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SECOR <br /> IntemtWa lIn_corporatcd <br /> Logged By Dates Drilled Drilling Contractor Project Name Method(Equipinent Well Number <br /> 7/16/01 WEST ARCO#4932 SPLIT SPOON <br /> CM 7/16/01 HAZMAT STOCKTON, CA HSA MW-7 <br /> See"Legend to Logs"for Boring Surface Groundwater Depth(ft) Total Drive Drop <br /> sampling method, Diam.(in) Elev(ft) 25 5 FIRS T Depth(ft} wt(lbs) Dist(in) <br /> classifications and laboratory 8 NA 26.73 STABILIZED 40 5 140 30 <br /> to tin methods <br /> � o <br /> Well o Description <br /> Construction <br /> 15 SALTY SAND(SM.dark yellowish brown(IOYR3/6),fine-grained sand,medium <br /> 23 dense,moist(0,75,25,0) <br /> 7 wet <br /> 30 14 SANDY SILT(ML).dark yellowish brown(10YR4/4),fine-grained sand,low <br /> 20 -\plasticity,stiff,moist 0 4060 0 <br /> SILTY SAND(SM) dark yellowish brown(10YR3/4),fine-grained sand,medium <br /> dense,wet(0,80,20,0) <br /> 8 <br /> 35 13 <br /> 19 SANDY SILT(NII,)•olive brown(2 5Y4/3),with clay,fine-grained sand,low <br /> plasticity,very stiff,moist,subangular blocky soil structure(0,35,55,10) <br /> 7 <br /> 40 8 <br /> THREADED 15 <br /> END CAP <br /> 45 <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 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 tunes <br /> Project No 077.43286.330 Date 8/14/01 PR Log of Well <br /> 4932MW7 GPJ Approved by <br /> LOG OF BOREHOLE <br /> Figure (sheet 2 of 2) <br />