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SECOR <br /> L,W_"arronalInco mud <br /> • Logged By Dates Drilled DnUnig Contractor Project Name Method/Equipment Well Number <br /> 7123/01 WEST ARCO#595 SPLIT SPOON <br /> BH 7123101 HAZMAT STOCKTON,CA HSA MW-5 <br /> See"Legend to logs"for Boring Surface Groundwater Depth(h) Total Dnve Drop <br /> sampling method, Dtant*n) E1ev(ft) y 50 FIRST Depth(ft.) wt.pbs) Dist(in) <br /> classifications and laboratory i 60AI STABILIZED 7 5 1 140 30 <br /> testingmethods $ 32 25(TOC) <br /> Well <br /> Construction d Description <br /> ra m �Z <br /> 4" 11 0 MW-5 <br /> SLO'T'TED 16 @50' <br /> SCREEN 19 SILTY CLAY(CL) light gray,hard,moist,cemented(0,0,15,85) <br /> 55 12 0 MW-5 <br /> 18 @55' <br /> 23 SANDY SILT(ML) brown,tine-grained sand,very stiff,low <br /> plasticity,wet(0,25,75,0) <br /> 60 <br /> 0 MW-5 <br /> • @69 <br /> SAND <br /> 65 10 SANDY SILT(ML) brown,very stiff,moderate plasticity,moist 0 MW-5 <br /> 15 (0,20,80,0) @65' <br /> 22 <br /> 'T'HREADED <br /> HID CAP 70 8 Same as above,hard,(0,20,80,0) 0 MW-5 <br /> 13 @701 <br /> 19 <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 Na 077.43029.330 Date 9120/01 PR Log of Well <br /> 595MW5 GPJ Approved by <br /> LOG OF BOREHOLE Figure (sheet 3 of 3) <br />