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DEPTH SAMPLE c P.1 D. USCS DESCRIPTION <br /> WELL <br /> . NO, m CODE CONST. <br /> 50 - <br /> S-50 63 78 ML Silt, pa€e yellowish brown, white calcite veins and •• <br /> ppmv dark yellowish orange along root structures <br /> - 52 - <br /> 54- <br /> S-55 <br /> 254 S-55 >50 plpmv Slightly damp .• <br /> s6 <br /> 58 <br /> 60 . <br /> S-60 73 32 <br /> ppmv <br /> 62 - <br /> - 64 - <br /> S-65 <br /> 2 64S-65 >50 pp5 Pale yellowish brown, dry, calcite veins •• <br /> 66 �• . . <br /> 68 , • <br /> 70 ' <br /> 5-70 >50 33 , <br /> ppmv <br /> 72 <br /> 74 , <br /> 76 p <br /> S-75 >5€? 20nv <br /> TD Total depth = 76-1/2 feet <br /> 78 Boring backfilled with cement/bentonite slurry <br /> 80 <br /> =iLl,li LOG OF BORING: B-7 PLATE <br /> W,IV ARCO Service Station No. 6100 9 <br /> 25775 South Patterson Pass <br /> PROJECT NO. 30041-2FILE N0 Tracy, California <br /> 0041 194C <br />