Samples B18b-2-5, SV-B18b-5 <br /> Boring terminated at 5'bgs. Groundwater not encountered. <br />