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CHEVRON REAL ESTATE MANAGEMENT CO. BORING SB13 <br /> 540 North Aurora/969 East Fremont Streets <br /> 90RING LOCUTION DATE STARTED DATE FINISHED j <br /> Farmer tank pit 8 November 1995 8 November 1995 <br /> RILLING AGENCY GROUND SURFACE ELEYATI011 ANO DATUM <br /> Gregg In-Situ, Inc. <br /> DRILLING METHOD ING TO AL DEPTH FINAL STATUS <br /> CPT 56.0 ft. Grouted <br /> DRILLING EQUIPMENT DEPTH TO FIR5T COMPL. HR. <br /> CPT WATER ft. ft. ft. <br /> SAMPLING METHOD LOGGED BY <br /> ' HJeffrey S. Pyle <br /> Hydraulic push <br /> SAMPLER TYPE RES WSIBLt PROFESSIONAL REG. NO. <br /> 1.25-inch I.D. split barrel William V. Pipes, R.G. 4226 <br /> 1CL � • <br /> _ _ .r { .i 0, RE11ARKS <br /> f" 11 D G. ' 3 0 E L D] DESCRXPTION L <br /> a v U f= -Di 1D. .J 0 W U <br /> ' If1 m <br /> SILT with SAND (ML):Yellowish brawn(lOYR 5/4),moist, -BO% <br /> fines, -20%fine sand,low plasticity, weak cementation <br /> 2 <br /> 4 <br /> $- no petroleum hydrocarbon <br /> 0 <br /> odor, <br /> 6 hydrocarbon discoloration <br /> 1 <br /> 10— trace fines no odor,no discoloration <br /> 3- 0 <br /> 12- <br /> 14- <br /> 1.3-3 <br /> ' 3_ 0 brown (10YR 5/3) no odor,no discoloration <br /> 1b <br /> 18 �� <br /> 20 3- 0 POORLY-GRADED SAND dark grayish brown(10YR 4/2),- no odor,no discoloration <br /> ' moist, -100%fine sand <br /> 22 <br /> ' 24 -5 1.2 SILTY SAND (SM):dark grayish brown (10YR 4/2), moist, -60% fine no odor,no discoloration <br /> 3 <br /> 26 sand, -40%low plasticity fines <br /> ' 28 <br /> 30 3_ 0 POORLY-GRADED SAND (SP): dark grayish brown (10YR 4/2),- no odor,no discoloration <br /> .. : <br /> • moist; -100%fine nand - <br /> 32 <br /> 34 _ _ _ _ <br /> t <br /> 0 LEAN CLAY with SA1vD (CL): dark grayish brown (lOYR 4/2),- no odor,no discoloration <br /> 36 moist, -75% fines, -25% fine sand, medium plasticity, moderate <br /> cementation below <br /> Project No. 03077 GEOMATRIX CONSULTANTS, INC. Figure <br />