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MEN <br /> CHEVRON REAL ESTATE MANAGEMENT CO. BORING SB10 <br /> 540 North Aurora/969 East Fremont Streets <br /> BORING LOCATION DATE STARTED DATE FINISHED <br /> South of former tank pit 7 November 1995 7 November 1995 <br /> ILLING North <br /> GROUND SURFACE ELEVATION AND DATUM <br /> Gregg In-Situ, Inc. <br /> DRILLING METHOD BORING OTAL DEPTH INAL STATUS <br /> CPT 56.0 ft. Grouted <br /> DRILLING EDl11PMEN DEPTH TO FIRST COMPL. HR. <br /> Cn VATER ft. ft. ft. <br /> SAMPLING METHOD LOGGED BT <br /> Hydraulic push Jeffrey S. Pyle <br /> SAMPLER T- RESPONSIBLE PROFESSIONAL REG. NO. <br /> 1.25-inch I.D. split barrel William V. Pipes, R.G. 4226 <br /> L <br /> z++ 5 -4 M a+ .4 a REMARKS <br /> CL a �a 3 n +�+ o DESCRIPTION t. E <br /> C� U 4z '1" � J D mU <br /> SILTY SAND (SM):light yellowish brown (4.5Y 6/4),dry, -75%fine <br /> sand, -2596 low plasticity fines,weak cementation below <br /> 2 ' <br /> 4 _ _ <br /> 0-1 0 SAATDY LEAN CLAY (CL):dark yellowish brown (1001_4/4),moist, no petroluem hydrocarbon <br /> 6 -60% fines, -40%fine sand,medium plasticity,moderate cementation odor, no petroleum <br /> Wow hydrocarbon discoloraiton <br /> 8 <br /> I <br /> 1 Q 0-2 <br /> 0 no odor,no discoloration <br /> 12 <br /> 14 <br /> 0- 0 POORLX-GRADED SAND (SP):dark yellowish brown (IOYR 4/67, no odor, no discoloration <br /> 16 moist, -100%fine sand,trace Fe oxide staining,weak cementation <br /> below <br /> ' 1$ <br /> 20 10-4 1.6 no odor,no discoloration <br /> i <br /> 22- <br /> 24- <br /> 0-5 <br /> 2240- 2.3 no odor, no discoloration <br /> 26 <br /> 28 <br /> 3� __= - -- -- ------ ----- - --- - -- - - - — - - <br /> -� 0- 0 - - - - - - --- - - no odor, no discoloration <br /> 32 <br /> 34 <br /> 0_ 0 LEAN CLAY (CL): dark gray (lOYR 4/1), moist, -9696 fines, -S%_ no odor, no discoloration <br /> 36 fine sand, medium plasticity, moderate cementation below <br /> Project No. 03077 GEOMATRIY CONSULTANTS, INC. �`g"re <br /> 1 i <br />