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• • • SHEET 1 of 1 PROJECT NUMBER: BORING NUMBER: • 320184.RA.32 K11-02 • SOIL BORING LOG Pill NAME: HOLE DEPTH(B): DRILLING CONTRACTOR: • Kopel Stockton Termimal Site 15.00 WDC SURFACE ELEVATION: NORTHING(CCS NAD83 Z2): EASTING(CCS NAD83 Z2): DATE STARTED: DATE COMPLETED: • —ft.MSL — — 7111/20118 30 7/11/2011 9:10 METHOD: • WATER LEVEL: DRILLING DRILLING EQUIPMENT: 7 feel bgs Direct Push • LOCATION:Stockton,CA CASING DIAMETER: inches LOGGED BY: A.NorNup SOIL DESCRIPTION • "m = msmleunON • a w USCS GROUP NAME(USCS GROUP SYMBOL):color,moisture,minerelogy, F O u sn density,structure,cementation,staininglodor,reaction with HCL COARSE COMMENTS • w w < ec<i' FRACTION:grain size,angularity,hardness,shape.FINE FRACTION: (e.g.: DRILLING FLUID LOSS,TESTS, O z C y n xa tts xs plasticity,dry strength,toughness,dilatancy.Additional comments. OR DRILLER COMMENTS,ETC.) • 60 0 30 10 SANDY SILT(ML),dark yellowish brown(10YR 4/6),dry,soft,some 0 to 2 feet bgs.soil sample at 08:35. fine sand. 2 • 3 0 10 90 CLAY(CL),very dark grayish brown(10YR 3/2),dry,firm,medium 2 to 4 feet bgs.soil sample at 08:40. • plasticity,some fine sand. 4 •5 4 to 6 feet bgs.soil sample at 08:45. 00 0 10 90 CLAY(CL),light olive brown(2.5Y 5/3),moist,firm,medium plasticity, • 6 some fine sand,mica visible without magnification. 7 • 8 • 9 • 0 20 80 SILTY SAND(SM),light olive brown(2.5V 5/3),wet,loose,fine to to 0 medium sand,2-inch lenses of clay at 12 and 14 feet bgs. 1 • it 12 • 13 • 14 • 15 _ Boring overddlled with 3.25 inch direct push to • Boring Terminated at 15 feet bgs set pre-pack from inside drill rod.Temporary well screened from 5 to 15 feel bgs.with 1 inch • pre-packed screen.Groundwater sampled on 7/11/2011 at 10:25.pH:6.77 • • • • • • • • • • • • • • CH2MHILL • • • •