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r <br /> ca <br /> DEP. SAMPLE o P. I.D. USCS DESCRIPTION WELL <br /> NO. m S' <br /> CODE CON . <br /> 50 <br /> r S-51 62 76 ML Silt trace clay, moderate brown, slightly damp <br /> ppmv slight plasticity, hard <br /> - 52 - <br /> - 54 - <br /> 56 5-56 51 ppmv SM Silt some fine—grained sand light brown <br /> 5$ <br /> r <br /> 60 <br /> S-61 34 ppmv ML Silt, light brown—light olive green <br /> - 62 - <br /> V <br /> 2V <br /> 64 <br /> S-65 23 Silt trace fine—grained sand moderate brown, <br /> 66 wet, very stiff <br /> 158 - <br /> - 70 - <br /> S-71 <br /> S-71 23 Silt some fine—grained sand <br /> 72 <br /> 74 <br /> SW Sand, fine— coarse—grained, brown, dense <br /> 76 S-75 42 <br /> SM Sandy silt, fine—sand, hard <br /> 78 <br /> Ground—water encountered of approximately 64 feet <br /> Boring terminated at 75 feet and converted to <br /> $D ground--water/vapor extraction well <br /> LOG OF BORINGS B6/MW2 PLATE <br /> ARCO Service Station No. 2130 <br /> 7906 North EI Dorado StreetFILE NO C19 <br /> PROJECT NO. 30003-4 0003D5C Stockton, California <br />