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SECOR <br /> International Inco orated <br /> Logged By Date Drilled Drilling Contractor Project Name Method/Equipment Well Number <br /> ARCO#4932 CAL MOD SPLIT SPOON <br /> CM 817103 CASCADE STOCKTON,CA HOLLOW STEM AUGER EW-7 <br /> See"Legend to Logs"for Boring Surface Groundwater Depth(ft) Total Drive Drop <br /> sampling meUiod, Diam(in) Elev(ft) 30 FIRST Depth(ft} wt(Ibs) Dist(in) <br /> classifications and laboratory <br /> testing methods 12 NA 1 315 STATIC 410 140 30 <br /> Wel] s 3 Desenption <br /> Construction ; F- <br /> ca <br /> TRAFFIC HAND 4-INCH SIDEWALK SLAB-CONCRETE <br /> RATED UGE GRAVELLY SAND-FILL <br /> WELL BOX SILTY CLAY wl SAND(CL) very dark gray(1 OYR-311),fine <br /> d o GROUT grained sand,very stiff,moist,moderate plasticity,(0,20,30,50) <br /> 9 0 <br /> a o <br /> 5 13 SILTY SAND w/CLAY(SM) dark yellowish brown 0 <br /> r r 15 (10YR-414),fined grained sand,dense,moist,(0,60,35,5) <br /> 19 <br /> n a <br /> O O <br /> 10 21 SAND(SP) dark brown(1 OYR-313),fine grained sand,dense, 0 1040 <br /> 25 moist 0 100 0 0 <br /> 28 SILTY SAND(SM) olive brown(2 5Y-414),fine grained sand, <br /> e dense,moist,(0,75,25,0) <br /> I <br /> A � <br /> . . <br /> 15 23 SANDY SILT w/CLAY(ML) dark yellowish brown 0 1050 <br /> ti 27 (1 OYR-414),fined grained sand,hard,moist,low plasticity, <br /> 22 (0,40,55,5) <br /> o a <br /> BENTONIT <br /> SEAL <br /> #3 SAND 20 <br /> 28 SAND wl SILT(SP) dark yellow brown(1 OYR-414),fined 0 1055 <br /> 30 grained sand, very dense,moist,(0,95,5,0) <br /> 6 31 <br /> DIAMIRTER, <br /> 0 020" <br /> STAINLESS <br /> STEEL <br /> WRAP <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 dnlling and may not be representative of subsurface conditions at other locations or times <br /> Project No 77BP 54932 03 Date 9/15103 DWR Log of Well <br /> 4932EW-3 GPJ Approved by <br /> LOG OF BOREHOLE <br /> Figure (sheet 1 of 2) <br />