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Hole Number: Sheet 5 of 8 <br /> HERST & ASSOCIATES, INC! AMW-13B Soil Log <br /> Northing: 2,146,427.3 Easting: 6,361,711.9 Ground Surface Elevation: 37.2 <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 13 - 17,2008 <br /> v� G 0 <br /> Graphic Z 5 E~ <br /> ab Soil Description Lo o 0. Notes <br /> g <br /> Q� <br /> 110.0 to 111.1 ft. -SAND,moist,fine to medium <br /> grained,multi-colored. 30 <br /> 1_1 36 <br /> 111.0 1.5 38 <br /> 50 <br /> 111.1 to 115.0 ft. -SAND. <br /> 112.0 <br /> 8 <br /> 113.0 <br /> 114.0 <br /> 115.0 Suspend Drilling @ 1635 on 11/14/2008 <br /> 115.0 to 115.7 ft. -Silty CLAY with mica present,dry, Resume Drilling @ 0940 on 11/17/2008 <br /> stiff,pale yellowish brown(IOYR 6/2). 24 <br /> 1_5 26 Borehole Area Air Measurements: <br /> 116.0 115.7 to 116.5 ft. -Clayey SILT with mica present,very 1.5 35 0%LEL CH / 0 ppm VOC <br /> stiff,rust staining,pale yellowish brown(IOYR 6/2). 44 <br /> 116.5 to 120.0 ft. -Clayey SILT. <br /> 117.0 <br /> 9 <br /> 118.0 <br /> 119.0 <br /> 120.0 <br /> Drilling Contractor: Precision Sampling,Inc. <br /> Driller: Paul Draeger F7A FU <br /> Helper: Robert Kline,Brian Johnson,&James McIntyre CLAY SILT SAND GRAVEL <br /> Logged By: David Vasbinder <br />