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SECOR <br /> International Inco orated <br /> Logged By Date Dnlled Drilling Contractor Project Name Method/Equipment Well Number <br /> ARCO#4932 CAL MOD SPLIT SPOON <br /> CM 8/6103 CASCADE STOCKTON,CA HOLLOW STEM AUGER EW-5 <br /> See"Legend to Logs"for Bonng Surface Groundwater Depth(ft) Total Drive Drop <br /> sampling method, Diam(in) Elev(ft) SZ 30 FIRST Depth(ft) wt(lbs) Dist(in) <br /> classifications and laboratory 12 NA T 32 37 STATIC 410 140 30 <br /> testingmethods <br /> Well Descnption <br /> Construction A in F- <br /> � a <br /> 19 SAND(SP) olive brown(2 5Y-4/3),fine grained sand,dense, 0 1020 <br /> 15 moist,(0,100,0,0) <br /> 18 <br /> 6" 30 18 As above,sand is fine grained,with silt,dense,moist,(0,90,10,0) 0 1025 <br /> DIAMETER, 22 CLAYEY SILT w/SAND(ML) brown(10YR-514),fine grained <br /> 0 020" 25 sand,very stiff to hard,moist,moderate plasticity,(0,10,50,40) <br /> STAINLESS <br /> - STEEL <br /> WRAP <br /> 35 15 SILTY SAND w/CLAY(ML) yellow brown(1 OYR-4/4),fine 2 1030 <br /> 20 grained sand,dense,moist to wet,caliche,(0,55,40,5) <br /> 18 <br /> 44 15SANDY SILT w/CLAY(ML) dark yellow brown(1 OYR-414), 0 1035 <br /> THREADED 19 fine grained sand,very stiff,to hard,moist,moderate plasticity,sbk <br /> END CAP 14 soil structure 0 20 70 10 <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 times <br /> Project No 77BP 54932 03 Date 9115/03 DWR Log of Well <br /> 4932EW-3 GPJ Approved by <br /> LOG OF BOREHOLE <br /> Figure (sheet 2 of 2) <br />