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SECOR <br /> lnternaNanaf/ncoropratW <br /> Logged By: Date Drilled: Drilling Cunnactor <br /> WEST Project Name: MetlwNEquipment: <br /> CM 8/8/02 PORT OF STO E TON SPLIT SPOON Well Number: <br /> See"Legend to Logs,for HAZMAT STOCKTON,CA <br /> Boring gu as HOLLOW STEM AUGER QW-IA <br /> sampling method, Dism.(in.): Elev(h)c 'TON. <br /> Depth(ft.): Total <br /> classifications ord laboratory V ]1 FIRST Drive Drop <br /> un met ads 8 S 8.5 STABILIZED (ft.): wt•(Ibs.): DistUn.): <br /> 21.0 140 30 <br /> Well S 3 <br /> Construction p m Description <br /> c5 h <br /> 4'STOVE SP SAND g <br /> PIPE (0,100,0,0)6 ht olive brown(2.5Y5/3),fine-grained,medium dense,dry <br /> WELL BOX <br /> SGROUT SILTY CLAY it dark grayish brown(2.SY4/2),malium plasticity,sfiff, <br /> FAI AIO moist,rootholes(0,0,30,70). <br /> #3 SAND <br /> :.`0.020" <br /> SLOTTED 5 q <br /> SCREEN <br /> INTERVAL g 0 <br /> 10 9 -3111 as above,very stiff,iron oxide staining along roodtoles. <br /> 13 0 <br /> 17 <br /> l5 6 SANDY S (NII,):dark greenish <br /> 6 sand,very stiff,moist to wet(0,40,5 0)(IOGY3/1),with clay,fine-grained 0 <br /> 8 <br /> 16 SILTY CLAY(CL):dark gray(5Y4/1),medium plasticity,hard,moist, 0 <br /> 22 (0,0,40,60). <br /> 26 <br /> THREADED <br /> END CAP 20 J6 <br /> 26 <br /> 28 0 <br /> The substrata descriptions above are generalized representations and based upon visuaUmanual classification of cuttings and/or <br /> samples obtained dating drilling. Predominant material types shown on the log[nay contain different materials and the change from <br /> one predominant material type to another could he different than indicated. Descriptions on this to apply onlyat the s <br /> at the time of drilling and may not be representative of subsurface conditions at other locations or timesP y pacific location <br /> Project No. 7707.43673.02.0004 Date 9/19/02 PR <br /> Log of WeII <br /> STBCOWIA.GPJ <br /> LOG OF BOREHOLE Figure <br /> (sheet 1 of 1) <br />