Laserfiche WebLink
Hole Number: Sheet 17 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 a 0> <br /> E � <br /> Soil Description LogNotes <br /> 160.0 to 160.6 ft.-SAND,moist,loose,fine to medium <br /> grained,poorly sorted,subrounded,dark grayish brown Borehole Area Air Measurements: <br /> (IOYR 4/2). 21 0%LEL CH / 0 ppm VOC <br /> Loose gravel at top of spoon. Large quartzite cobble at 32 01.5 22 <br /> 161.0 bottom of spoon. <br /> 29 <br /> 162.0 <br /> ' 163.0 <br /> 164.0 <br /> 165.0 <br /> 165.0 to 165.8 ft.-SAND,moist,loose,fine to coarse Borehole Area Air Measurements: <br /> grained,poorly sorted,subrounded,brown(IOYR 4/3). 14 0%LEL CH / 0 ppm VOC <br /> Loose gravel at top of spoon. <br /> 166.0 33 �.8 19 <br /> ' 26 <br /> ' 167.0 <br /> ' 168.0 <br /> 169.0 <br /> ' 170.0 <br /> Drilling Contractor: Precision Sampling,Inc. <br /> Driller: Brian Johnson <br /> Helper: Mac,Steve,&Charlie <br /> CLAY SILT SAND GRAVEL <br /> Logged By: Leslie Keuss <br />