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SECOR <br /> Inte—tonal Incorporated <br /> Logged By Date Drilled Drilling Contractor Project Name Method/Equipment Well Number <br /> ARCO#595 HOLLOW STEM AUGER <br /> CM 6/27/02 CASCADE STOCKTON,CA SPLIT SPOON DMW-3 <br /> See"Legend to Logs"for Boring Surface Groundwater Depth(ft) Total Drive Drop <br /> sampling method, Diam(in) Elev(ft) V 79 25 FIRST WATER Depth(ft) wt(lbs) Dist(in) <br /> classifications methods <br /> and laboratory 8 32 71 TOC -1 63 21 STABILIZED 1025 <br /> testing methods <br /> Well v <br /> Construction <br /> a Description A <br /> Cn z <br /> to <br /> 33 fine-grained,very dense,moist(0,80,15,5) @49' <br /> 34 <br /> v v <br /> 31 Same as above,see log of MW-3 0 MW <br /> 33 55 35 SAND(SP) with silt,dark yellowtsh brown(10YR-4/4),sand is @54' <br /> fine-grained,very dense,moist(0,90,10,0) <br /> b A <br /> o ° <br /> 31 Same as above,color changes to light gray(10YR7/2)no silt,moist 1 DMW3 <br /> 60 32 (0,100,0,0) @59' <br /> T 34 SANDY SILT(ML) with clay,brown(IOYR-5/3),sand is <br /> fine-grained,very stiff to hard,moist,low to moderate plasticity <br /> (0,35,55,10) <br /> e V.6 <br /> s . <br /> 31 p DNIW3 <br /> v ° b5 32 Same as above @64' <br /> ° 34 <br /> a a <br /> T <br /> A A <br /> 34 0 DNfW2 <br /> 70 36 Same as above @69' <br /> 37 <br /> O ° <br /> T T <br /> b tl <br /> 34 Same as above 0 �MW2 <br /> The substrata descriptions above are generalized representations and based upon visual/manual classification of cuttings and/or <br /> samples obtained dunng drilling Predominant material types shown on the log may contain different matenals and the change from <br /> one predorrunant 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 77BP 50595 00 0330 Date 8/7/02 GMH Log of Well <br /> 595DMW-3 GPJ Approved by <br /> LOG OF BOREHOLE <br /> Figure (sheet 3 of 5) <br />