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P1of1 <br /> DRILLING LOG PROJECTNO. 3134-100 <br /> Supervising Geologist: Tim Berger,R.G.5225 Site Name: Calif. Army National Guard Facility-Stockton <br /> jLog By: Kevin Sheridan Boring No: B-17a <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 Stimson <br /> Rig Type: Geo robe 5400 Road <br /> Driller: Sergio Navarro/Eugene Ta alla <br /> $ USCS SOIL DESCRIPTION <br /> - - <br /> SOIL CONDITION AND GEOLOGIC INTERPRETATION <br /> > E <br /> a <br /> o ro o SOIL TYPE,COLOR,MOISTURE,STAINING,DENSITY,ODOR, SORTING, <br /> s o U 3 U J) 2 PERCENT FINES,ROUNDING,SECONDARY POROSITY o. <br /> a <br /> > 0 4 z GEOLOGY:FILL,ALLUVIUM,BEDROCK A` a 0 3 5 a <br /> x <br /> Gravel surface-unpaved. <br /> ML CLAYEY SILT;light orange brown,moist,no staining,firm,no odorless, 10 to 20%clay, <br /> 2 <br /> low plasticity,massive. 0.0 <br /> Sample B 17a-1-0 collected. <br /> 0.0 <br /> Same as above,grades to gray brown, 10 to 20%clay,low plasticity. <br /> 5 Samples B17a-2-5,and SV-B17a-5 collected. <br /> Boring terminated at 5'bgs. Groundwater not encountered. <br />