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SECOR <br /> Intemational Incorporated <br /> Logged By: Date Drilled: Drilling Contractor Project Name: Method/Equipment: Well Number: <br /> V&W RANCII MARKET HOLLOW STEM AUGER <br /> BC 7/8/02 DRILLING RIVERBANK,CA SPLIT SPOON S- <br /> See"Legend to Logs"for Boring Surface Groundwater Depth(ft.): Total Drive Dro <br /> sampling method, Diam.(in.): Elev.(ft.): _V 30 FIRST Depth(ft.): wt.(Ibs.): Dist.(in.): <br /> classlfications and laboratory 8 45.0 140 30 <br /> testing methods <br /> Well <br /> 3 Description <br /> Construction o <br /> �' oa <br /> 0.75"SCH <br /> 80 PVC <br /> CASING <br /> `�•Q b�' 30 <br /> 11 SANDY CLAY(CL):brown(7.5YR4/3),very fine-grained sand,medium 2 <br /> stiff,moist, 10%orange mottling,no hydrocarbon odor(0,30,20,50). <br /> e:• O'r <br /> e'• o <br /> BENTON 35 17 SAND(SW): brown(IOYR4/4),medium-to coarse-grained sand,75% 0 <br /> SEAL medium-grained,25%coarse-grained,gravel to 1/2-inch diameter,loose,wet, <br /> no hydrocarbon odor(5,95,0,0). <br /> 0 SAND <br /> 2" <br /> SPARGE <br /> POIN 40 Same as above, sample collected not at 40 feet,but rather top of heaving sand. 0 <br /> Driller reports 6 feet of heaving sand. <br /> Driller reports cobbles from 42 to 45 feet. <br /> 45 <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. Descriptions on this log apply only at the specific location <br /> at the time of drilling and may not be representative of subsurface conditions at other locations or times. <br /> Project No. 770T.43622.01.0003 Date 8/22/02 PR Log Of Well ) <br /> RM_S2.GPJ Figure <br /> LOG OF BOREHOLE <br /> (sheet 2 of 2) <br />