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Hole Number: Sheet 11 of 18 <br /> HERST & ASSOCIATES, INC! AMW-21 Soil Log <br /> 0 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 /> W . <br /> mo „ <br /> Qn-2' o 0 �' <br /> �� Graphic Z a> H <br /> '0.— <br /> ob Soil Description Lo o P. Notes <br /> Log <br /> ca <br /> 100.0 to 100.4 ft. -SAND,wet,medium to coarse <br /> grained with some fine gravel,multi-colored. 6 <br /> 12 16 <br /> 100.4 to 101.2 ft. -Silty SAND,wet,fine to medium _ <br /> 1.5 <br /> 101.0 grained,multi-colored. 16 <br /> 23 <br /> 101.5 to 105.0 ft. -SAND. <br /> 102.0 <br /> 21 <br /> 103.0 <br /> S <br /> 104.0 <br /> 105.0 <br /> 105.0 to 106.5 ft. -SAND,wet,poorly sorted, Borehole Area Air Measurements: <br /> subangular,medium to coarse grained. 20 0%LEL CH / 0 ppm VOC <br /> 1_5 19 <br /> 106.0 1.5 23 <br /> 26 <br /> 106.5 to 110.0 ft. -SAND. <br /> 107.0 <br /> 22 <br /> 108.0 <br /> 109.0 <br /> • 110.0 Suspend Drilling @ 1701 on 11/5/2008 <br /> Drilling Contractor: Precision Sampling,Inc. <br /> Driller: Paul Draeger EA <br /> Helper: Tony Young,Robert Kline,&Diego Amador CLAY SILT SAND GRAVEL <br /> Logged By: David Vasbinder <br />