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SECOR , 1 <br /> International Incorporated <br /> Logged By Dates Dnlled Drilling Contractor Project Name Method/Equipment Bonng Number i <br /> 7/17/01 WEST ARCO#595 SPLIT SPOON <br /> CM 7/17/01 HAZMAT STOCKTON,CA HSA PSB. <br /> See 'Legend to Logs"for Boring Surface Groundwater Depth(ft) Total Dnve Drop <br /> sampling method, Diam(in) Elev(ft) 60 6 FIRST Depth(ft) wt(lbs) Dist(m) <br /> classifications and laboratory <br /> testing methods S X 62 5 STABILIZED 1000 NA NA <br /> W Cli <br /> Construction_ r Description r s - <br /> a <br /> AS halt 1 <br /> - i <br /> Roadbase <br /> SILTY SAND(SM) dark yellowish brown(10YR4/4),fine-grained sand,medium <br /> dense,moist(0,80,20,0) <br /> SILTY CLAY (CL) very dark gray(10YR3/1),moderate plasticity,very stiff,moist <br /> (0,0,40,60) ' <br /> 5 <br /> SANDY SILT(ML) dark yellowish brown(10YR4/4),with clay,low plasticity <br /> 1'T - <br /> l0 Logged from cuttings to 45 feet bgs Bonng is adjacent to MW-3 which was previously <br /> logged to 70 feet bgs ' <br /> GROUT -� <br /> i <br /> 2a <br /> BJIL <br /> The substrata descriptions above are generalized representations and based upon visuallmanual classification of cuttings and/or <br /> samples obtained during dnlhng Predominant material types shown on the log may contain different materials and the change from <br /> one predominant material type to another could be different than indicated Descriptions on this log apply only at the specific location <br /> at the time of drilling and may not be representative of subsurface conditions at other locations or times <br /> Project No 077 43029 330 Date 9/20/01 PR Log of Bonng <br /> 595PSB 1 GPJ Approved by ' <br /> LOG OF BOREHOLE <br /> Figure (sheet 1 of 5) <br />