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I <br /> • i <br /> f <br /> • � i <br /> Total depth of borino 50 1/2 ft. Dtaraater of boring,10.25 in. Data drilled, 3/10/92 <br /> Casing diameter, 4 in. Length 24 ft. Stat Size, 0.100 <br /> Screen diameter, 4 in. Length, 25 ft. Material type, PVC <br /> Drilling Companys westex Drilling Co. Drilert Tony, Ken <br /> Method Used, Hollow-stem Auger Field Goo glob Richard Alden <br /> Signature of Regiaterad Professional. <br /> Registration No.. 4313te, Calif. <br /> DEPTH SIUtPLE o P.I.D. USCS DESCRIPTION WELL <br /> NO, CODE CWT. <br /> 0.25 ft, of asphalt over 0.25 ft. nggregate.0 <br /> 2 CL Cloy, olive gray, slightly damp, medium plasticity. <br /> (some traces of fill material, pea gravel) <br /> 4 <br /> 6 S-6 41 N/A ML Silt, moderate yellowish brown, slightly damp, hard. <br /> 8 <br /> f0 <br /> S-11 27 N/A Silt, as at 5 ft., very stiff. <br /> 12 - <br /> 14- <br /> 16 - <br /> 21416 S--16 40 N/A Silt, as at 5 ft., hard. <br /> 18 <br /> I <br /> 20 <br /> S-21 45 N/A Silt, moderate yellowish brown, slightly damp, hard. <br /> (section continues downward) <br /> LOO. OF BORING. B-13/VW-4 PLATE <br /> t��/7/■S Unocal Service Station No. 6981 <br /> 4707 Pacific Avenue <br /> PROJECT NO. 38032 8032G11A Stockton, California <br />