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Hole Number: Sheet 6 of 18 <br /> HERST & ASSOCIATES, INC.- AMW-21 Soil Log <br /> • Northing: 2,146,441.0 Easting: 6,359,731.4 Ground Surface Elevation: 34.9 <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 4- 12,2008 <br /> 00 <br /> U 0— <br /> a Graphic Z 0> H <br /> Soil Description Lo o 0a Notes <br /> Qpm g <br /> Q" <br /> 50.0 to 51.3 ft. -Clayey SILT with mica flakes,dry, <br /> very stiff,moderate yellowish brown(IOYR 5/4). 11 <br /> 1.3 13 <br /> 51.0 1.5 25 <br /> 36 <br /> 51.3 to 55.0 ft. -Clayey SILT. <br /> 52.0 <br /> I1 <br /> 53.0 <br /> 54.0 <br /> 55.0 <br /> 55.0 to 56.4 ft. -Clayey SILT with mica flakes,dry, 16 <br /> very stiff,moderate yellowish brown(10YR 5/4). <br /> 1.4 9 <br /> 56.0 1.5 26 <br /> 24 <br /> 56.4 to 60.0 ft. -Clayey SILT. <br /> 57.0 <br /> 12 <br /> 58.0 <br /> 59.0 <br /> • 60.0 <br /> Drilling Contractor: Precision Sampling,Inc. <br /> Driller: Paul Draeger F7A FU <br /> Helper: Tony Young,Robert Kline,&Diego Amador CLAY SILT SAND GRAVEL <br /> Logged By: David Vasbinder <br />