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Hole Number: Sheet 9 of 12 <br /> HERST & ASSOCIATES, INC.- AMW-23 Soil Log <br /> Northing: 2,148,811.9 Easting: 6,362,757.7 Ground Surface Elevation: 38.3 <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: November 18-20,2008 <br /> 40- <br /> Graphic Z a >E - <br /> Soil Description Log 0 0. Notes <br /> Quo � 0 <br /> 150.0 to 155.0 ft.-Sandy SILT,fine grained. Cuttings Sample Only. <br /> 151.0 <br /> 152.0 <br /> 16 N/A <br /> 153.0 <br /> 154.0 <br /> 155.0 <br /> 155.0 to 155.7 ft.-Silty SAND marbled with oxidized <br /> layers at bottom,slightly moist,fine grained sand with 24 <br /> some medium coarse gravel,(5YR 5/2). 40 <br /> 0_8 <br /> 156.0 155.7 to 155.8 ft.-SAND,slightly moist,loose, 77777 1.5 44 <br /> fine grained,moderate brown(5YR 4/4). 68 <br /> 155.8 to 160.0 ft.-SAND. <br /> 157.0 <br /> 17 <br /> 158.0 At approximately 158 R.,cuttings <br /> switch to medium to coarse sand. <br /> 159.0 <br /> • 160.0 <br /> Drilling Contractor: Precision Sampling,Inc. <br /> Driller: Paul Draeger <br /> Helper: Diego Amador,Robert Kline,Brian Johnson,&James McIntyre CLAY SILT SAND GRAVEL <br /> Logged By: David Vasbinder <br />