Laserfiche WebLink
PROJECT: POMBO PROPERTY Log of Boring No. GMX-33 <br /> Tracy, California <br /> ELEVATION AND DATUM: <br /> BORING LOCATION: West Side Irrigation District ! <br /> ' Not surveyed- datum is ground surface <br /> DATDRILLING CONTRACTOR: Precision Sampling Incorporated ! 1011 STARTED: DATE FINISHED: <br /> '.. 10!13/00 ' 10113!00 <br /> DRILLING METHOD. Direr[push TOTAL DEPTH(fl.J: MEASURING POINT: <br /> 112.0 Ground surface <br /> FIRST COMPL. <br /> j DRILLING EQUIPMENT', XD-3 DEPTH TO WATER(ft.)'i g.5 NA <br /> LOGGED BY: <br /> SAMPLING METHOD: EDVI(O-COre sampling System 13'X 1 $/B°] !T. Loaf ' <br /> RESPONSIBLE PROFESSIONAL. 1 REG.NO. ! <br /> HAMMER WEIGHT: NA DROP: NA G. Foote 5044 <br /> ! SAMPLES O - i - - DESCRIPTION <br /> Z <br /> r o NAME(USCS)'. color,moist,%by cal.,plast density,Stricture, REMARKS <br /> Q,� Ez WLLi E 0n g cementation,react wMCl,geo-inter. <br /> Vpr 'w m K 5urfaca Elevation: Not surveyed <br /> 0 SANDY LEAN CLAY(CL): very dark grayish brown (1 DYR ) <br /> 32), moist, 70°/mfines, 30%fine sand, low plasticity,Flan - OVM=Thermo <br /> 1 Environmental <br /> 0 Instruments Madel 5808 <br /> PID,calibrated with 100 <br /> 2- - ppm isobutelyne standard. <br /> 31 0 - <br /> 4-JJ LEAN CLAY with SAND(CL): dark broom (10YR 3/3),moist, <br /> 0 80%fines,2D%fine sand, medium plasticity,firm - <br /> Grab groundwater sample <br /> 5 - GMX-33-1000 collected <br /> _ through 5'of 1"OD Sch. <br /> 40 PVC screen(0.01" slot <br /> 8 0 [ soft - size)placed in borehole <br /> _ from T to 12'bgs. Drive <br /> 1 casing retracted from 1T <br /> to 9 bgs to maintain <br /> 71 m 0 SANDY LEAN CLAY(CL): yellowish brown (10YR 5!4),moist, surface seal. <br /> 70%fines,30%fine sand,low plasticity,firm - <br /> 8 - <br /> 9 - <br /> CLAYEY SAND(SC): dark yellowish brown (I GYR <br /> 10 0 70%fine sand,30%low plasticity fines,soft 0- <br /> 11 POORLY GRADED SAND with CLAY(SP) Borehole destroyed using <br /> Type 1-11 neat cement <br /> 12 _ gmut placed from total <br /> Bottom of boring at 12.0 feet depth to ground surface <br /> - with a tremie pipe. <br /> 13 - <br /> it <br /> 14- <br /> 15 <br /> 4-15 ' <br /> 0aceo6evl6eV..l <br /> Geomatrix ConsDltants Pirated No.6447.0 3.0 Page 1 0(1 <br />