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Total depth Of borin¢ 50 1/2 ft Diameter of boringz 10 25 in Data drilled. 3/9/92 <br /> Casing diameters 4 in Lengthh 24 ft Slot size. 0 050 <br /> Screen mameterl 4 in Lengths 25 ft Material type. PVC <br /> Drilling Companyi Westex Drilling Cc _ Driller: Chris, Tony <br /> Method Useds Hollow--stem Auger leid Geologist. Richard Alden <br /> Signature of Registered Profeesionai: LU <br /> Registration Noe 4313 tie. Calif <br /> DEPTH SAMPLE o P.I.D. USCS DESCRIPTION WELL <br /> NO. Seo CODE CONST. <br /> 0.25 ft. of =halt over 0.25 ft, gagreacte.0 <br /> 2 CL Clay, olive gray, slightly damp <br /> 4 <br /> Silt, moderate yellowish brown, slightly damp, no <br /> 6 S-6 57 N/A ML plasticity, hard, with calcite veins and concretions, <br /> no odor <br /> 10 - <br /> S-11 19 N/A Salt. as above, very stiff <br /> 12 <br /> 14 <br /> 16 S-16 39 N/A Silt, as above, hard, strong product odor <br /> 18 <br /> - 20 - <br /> S-21 36 N/A Silt moderate yellowish brown, slightly damp, nerd, <br /> with calcite veins, strong product odor <br /> (section continues downwor(j} <br /> —AMAk/i LOG OF BORING: B-11/VW-2 PLATE <br /> /W/MU Unocal Service Station No. 5981 <br /> 4707 Pacific Avenue <br /> FILE NO <br /> PROJECT NO. 38032 8032G9A Stockton, California <br />