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SECOR <br /> rntema lmd me rated <br /> Logged By Date Drilled Drilling Contractor Project Name Method/Equipment Boring Number <br /> Precision Chevron 9-2033 <br /> C Melancon $/30/00 Sampling 5011 W Charter Way,Stockton,CA., Direct Push SB-2 <br /> See"Legend to Logs"for Boring Surface Groundwater Depth(ft) Total Drive Drop <br /> sampling method, Diam(tn) Elev(ft.) SZ 45 5 First Encountered Depth(ft) wt(lbs) list(in) <br /> classifications and laboratory <br /> testing methods 2-inch NA 20 Stabilized 850 NA NA <br /> Boring .. <br /> Abandonment Description Q z <br /> 00 <br /> SILTY SAND(SM) with clay Greenish Gray(10Y 511),fine grained sand, 157 SB-2 <br /> A R. dense,moist,strong hydrocarbon odor (0,60,30,10) @25 <br /> � Qra <br /> J P <br /> a>Q 206 SB-2 <br /> @27 <br /> ro o i SILTY CLAY(CL)with fine grained sand Dark Gray(5Y 411),very stiff, <br /> "nP¢r moist,medium plasticity,moderate hydrocarbon odor,color changes to brown at 117 <br /> v r 29',no hydrocarbon odor (0,10,25,65) <br /> 30 16 SB-2 <br /> @30 <br /> b V "t a As above-Olive Gray(5Y 4/2) <br /> J ba <br /> a"QJS <br /> R �k <br /> r <br /> e #a <br /> °� A35 SANDY SILT(ML) with clay Dark Greenish Gray(l0Y 411),fine grained <br /> �ar�a sand,medium stiff,moist to wet (0,30,55,15) <br /> � Q <br /> Rfa a 1 <br /> e SILTY CLAY(CL) with fine grained sand Dark Greenish Gray(10Y 411), <br /> Q P very stiff,moist,medium plasticity (0,15,30,55) <br /> J <br /> sQ <br /> �a <br /> iao 40 <br /> ¢n 2 SB-2 <br /> p b s @40 <br /> Jr <br /> b hp e <br /> ip <br /> M v <br /> a g <br /> q 4 <br /> ? v° As above-with interbedded silty sand stringers <br /> °�ae 45 <br /> v p SAND (SP) with trace silt Dark Greenish Gray(10Y 3/1),fine grained sand, <br /> n y dense,wet (0,95,5,0) 18 S13-2 <br /> @46 <br /> a J+ <br /> sated <br /> n� Grades to - - - - - - - - � _ _ — _ — — � <br /> rr , <br /> -ar <br /> The substrata descriptions above are generalized representations and based upon visual/manual classification of cuttings and/or samples <br /> obtained during drilling Predominant material types shown on the log may contain different materials and the change from one <br /> predominant material type to another could be different than indicated Descriptions on this log apply only at the specific location at the <br /> time of drilling and may not be representative of subsurface conditions at other locations or tunes <br /> Project No 077 41991017 Date August 2000 Log of Boring <br /> 92033 GPJ Figure <br /> LOG OF BOREHOLE <br /> (sheet 2 of 4) <br />