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SECOR <br /> LrternanowlIncorporated <br /> Logged By Date Drilled Drilling Contractor Project Name Method/Equtpment Well Number <br /> _ _ M _ HOLLOW WEST _ ARCO#4932 _ _ SPLIT SPOON <br /> CM 6/12/02 HAZAT STOCKTON,CA LOW STEM AUGER DMW=3__ <br /> See"Legend to Lags"for Boring <br /> ) ESurface <br /> Groundwater Depth(ft) Total Drive Drop <br /> sampling method, Dram(inlev(ft) $Z 24 5 FIRST Depth(ft) wt(lbs) Dist(in.) <br /> classifications and laboratory 8 NA S 28 STABILIZED 835 140 30 <br /> testiniz methods <br /> Well 3 Description <br /> Construction v °' <br /> • 18 Same as above,hard 241 <br /> 23 <br /> a 28 <br /> v o <br /> ti <br /> Same as above cemented <br /> 55 19 SILTY SAND(SM) olive brown(2 5Y4/3),fine-grained sand,very dense, 16 <br /> 24 moist to wet, (0,60,35,5) <br /> 30 <br /> b A <br /> • ■ <br /> o a <br /> 60 23 SANDY SILT(ML) dark yellowish brown(10YR4/4),with clay, 6 <br /> 30 fine-grained sand,moderate plasticity,hard,moist(0,35,50,15) <br /> 47 <br /> b b <br /> � O <br /> q b b5 13 SAND(SP): dark olive brown(2 5Y3/3),with silt,fine-grained,dense,wet, 4 <br /> 28 (0,95, 0 <br /> 31 CLAYEY SILT with SAND(ML) olive brown(2 5Y4/4),fine-grained <br /> b sand,moderate plasticity,hard,moist,caliche nodules(0,20,50,30) <br /> r r <br /> A A <br /> ■ <br /> e 70 16 SILTY SAND(SM) olive brown(2 5Y4/3),with trace clay,fine-grained 2 <br /> 28 sand,very dense,moist to wet (0,65,35,0) <br /> 32 <br /> 4 tl <br /> F 21 <br /> BENTONM 32 <br /> SEAL 47 <br /> 1. 111 <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 00 0230 Date 8/15/02 PR Log of Well <br /> 4932DMW3 GPj Approved by <br /> LOG OF BOREHOLE <br /> Figure (sheet 3 of 4) <br />