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SECOR <br /> Logged 13y Dates Dnlled Dnlhng Contractor Project Name Method(Egwpment Bon ng Number <br /> 7117101 WEST ARCO#595 SPLIT SPOON <br /> r CM 7117101 HAZMAT STOCKTON,CA HSA PSB-1 <br /> See"Legend w togs"for Bonng Surfa" Groundwater Depth(k) Total Dnve Drop <br /> sampling method, Dian(m) Eley(ft} 60 6 FIRST 7Depth(k wt(lbs) Dist-(in) <br /> testinFime ho and laboratory S 62.5 STABILIZED 100 0 NA NA <br /> tes�n methods <br /> Consytnienon a Description <br /> halt <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(h1L) dark yellowish brown(10YR4/4),with clay,low plasticity <br /> 10 Logged from cuttings to 45 feet bgs Boring is adjacent to MW-3 which was previously <br /> logged to 70 feet bgs <br /> GROUT <br /> 15 <br /> 20 <br /> The substrata descriptions above are generalized representations and based upon visual/manual classification of cuttings and/or <br /> samples obtained during drilling Predominant material types shown on the log may contain different materials and the change from <br /> one predormnant material type to another could be different than indicated Descriptions on this log apply only at the specific location <br /> at the tune of drilling and may not be representative of subsurface conditions at other locations or tones <br /> 1 Protect No 077 43029 330 Date 9120101 PR Log of Bonng <br /> 595PSB1 GPj Approved by <br /> LOG OF BOREHOLE <br /> Figure (sheet 1 of 5) <br />