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PROJECT: POMBO PROPERTY Lo of Borin No. GMX-32 <br /> Tracy, California 9 g <br /> BORING LOCATION: West Side Irrigation District ELEVATION AND DATUM: <br /> i Not surveyed; datura is-round surface <br /> I i <br /> I DRILLING CONTRACTOR: Precision Sampling Incorporated 'DATE STARTED: DATE FINISHED:10_/12/00 10/12/00 <br /> i <br /> DRILLINGMETHOD: Direct push ^� i TOTAL DEPTH(ft.): MEASURING POINT: <br /> I 13.0 Ground surface <br /> FIRST ; COMPL. <br /> DRILLING EQUIPMENT: XD-3 DEPTH TO WATER(ft.)I 11.5 INA <br /> SAMPLING METHOD: Enviro-Core sampling system(3'X 1 5/8"1 j LOGGED BY: i <br /> I T. Loar <br /> RESPONSIBLE PROFESSIONAL: i REG.NO. <br /> HAMMER WEIGHT. NA I DROP: NA G. Foote 5044 <br /> t• SAMPLES j q DESCRIPTION i <br /> r 1.2 N g ? E i NAME(USCS): color,moist,%by wt.,plast.density,structure, REMARKS i <br /> W m ii "d C g > d a cementation,react.w/HCI,geo.inter. t r <br /> ty cg1m�1oof <br /> ofSurface Elevation- Not surveyed <br /> I ' SANDY LEAN CLAY(CL): very dark grayish brown (10YR i { <br /> 1 ! 3/2),moist, 700/1,fines.30%fine sand,low plasticity,firm to i- <br /> j 0 hard OVM=Thermo <br /> Environmental <br /> 1 i ` Instruments Model 5808 <br /> 0 i PID,calibrated with 100 <br /> 2 I ppm isobutelyne standard. <br /> 1 I LEAN CLAY(CL): dark yellowish brown (10YR 414), moist, <br /> ' 0 80%fines,20%fine sand,medium plasticity,firm <br /> 3 1 <br /> - Sample interval Cr to 1.5' <br /> 4 - bgs collected with split <br /> ' 0 spoon drive sampler. <br /> 5 � T soft <br /> o <br /> 6 <br /> i Tdark greenish gray(5GY 311),85°!o fines, 15%fine sand, <br /> ito hydrocarbon odor and staining <br /> i I <br /> 7 _I <br /> 154 SANDY LEAN CLAY(CL): dark greenish gray (5GY 3/1), <br /> moist, 70%fines,30%fine sand,medium plasticity,firm, -j <br /> 8 hydrocarbon odor and staining,product globules noted in small <br /> 0 218 pockets <br /> 9 _ <br /> 102 <br /> i <br /> 10 <br /> 57 <br /> I <br /> 11 2.5 <br /> 0 <br /> i dark yellowish brown(10YR 4/4),wet,no hydrocarbon odor { <br /> 12 , 1 CLAYEY SAND(SC): dark yellowish brown (10YR 4/4),wet, <br /> € 70%fine sand, 30%low plasticity fines Borehole destroyed using <br /> ! - Type 1-11 neat cement <br /> 13� 1 grout placed from total <br /> II i Bottom of boring at 13.0 feet ���-� depth to ground surface <br /> i with a tremie pipe. <br /> 14J I (- <br /> '�„15 '_ __�_ oaiceoRevlaev,a�oor i <br /> GeomatriX Consultants s project No.6447.003.0 �Page 1 of 1 <br />