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Total depth of boring: 35 Pt Diameter of boring: 8 in Date drilled, 11/22Z91 <br /> Casing diameter, N/A Length. N/A Slot size, N/A <br />. Screen diameter, N/A Length, N/A Material types N/A <br /> Drilling Company, JCON Exploration Driller, Jim <br /> Method Used, Hollow—stem Auger Field Geologist, Claudio <br /> Signature of Registered Professional, <br /> Registration No: 43139 State, Calif <br /> DEPTH <br /> SAMPLE coWELL <br /> PP.I.D. USCS DESCRIPTION <br /> NO. m CODE CONST. <br /> 0 Asphalt <br /> 2 <br /> 4 <br /> S-5 39 ppmv CL Clay some silt, dark brown, damp, hard , <br /> 10 S--10 48 0 ML Silt some clay, light olive green (orange vein + • <br /> ppmv staining vertical and horizontal) ,• <br /> 12 - <br /> - 14 - <br /> S-15 <br /> S-15 42 0 (Black nodules) <br /> pprnv <br /> 16 •'. <br /> 1$ ' <br /> 20 S-20 26 PP0 Brown, very stiff, (caliche staining) <br /> i <br /> (section continues downward) <br /> aWAWjhu1� LOG OF BORING: B-16 PLATE <br />• _--,/�/w ARCO Service Station No. 6100 <br /> 25775 South Patterson Pass 33 <br /> PROJECT NO. 30041-2Flu_ N4 Tracy, California <br /> 0041B13A <br /> I <br />