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SECOR <br /> International1-neo mted <br /> By: Date Drilled: Drilling Contractor Project Name: Method/Equipment.- Well Number: <br /> CASCADE CHEVRON#20-1761 SPLIT SPOON <br /> 10/18/01 DRILLING MANTECA,CA HOLLOW STEM AUGER MW-3 <br /> [S;L,gend to Logs"for Boring Surface Groundwater Depth(ft.): Total Drive Drop <br /> sampling method Diwn.(in,). Elev.(ft.): 18 FIRST Depth(ft.): wt.(lbs.): Drop classifications and laboratory <br /> testin methods 8 34.56 25.0 140 30 <br /> � O <br /> well <br /> Construction ��, o Description <br /> p � w <br /> Q <br /> TRAMC I SILTY SAND(SM):brown(10YR4.3),fine-grained sand,medium dense, <br /> RATIN moist,no odor(0,85,15,0). <br /> WELL BOX <br /> :V :•� <br /> GROUT 5 7 MW-3 <br /> ei0 <br /> BENTONM <br /> SEAL ; SAND(SW):brown(10YR4/3),fine-to medium-grained sand,well grader], <br /> medium dense,moist,no odor(0,45,5,0). <br /> SAND 1 <br /> 9 - - - -- — - -- - -3 - <br /> 8 <br /> @19 <br /> 11 <br /> 0.020° <br /> SLOTTED <br /> SCREEN SILTY SAND(SM):brown(10YR4/3),fine-to coarse-grained sand,well <br /> graded,medium dense,moist,no odor(0,70,30,0). <br /> 15 10 <br /> la MW-3 <br /> @ 15' <br /> : <br /> 0 <br /> 11 <br /> 20 9 SILTY SAND <br /> (SM)dark grayish brown(10YR4/2),fine-to medium-grained MW-3 <br /> 10 sand,loose to medium dense,wet,no odor(0,60,35,5). @20' <br /> 10 <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 to may contain different materials and the change from <br /> one predominant material type to another could be different than indica c ;sop this log apply only at the specific location <br /> at the time of drilling and may not be representative of subsurface co ons or times. <br /> scow , <br /> Project No. 77CH.43582.00.0203 Date 11/14/01 PR 4i GABLE N Log of Well <br /> 1761MW3.GPJ ¢ No. 63 ; <br /> LOG OF BOREHOLE NA Exp D Figure <br /> (sheet 1 of 2) <br /> of cA�-�F <br />