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Hole Number: Sheet 1 of 8 <br /> (RST & ASSOCIATES, INC.- AMW 22 Soil Log <br /> Northing: 2,147,896.8 Easting: 6,361,154.7 Ground Surface Elevation: 35.4 <br /> Project: Austin Road NCYCC Drilling Rig Type: Mud Rotary <br /> Project No.: 120081503 Method of Drilling: DB 540 with Mud Puppy <br /> Site Location: Stockton,California Drilling Dates: December 1 -3,2008 <br /> eR Soil Description G Lophic U Notes <br /> Q w ; g v' <br /> Q� <br /> 0.0 to 75.0 ft.-Not Sampled. Begin drilling at 1106 on 12/1/2008. <br /> Drilling depth scale begins at one foot <br /> 15.0 above ground surface due to required <br /> drilling rig setup. <br /> Borehole Area Air Measurements: <br /> 30.0 0%LEL CH / 0 ppm VOC <br /> 45.0 <br /> • <br /> 60.0 <br /> 75.0 Suspend Drilling @ 1643 on 12/1/2008 <br /> 75.0 to 76.1 ft. -Sandy SILT,dry,hard,fine grained Resume Drilling @ 0733 on 12/2/2008 <br /> 7 <br /> sands,rust banding,light brown(5YR 5/6). At 75 feet,begin continuous logging and <br /> 1_1 13 split spoon sampling every 5 feet. <br /> 76.0 1.5 23 <br /> 37 <br /> 76.1 to 80.0 ft.-Sandy SILT. <br /> 77.0 <br /> 1 <br /> 78.0 <br /> 79.0 <br /> 80.0 <br /> Drilling Contractor: Precision Sampling,Inc. <br /> Driller: Paul Draeger F7A F <br /> Helper: Diego Amador&Bill Kishi CLAY SILT SAND GRAVEL <br /> Logged By: David Vasbinder <br />