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VI GROUNDWATER z2 61_yk?�5_ <br /> JEJ TECHNOLOGYINC. 0 esosEz�G <br /> ,INC <br /> Monitoring Well OW-1 Drilling Log <br /> o t PG & E / TRACY Owner PACIFIC GAS & ELECTRIC CO. Sketch Map <br /> TRACY,CA project Number 203-799-8258 <br /> 3LO Drilled 12 22 87 Total Depth of Hole 26.5 FT Diameter 10.5 IN <br /> Jr'face ElevatiOn—Water Level Initial. 8.5, FT-24—hour <br />:Teen: Dia. 2 IN Length 20 FT Slot Size •010 IN <br /> ysing: Dia. 2 IN Length 5 FT T e PVC <br /> ititng Company SIERRA PACIFIC Drilling Method HOLLOW STEM AUGER <br /> Pier BEN HUNT Log by C. DeSOC10 Notes <br />:ologlst / Engineer License No. 39¢ <br /> s F Description/Solt Classification <br /> _ (Color,Texture.Structures) <br /> 0 3 inches of asphalt over 6 inch base course <br /> , e <br /> CL Black silty clay <br /> 2q (Medium stiff, moist, slight odor—Lampblack (PNAD <br /> ` (Grades lighter color) <br /> Block silty clay <br /> (Medium stiff, moist, no product odor) <br /> z Block silty clay <br /> .' (Medium stiff, moiut. alight odor—Lampblack [PNAU <br /> CL <br /> - IS o A Brown silt clay <br /> � (Medium atiff. moist, no product odor) <br /> 4 CL Encountered water 12/22/87 (0830 hours) <br /> Pck silty clay <br /> 10 0.0 8 (Medium stiff. moist. slight odor—Lompblack [PNAD <br /> 90 Brown sandy silt <br /> " (Loose, moist, no product odor) <br /> 2 ? Brown fine sandy. silty clay <br /> s; (Medium stiff, wet, no product odor) <br /> L <br /> " (Grades less sandy) <br /> 4 i Brown silty Gay <br /> (Medium stiff, wet, no product odor) <br /> " 00 G (Grades more sandy) <br /> fi ML Brown fine sandy silt <br /> (Medium stiff, wet, no product odor) <br /> x (Grades more sandy) <br /> (Grades with fine gravel) <br /> -ti (Grades with some clay) <br /> O ., <br /> , o oHimBrown silty sand with fine medium gravel <br /> 1111111 EEEHffF <br /> I T (Poorly sorted, medium dense, wet, no product odor <br /> (Grades less gravel) } <br /> 4 Brown sand <br /> ..•.Sp (Well sorted, medium dense, wet, no product odor) <br />�� s Page_.L_of_2_ <br />