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Total depth of boring, 59 ft Diameter of boring, 8 in Date drilled, 10/10/91 <br /> Casing diameter, 4 in Lengths 59 ft Slot size, so-as as <br /> Soreen diameter, 4 in Length, 30 ft Material type, PVC <br /> Drilling Company, ,ICON Exploration Drillers Jim, Greg <br /> Method Used. Hollow—stern Auger Field Geologist, Richard Alden <br /> Slgnaiure of Registered Professional, <br /> Registration No.: 43139 State: Calif <br /> DEPTH SAMPLEc P.I.D. l]SC5 DESCRIPTION Wim' <br /> NO. A CODE CONST. <br /> cc <br /> 0 Asphalt <br /> 2 <br /> 4 <br /> 6 5-5 14 ppmv ML Silt some clay, olive gray damp stiff . <br /> 10 <br /> S-10 19 173 Pale olive with dark yellowish orange root structures, <br /> ppmv slightly damp very stiff <br /> 12 <br /> 14 <br /> 16 S-15 36 ppmv Hard <br /> 18 <br /> 20 <br /> 5-20 28 p 167 <br /> 7yv Some dark greenish yellow mottling <br /> (section continues downward) <br /> i Aw"ALw` LOCM OF BORING, B-11/VW-3 PLATE <br /> t— W/ ARCO Service Station No. 6100 <br /> 25775 South Patterson Pass 20 <br /> PROJECT NO. 30041-2 RLE NO Tracy, California <br /> 004188A <br />