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Project Number BORING NUMBER: <br /> CH2MHILL 131420.A1.09 MW-DIS-13 Sheet 1 of 3 <br /> SOIL BORING LOG <br /> Project:Del Monte-Disco Site,Stockton,CA Location: South side of Lafayette St.near Sequoia St.,Stockton,CA <br /> Ground Surface Elevation: Drilling Contractor: Spectrum Exploration <br /> Drilling Method & Equipment: CME 85 HSA 8"OD 4" ID Logger: Lucius Taylor <br /> Water Levels: Start: 10-31-01 Finish: 10-31-01 <br /> Sample Soil Description Comments <br /> Standard Soil name, USCS group symbol, color, Depth of casing, drilling rate, <br /> o Penetration ion moisture content, relative density or drilling fluid loss, tests and <br /> m <br /> " _ Q Results consistency, soil structure, mineralogy instrumentation <br /> ' m g. <br /> Q. 7 -p V 6._6.-6�- <br /> N 5 z o°'C .� (N) <br /> CLAY, (CL),black 7.5 YR 2.511,non-plastic,very tough, Hand Auger to 5' <br /> _ Soil logged from cuttings from <br /> 0-80'bgs,continuous core from 80-90' <br /> 5.0 CLAY,(CL),brown,7.5 YR 413,dry,non-plastic,med.hard <br /> I <br /> 10.0 same as above <br /> I <br /> 15.0 same as above <br /> I <br /> f20.0 same as above <br /> f <br /> l _ <br /> I 25.0 same as above <br /> 30.0 <br /> I <br /> I. <br /> [Dlsw MW-DIS-13) Prinled:03/0V2002 <br />