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Hole Number: Sheet 13 of 18 <br /> ' HERST & ASSOCIATES, INC.- AMW-29 Soil Log <br /> Northing: 2,147,760.7 Easting: 6,365,707.4 Ground Surface Elevation: 43.2 <br /> ' Project: Austin Road NCYCC Drilling Rig Type: Mud Rotary <br /> Project No.: 120091514 Method of Drilling: DB540 <br /> ' Site Location: Stockton,California Drilling Dates: January 27-February 1,2010 <br /> Graphic Z s > H <br /> Soil Description Log Notes <br /> ' 120.0 to 121.0 ft.-GRAVEL,wet,subangular,dark Borehole Area Air Measurements: <br /> yellowish brown(10YR 3/4). Contains coarse, o <br /> subrounded sand. 7 0%LEL CH / 0 ppm VOC <br /> ' 24 1.5 20 <br /> 121.0 121.0 to 121.5 ft. -SAND,wet,medium to coarse 24 <br /> grained,well sorted,subrounded,micaceous,grayish <br /> brown(2.5Y 5/2). <br /> ' 122.0 <br /> ' 123.0 <br /> 124.0 <br /> ' 125.0 <br /> Borehole Area Air Measurements: <br /> 7 0%LEL CH / 0 ppm VOC <br /> ' <br /> 0_5 126.0 25 1.5 25 <br /> 126.0 to 126.5 ft. -SAND,wet,medium to coarse 50 <br /> grained,well sorted,subrounded,micaceous,grayish <br /> brown(2.5Y 5/2). <br /> ' 127.0 <br /> 128.0 <br /> 129.0 <br /> ' 130.0 <br /> Drilling Contractor: Precision Sampling,Inc. <br /> Driller: Brian Johnson F7A FU LEJ <br /> Helper: James McIntyre&Steve Moore CLAY SILT SAND GRAVEL <br /> ' Logged By: Rachael Haynes <br />