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SECOR <br /> rnremadond <br /> Logged By: Date Drilled: Drilling Contractor Project Nam Med o�lri�t: Well Number <br /> GREGG ARCO#44 3 HOLLOW STEM AUGER <br /> BH 5/8/02 DRILLING STOCKTON CA SPLITSPOON 1VIW-91VjJD <br /> See"Loggnd to Logs"for Boring y�� Ground ater Depth{tit.): Total Drive <br /> PB method. Diam(in.): Elev.(ft.): SL } FIRST Depth(fit.): wt(Ybs. Drop <br /> cla 199& 1tions and laboratory ) �swCm-)� <br /> testin methods 10 52.0 140 30 <br /> Well v Z <br /> p <br /> Construction fig, tion A <br /> A � <br /> SAND(SW):dark gray(2.SY41 },medium-grained,saturated,well graded,no 0 MW9 <br /> hydrocarbon odor(0,95,5,0). @25' <br /> 30 SAND(SP):grayish brown(2.5175/2),fine-td medium-grained,saturated, 0 <br /> poorly graded,no hydrocarbon (0,100.0,0). <br /> 0 <br /> Color change to dark gray(2.5Y 1),fine-grained,saturated,well graded,no i <br /> BENTONM 35 , hydrocarbon odor. <br /> SEAL <br /> SAND#3 <br /> 0 <br /> .. :MW-9M <br /> SCREEN <br /> 2"0.020 <br /> 0 <br /> Same as above. <br /> 40 ` SANDY GRAVEL(GP):darn gay(2.5Y4/1),fine-to medium-grained sand, <br /> subangular gravel,saturated.poorly graded.slight hydrocarbon odor <br /> r (60,30,10,0). <br /> 0 MW9 <br /> SANDY CLAY(CL):gray(10 /1),fine-grained sand,firm,moist,low @4T <br /> plasticity,no hydrocarbon odor(0 30,5,65). <br /> BENTONM <br /> SEAL, <br /> 45 <br /> SILTY SAND(SM):gray(1 OYR 5/1),fine-grained sand,moist to very moist, 0 <br /> no hydrocarbon odor(0,60,4.0,0). <br /> `:MW-8D <br /> SCREEN 0 MW9 <br /> `:2"0.020 @52' <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 nw r contain different materials and the change from one <br /> predominant material type to another could be different than indicated D c Vtions on this log apply only at the specific location at the <br /> time of drilling and may not be representative of subsurface conditions ate her locations or times. <br /> Project Na. 77BP.43036.00.0320 Date 5/31/02 PR Log of Well I <br /> 4493MW9.GPJ Approved by <br /> LOG OF BOREHOLE <br /> Figure (sheet 2 of 3) <br /> 3 <br />