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Hole Number: Sheet 3 of 8 <br /> HERST & ASSOCIATES, INC.- AMw 22 Soil Log <br /> Northing: 2,147,896.8 Easting: 6,361,154.7 Ground Surface Elevation: 35.4 <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: December 1 -3,2008 <br /> Graphic Z a.> H <br /> Soil Description Lo o Notes <br /> Q � g `n� <br /> Q� <br /> 90.0 to 90.7 ft. -Sandy SILT with pyrite flakes and <br /> organic inclusions,slightly moist,very stiff,moderate 10 <br /> yellowish brown(10YR 5/4). 16 <br /> 0_8 <br /> 91.0 90.7 to 90.8 ft. -Silty CLAY,dry,stiff 1.5 37 <br /> moderate yellowish brown(10YR 5/4). 50 <br /> 90.8 to 95.0 ft. -Silty CLAY. <br /> 92.0 <br /> 4 <br /> 93.0 <br /> 94.0 <br /> 95.0 <br /> 95.0 to 95.8 ft.-SAND,wet,loose,medium to coarse 25 <br /> grained,well graded,multi-colored. _ <br /> 1.5 53 <br /> 96.0 95.8 to 96.0 ft.-CLAY with fine gravel,wet, 1 5 68 <br /> soft,pale yellowish brown(lOYR 6/2). >75 <br /> 96.0 to 96.5 ft.-SAND,slightly moist, <br /> medium soft,fine to medium grained, <br /> 97.0 moderate yellowish brown(IOYR 5/4). <br /> 96.5 to 100.0 ft.-Clayey SILT. <br /> 5 <br /> 98.0 <br /> 99.0 <br /> . 100.0 <br /> Drilling Contractor: Precision Sampling,Inc. <br /> Driller: Paul Draeger F <br /> Helper: Diego Amador&Bill Kishi CLAY SILT SAND GRAVEL <br /> Logged By: David Vasbinder <br />