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SECOR <br /> International Incorporated <br /> Logged By: Date Drilled: Drilling Contractor Project Name: MethodlEquipmem Well Number: <br /> CHEVRON 20-8118 HOLLOW STEM AUGER <br /> EG 10/17/01 CASCADE STOCKTON,CA SPLITSPOON MW-2 <br /> ►' See"Legend to Logs"for Boring Surface Groundwater Elevation(ft.): Total Drive Drop <br /> sampling method, Diam.(in.): Elev.(ft.): SZ -34.82 FIRST Depth(ft.): wt-(lbs.): Dist.(in.): <br /> classifications and laboratory <br /> testin methods $ 25.68 69.5 140 30 <br /> > O <br /> z <br /> Well o Description <br /> Construction <br /> A cn <br /> OBENTONM, 13 SILT WITH SAND(ML)brown(7.5YR5/3),fine-grained sand,medium MW-2 <br /> SEAL 13 stiff,slightly moist,no odor(0, 10,90,0). @50 <br /> 15 <br /> SAND <br /> 0.020" <br /> 55 <br /> SLOTTED 13 MW-2 <br /> " SCREEN 14 @55' <br /> SANDY SILT WITH CLAY(ML)brown(7.5YR4/3),fin-to <br /> 14 <br /> medium-grained sand,medium stiff,slightly moist,no odor(0,30,60, 10). <br /> 60 14 MW-2 <br /> 15 @60' <br /> 15 no recovery <br /> SILTY SAND(SM)brown(7.5YR4/4),fine-to medium-grained,well <br /> graded,medium dense,wet,no odor(0,65,35,0). <br /> 65 14 <br /> MW-2 <br /> 16 @b5' <br /> 15 <br /> THREADED <br /> END CAP 70 <br /> SILTY SAND(SM)brown(7.5YR4/4),fine-to medium-grained sand,well MW-2 <br /> graded,loose,wet,no odor(0,75,20,5). @70' <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. D&w4gtions on this log apply only at the specific location <br /> at the time of drilling and may not be representative of subsurface con^ <br /> Ee4tr7Nations or times. <br /> �y SCOTT <br /> Project No. 77CH.43593.00.0203 Date 10/16/01 W� GABLE �E�lt Log of Well <br /> MW-2.GPJ NO. 636 r Approved by 75 — <br /> LOG OF BOREHOLE N,A EX •.� <br /> y n Figure (sheet 3 of 3) <br /> �€�P <br />