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IIAMP.LE�7HNOo PTD' USCS DESCRIPTION WELL� I CODE CONST. <br /> 20- <br /> 5-21 38 pprtsv ML Silt, as at 5 ft <br /> 22 <br /> 24 <br /> 34 Silt trace clay, moderate yellowish brown slightly <br /> 26 5-26 21 ppmv damp, very stiff <br /> 28 <br /> 34 <br /> 5-31 15 71 <br /> ppmv SM Silty sand, fine—grained, moderate yeilowisn <br /> 32 brown, slightly damp medium dense <br /> 34 <br /> 36- S-36 33 138 ML Silt, moderate yellowish brown, slightly damp, hard <br /> PP <br /> • <br /> 38 <br /> 40 <br /> 5-41 22 253 Sill, some cfay, olive gray mottled with moderate <br /> ppmv yellowish brown, slightly damp, very stiff <br /> - 42- <br /> 44- <br /> 155 <br /> 244158 Silt moderate yellowish brown, slightiy damp hard, <br /> 46 S-46 50 ppmv with white calcite veins <br /> 4$ <br /> 5-49 29 164 Silt some clay moderate yellowish brown, slightly <br /> ppmv damp, very stiff <br /> 50 TD Totai depth = 49-1/2 feet <br /> Boring Terminated to construct vapor—extraction well <br /> �sA Loa OF BORINCm s-siVw-i PLATE <br /> tAMAWAA ■ Unocal Service Station No. 6981 <br /> 4707 Pacific Avenue <br /> PROJECT NO. 38032 ao 2G48 Stockton, California <br />