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® PROJECT: USCAN <br /> Vernalis, California Log of Boring No. GMX-8 <br /> BORING LOCATION: GPS: N 370 37.919', W 1210 17.367' ELEVATION AND DATUM: <br /> Not surveyed; datum is ground surface <br /> DRILLING CONTRACTOR: Gregg Drilling &Testing, Inc. DATE STARTED: DATE FINISHED: <br /> 5120102 5120102 <br /> DRILLING METHOD: Hollow-stern auger TOTAL DEPTH(ft.): MEASURING POINT: <br /> 88.5 Ground surface <br /> FIRST COMPL. <br /> DRILLING EQUIPMENT: Mobil B-61 DEPTH TO WATER(ft.) 34.0 NA <br /> SAMPLING METHOD: Modified California drive sampler[18"X 2.5"1 LOGGED BY: <br /> M. Goerz <br /> ® HAMMER WEIGHT: 140 lbs DROP: 30 In, RESPONSIBLE PROFESSIONAL: REG,NO. <br /> G. Foote 5044 <br /> SAMPLES 0 DESCRIPTION <br /> a y o j o C' <br /> NAME(USCS): color,moist,%by wt.,plast.density,structure, REMARKS <br /> ® d dcementation,react.wIHGI,geo.inter. <br /> Ez E o O <br /> LU <br /> v [n v7 cn� n <br /> Surface Elevation: Not surveyed <br /> SANDY SILT with GRAVEL(ML)/SILTY SAND with GRAVEL <br /> (SM): dark grayish brown(10YR 412),moist, 55%fines,30% <br /> 1 fine sand, 15%fine to coarse gravel, nonplastic,firm[FILL] _ <br /> OVM =Thermo <br /> Environmental <br /> ____ ___ ________ Instruments 580E PID <br /> 2 SANDY SILT (ML): brown (10YR 413), moist,70%fines, 30% calibrated with 100 ppm <br /> fine sand, low plasticity,firm - isobutylene standard. <br /> 3 = <br /> 4 <br /> p Hand augered to 4 feet <br /> 1 5- � 17 0 - bgs to clear for utilities. <br /> 6 - <br /> 7 --._. --— .___-------.__ ___--- r---- <br /> SILT with SAND(ML): brown (10YR 513),moist,85%fines, <br /> 15%fine sand, low plasticity, soft _ <br /> rr $ <br /> 9- <br /> 0 <br /> O - <br /> C6 0 <br /> 10 15 fl - <br /> 11 - <br /> 12- <br /> 13- <br /> 14- <br /> 15 <br /> 2131415 OAK80REV(REV.31001 <br /> Geomatrix Consultants l Project No.6447.001 Page 1 of 6 <br />