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SECOR <br /> International Incorporated <br /> Logged By: Date Drilled: Drilling Contractor Project Name: Method/Equipment: Well Number: <br /> CASCADE CHEVRON#20-1761 SPLIT SPOON <br /> EG 10/18/01 DRILLING MANTECA,CA HOLLOW STEM AUGER MW-1 <br /> See"Legend to Logs"for Boring Surface Groundwater Depth(ft.): Total Drive Drop <br /> sampling method, Diam.(in.): Elev.(ft.): Q <br /> classifications and laboratory 20.5 FIRST Depth(ft.): wt.(lbs.): Dist.(in.); <br /> testin methods 8 34.52 25.0 140 30 <br /> Well o <br /> Construction, a Description <br /> A a as <br /> 0111 <br /> TC SAND(SW): olive brown(2.5Y4/4),fine-to medium grained,well graded, <br /> RATED medium dense,moist,no odor(0,95,5,0). <br /> WELL BOX <br /> R <br /> GROUT 5 7 <br /> 7 MW-1 <br /> a 8 @5' <br /> :4 L <br /> BENTO_ 10 _ _7 _ SAND( P)light olive brown(2.5Y5/3),_medium- ined-_well.graded, -I <br /> SEAL 8 medium dense,moist,no odor(0,100,0,0). @10* <br /> 8 <br /> SAND <br /> SANDY SILT(ML): dark grayish brown(2.5Y4/2),fine-grained sand, <br /> medium dense,moist,no odor(0,40,55,5). <br /> 0.020" <br /> 15 <br /> SLOTTED 9MW-1 <br /> SCREEN 10 @15' <br /> 11 <br /> SILTY SAND(SM)dark grayish brown(2.5Y4/2),fine-grained sand, <br /> poorly graded,medium dense,wet,no odor(0,60,40,0). <br /> 20 9 <br /> 12 MW-1 <br /> 12 @20' <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. De on this log apply only at the specific location <br /> at the time of drilling and may not be representative of subsurface conditio eta s or times. <br /> Project No. 77CH.43582.00.0203 Date11/14/01 PR SCOTT 0�'i GABLE Log of Well <br /> ccr N <br /> 1761MW1.GPJ ¢ No.63 • Figure <br /> LOG OF BOREHOLE Na EXPO/QdJ <br /> y>, (sheet 1 of 2) <br />