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SECOR IntemationaI Incorporated Logged By: Date Drilled: Drilling Contractor Project Name: Method/Equipment: Well Number: CHEVRON 20-8118 HOLLOW STEM AUGER EG 10/17/01 CASCADE STOCKTON,CA SPLITSPOON MW-3 See"Legend to Logs"for Boring Surface Groundwater Elevation(ft.): Total Drive Drop sampling method, Diam.(in.): Elev.(ft.): SL -33.32 FIRST Depth(ft.): wt.(lbs.): Dist.(in.): classifications and laboratory testing methods 8 25.68 69.5 140 30 Well ) 3z Construction o o Description Q � m TRAFFIC I As halt. RATED CLAYEY SILT(ML)brown(7.5YR414),stiff,slightly moist,no odor(0,5, WELL BOX 65,30). GROUT 5 13 MW-3 15 @5, 16 10 15 SANDY CLAYEY SILT(ML)brown(7.5YR4/4),fine-grained sand,stiff, MW-3 15 slightly moist,no odor(0,25,45,30). @10' 16 i. SILTY SAND(SM)brown(7.5YR4/4),fine-grain sand,medium dense, slightly moist,no odor(0,50,40, 10). 15 12 MW-3 9 14 @15' 15 20 13 SILTY SAND(SM)strong brown(7.5YR4/6),fine-grained sand,medium MW-3 13 dense,slightly moist,no odor(0,60,40,0). @20' 15 'T SANDY CLAYEY SILT(ML)brown(7.5YR414),fine-grained sand,low b: b: plasticity,medium stiff,slightly moist,no odor(0,25,40,35). The substrata descriptions above are generalized representations and based upon visual/manual classification of cuttings and/or samples obtained during drilling. Predominant material types shown on the log may contain different materials and the change from one predominant material type to another could be different than indicated. 'ons on this log apply only at the specific location at the time of drilling and may not be representative of subsurface cond' Intl tions or times. Project No. 77CH.43593.40.0203 Date 10/16/01 Q: GA$M QLog of Well MW-3.GPJ 0 No. 636 Approved by LOG OF BOREHOLE U1 Ex .� p. �Q 7� �= Figure (sheet 1 of 3) ct`OF CRS-SFO