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' Hole Number: Sheet 11 of 18 <br /> ' HERST & ASSOCIATES, INC.- AMW-30 Soil Log <br /> Northing: 2,148,062.1 Easting: 6,367,022.3 Ground Surface Elevation: 45.0 <br /> ' Project: Austin Road NCYCC Drilling Rig Type: Mud Rotary <br /> Project No.: 120091514 Method of Drilling: Boart-Longyear DB540 <br /> ' Site Location: Stockton,California Drilling Dates: January 18-22,2010 <br /> Graphic Z 6.> F- <br /> Soil Description Log 9 °v (n <br /> � Notes <br /> � <br /> ' 100.0 to 101.2 ft. -SAND,moist,loose,fine to coarse Borehole Area Air Measurements: <br /> grained,poorly sorted,subrounded,mica throughout 18 0%LEL CH 4 / 0 ppm VOC <br /> dark grayish brown(10YR 4/2). Contains loose gravel <br /> 101.0 at top of spoon. 20 i 23 <br /> ' 20 <br /> ' 102.0 <br /> ' 103.0 <br /> 104.0 <br /> ' 105.0 <br /> 105.0 to 106.5 ft. -SAND,moist,loose,fine to coarse Borehole Area Air Measurements: <br /> grained,poorly sorted,subrounded,mica throughout 13 0%LEL CH a / 0 ppm VOC <br /> dark grayish brown(IOYR 4/2). Contains 5%fine <br /> gravel at 105.5 through 105.8 ft. <br /> 106.0 21 1.5 17 <br /> ' <br /> 17 <br /> t 107.0 <br /> ' 108.0 <br /> 109.0 <br /> 1 <br /> ' 110.0 <br /> Drilling Contractor: Precision Sampling,Inc. <br /> Driller: Brian Johnson 7A <br /> FU <br /> Helper: Mac, Steve,&Charlie CLAY SILT SAND GRAVEL <br /> ' Logged By: Leslie Keuss <br />