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Hole Number: Sheet 10 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 /> Graphic Z 7a> E-• <br /> Soil Description Lo o Notes <br /> Quo g <br /> Q� <br /> 160.0 to 165.0 ft. -SAND,fine to coarse grained, Borehole Area Air Measurements: <br /> subangular,multi-colored. 0%LEL CH / 0 ppm VOC <br /> 161.0 <br /> Cuttings Sample Only. <br /> 162.0 <br /> 18 N/A <br /> 163.0 <br /> • <br /> 164.0 <br /> 165.0 <br /> 165.0 to 170.0 ft. -SAND and GRAVEL,fine grained Cuttings Sample Only. <br /> sand to medium,angular gravel. <br /> 166.0 p <br /> 167.0 <br /> d <br /> 19 N/A <br /> 168.0 <br /> p: <br /> 169.0 <br /> 170.0 <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 />