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PROJECT: POMBO PROPERTY <br /> Tracy, California ! Log of Boring No. GMX-26 <br /> BORING LOCATION: West Side Irrigation District : ELEVATION AND DATUM: <br /> Not surveyed datum is ground surface <br /> DRILLING CONTRACTOR: Plecision Sampling Incorporated DATE STARTED: DATE FINISHED' <br /> 15/16/00 '. 5/16/00 <br /> DRILLING METHOD. Direct push TOTAL DEPTH(R): MEASURING POINT: <br /> 16.0 Ground surface <br /> DRILLING EQUIPMENT: XD-3 j DEPTH TO WATER(R.) FIRST I COMPL. <br /> 11.5 NA <br /> SAMPLING METHOD: Envirocore sampling system(3'x 1 5/8") LOGGED BY <br /> T_ Loar <br /> HAMMER WEIGHT: NA !. DROP: NA RESPONSIBLE PROFESSIONAL'. REG.NO. <br /> G. Foote 5044 <br /> SAMPLES O c- - DESCRIPTION <br /> u y Llg O g N/1ME(USCS): calor,moist,%by wt.,plasl.density,shudum, REMARKS <br /> n3 c O ,. cemenfatbn,read.w/HCI,Sea.imer. <br /> Sudxa Ebvatbn: Not Surveyed i ( <br /> SANDY LEAN CLAY(CL): very dark grayish brown (10YR <br /> 0 32), moist,70%fines,30%fine sand.low plasticity,hard - <br /> OVM =Thermo <br /> 1 Environmental <br /> Instruments Model 5808 <br /> LEAN CLAY(CL): dark yellowish brown (10YR 4/4),moist, I PID,calibrated with 100 <br /> 2 0 90%fines, 10%fine sand, medium plasticity,firm - ppm isobutetyne standard. <br /> 3 - <br /> 0 Sample interval 0'to V <br /> 4 - bgs collected with split <br /> spoon drive sampler. <br /> 5 - <br /> T dark grayish brown with dark red(2.5YR 3/6), (oxidation - <br /> features?)veinlets throughout sample <br /> g _ <br /> 9.7 SANDY LEAN CLAY(Cy: dark greenish gray (5GY 4/1), <br /> moist, 70%fines, 30%fine sand, low plasticity,firm,slight <br /> 7 hydrocarbon odor <br /> 31 <br /> 8 - <br /> g T dark yellowish brown(10YR 4/4), no hydrocarbon odor <br /> 0 <br /> 10 CLAYEY SAND(SC): dark brown (10YR 3/3),moist 70%fine <br /> sand,30%low,plasticity fines <br /> 11 <br /> 12- <br /> T wat <br /> LEAN CLAY with SAND (CL): yellowish brown (10YR 5/6), <br /> 0 moist, 80%fines,20%fine sand, medium plasticity,soft - <br /> 13 I <br /> 14 <br /> 0 <br /> 1 firm <br /> 15 oeofalrevpsv.scar <br /> GeornablX Consultants Project No.fi115.008.0 Page 1 of 2 <br />