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J [. <br /> SECOR <br /> Intemaaonal Incorporated <br /> 7EG <br /> y: Date Drilled: Drilling Contractor Project Name: MethodlEquipment: Well Number: <br /> CASCADE CHEVRON#20-1761 SPLIT SPOON <br /> 10/18/01 DRILLING MANTECA,CA HOLLOW STEM AUGER Mw-2 <br /> See"Legend to Logs"for Boring Surface Groundwater Depth(ft.): Total Drive Drop <br /> sampling method Diam.(in.): Elev.(ft.): Z 20 FIRST Depth(ft.): <br /> classiwt.(lbs.): Dist.(in.): <br /> fications and laboratory <br /> testing methods $ 34.0825.0 140 30 <br /> 0 O <br /> Well v z <br /> Construction ��, o Description a <br /> CIO U) <br /> TRAFFIC SAND(SW): light olive brown(2.5Y5/3),fine-to medium-grained,well <br /> RATED graded,medium dense,moist,no odor(0,95,5,0). <br /> WELL BOX <br /> GROUT 5 7 AW-29 @ 5' <br /> ;:. :. 9 <br /> e• e•. 10 . <br /> __SAND_(SP_)light.ohyc brown_(2.5Y513�_medium grained,well-graded,- MW-2 <br /> SEAL 11 loose,moist,no odor(0,100,0,0). @ 10' <br /> 11 <br /> SAND <br /> CLAYEY SILTY SAND(SM):light olive brown(2.5Y5/3),fine-grained <br /> sand,medium dense,moist,no odor(0,50,40,10). <br /> 0.020" <br /> SLOTTED 15 9 MW-2 <br /> SCREEN 9 <br /> @15 <br /> 10 <br /> 20 8 SILTY SAND(SM)dark grayish brown(2.5Y4/2),fine-grained sand, MW-2 <br /> 10 poorly graded,medium dense,wet,no odor(0,65,35,0). w20' <br /> 11 <br /> CLAYEY SAND(SC),dark grayish brown(2.5Y4/2),fine-grained sand, <br /> medium plasticity,medium dense,wet,no odor(0,70,5,25). <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 ' �thlog apply only at the specific location <br /> at the time of drilling and may not be representative of subsurface conditio times. <br /> C- SCOTT Q� <br /> Project No. 77CH.43582.00.0203 Date 11/14/01 PR cu GABLE U.) g Of WeI1__ <br /> cc No.6366 --i1761N W2.GPJ N • igure <br /> LOC OF BOREHOLE pk Exp. `Q <br /> (sheet 1 of 2) <br /> OF CAL��O <br />