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SECOR <br /> Internatwna!Inco orated <br /> Logged By Date Drilled Drilling Contractor Project Name Method/Equipment Well Number <br /> CASCADE 7-Eleven#32262 HOLLOW STEM AUGER <br /> K G 10/16/03 DRILLING TRACY,CALIFORNIA CAL-MOD SPLIT SPOON MW-OD <br /> See"Legend to Logs"for Boring Surface Groundwater Depth(ft) Total Drive Drop <br />' samphng method, DEam(in) Elev(ft) Depth{ft) wt(]bs) Dist(in) <br /> } <br /> classifications and laboratory <br /> test�n methods 8 510 140 30 <br /> Well a <br /> 3 Description a <br /> Construction v o p <br /> TRAFFIC 1W6"As halt <br /> RATED SILTY GRAVEL with SAND(GM) brown(10YR-5/3), <br />' WELL BOX fine to medium grained sand,subangular to subrounded, <br /> GROUT sand is graded,dry,very dense(50,35,15,0) 0 <br /> 0 <br /> SILT(ML) very dark gray(10YR-311),hard,low <br />' v ° plasticity slightly moist(0,0,85,15) <br /> a 5 20 0 <br />' • CLAYEY SILT(ML) brown(10YR-513),stiff,low 0 <br /> A > 7 plasticity(0,0,85,15) <br />' 7 0 <br /> n n 0 <br /> 10 7 <br /> Minor mica flakes,slightly increasing clay(0,0,80,20) 6 8 MW-6, 1 I00 <br /> n v <br /> T <br /> 0 O <br /> 10 <br /> 6 112 <br /> a � <br /> 16 <br /> 15 <br /> 35 253 <br /> b o 37 <br /> p p Minor rounded gravels 112") 318 <br /> 20 33 SILT(ML) brown,trace of some sand,medium hard, 85 5 MW-6 <br /> moist,medium plasticity,micaceous sand&stlt,very @ 19 5' <br /> a n <br /> 49 fine-grained sand(0,5,75,20) <br /> I 20 <br /> 521 <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 77EL 32262 03.0502 Date 11/04/2003 Log of Well <br /> MWI-6 GPj piggy <br /> LOG OF BOREHOLE <br /> (sheet 1 of 3) <br />