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Total depth of borings 65 ft Diameter of boring, 8 in Date drilleds 12/18/91 <br /> Casing diameters -* in Lengths 64 5 ft Slot sizes 10 r <br /> Screen diameters 4 in Lengths 25 ft Material types PVC <br /> Drilling Companys Woodward Drilling Co Drillers WOYne/Eric/Robert <br /> Method Useds r-vlow—stem Auger Field Geologists Claudio <br /> Signature of Registered Professionals <br /> Registration No., 43139 States Calif <br /> DEPTH SAMPLE o P.I.D. USCS DESCRIPTION WELL <br /> NO. ; CODE CONST. <br /> i <br /> Asphalt gravel base fill <br /> 2 <br /> 1 CL Clay black slightly damp slight plasticity <br /> 4 f t <br /> I l• <br /> 6 S-6 39 ✓ 0 ML Silt light brown, hardpmv <br /> • ' <br /> i <br /> i <br /> - 10 - <br /> S-11 36 PPmv Silt some clay brown <br /> 12 <br /> I <br /> 14 <br /> 16 5--16 38 00 0 very stiff <br /> � I . <br /> i <br /> ' d <br /> 18 <br /> 20 <br /> 5-20 41 I 0 Silt some� clay, moderate brown S.pprnv <br /> (section continues downwara) �.__�_ <br /> �,WN� LOG OF BORING: B7/VW-4 PLATE <br /> f <br /> omL—/WAOIU ARCO Service Station No. 230 <br /> 7905 North EI Dorado Street C20 <br /> PROJECT NO. 30003-4 0003D6A Stockton, California <br />