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1 <br /> SURM SAMPLE USCS I WELL <br /> DEPTH I NO. _9' P'!'D' CODE! DESCRIPTION <br /> co CONST <br /> 15-50 56 M <br /> PPmv t_ Clayey silt, moderate yellowish brown dry low olast c,v npra <br /> I <br /> � r <br /> I I <br /> ' <br /> 54 Cl <br /> 5-55 4$ ppmv Silt dark yellowish brown non—plastic <br /> I <br /> S6 <br /> 58 ---- <br /> 0 <br /> `--60 42ppmv � f Clayey silt pale olive low olastrc�ty <br /> -- <br /> 60 � y <br /> f � y <br /> f! <br /> 62 - <br /> 64 <br /> 2 64 5-65 50 N/A ( Most <br /> ppmv I ! <br /> 6 6 -- I ! <br /> k <br /> 68 — ! <br /> 70 ; c-70 45 N/A ` y <br /> 1 <br /> ppmv Silt trace tine—grained sand dark yerlowrsn ;,rc vn i k� <br /> 72 — r 17 1 <br /> ! sw <br /> Sand fine— to coarse—grained moaerate Drown He° r <br /> r / I medium dense <br /> 74 S-74 35 N A <br /> I ppmv ML I Cloyev silt moderate yellowish brown Iry low—orasf <br /> _ r ery _tiff <br /> l Bonnq terminated at 74-1/2 feet <br /> ' 76 _ i Boring Converted to monitoring well <br /> I <br /> 78 — <br /> Ile <br /> 8 -- i <br /> ! <br /> I r <br /> r � f <br /> r <br /> t��I` LOG OF BORING: B-22/MW-7 ' PLATE <br /> r Z A a�rr�rr��r <br /> WiW"A I�� ARCO Service Station No. 2130 <br /> 7906 North El Dorado Street I C65 <br /> PROJECT NO. 30003 0003NO <br /> 8C Stockton, California <br />