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SECOR <br /> International Incorporated <br /> Logged By: Date Drilled: Drilling Contractor Project Name: Method/Equipment: Well Number: <br /> V&W RANCH MARKET HOLLOW STEM AUGER <br /> BC 7/12/02 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.): 30 FIRST Depth(ft.): wt.(lbs.): Dist.(in.): <br /> classifications and laboratory 8 43.0 140 30 <br /> testing m ?? <br /> E3' <br /> Well <br /> Construction g o Description <br /> :y :y <br /> .` 0.75"SCH <br /> 80 PVC <br /> CASING <br /> .Xvb' 30 <br /> :* 23 CLAYEY SAND(SC):very dark grayish brown(2.5Y3/2),fine-grained 238 <br /> sand low plasticity,medium dense wet tninor hydrocarbon odor 0 60 10 30 . <br /> :o`• a> Grades to:SILTY SAND(SM)(0,70,20,10). <br /> BENTONM <br /> SEAL 35 50 SAND(SW): dark olive brown(2.5Y3/3),fine-to coarse-grained sand, 10% 34 <br /> fine-grained,80%medium-grained,10%coarse-grained,occasional gravel to <br /> #3 SAND 1/4-inch diameter,dense,wet,no hydrocarbon odor(10,90,0,0). <br /> 2" <br /> SPARGE <br /> POINT 40 <br /> Driller re orts layer of cobbles. <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 8/21/02 PR Log of Well ) <br /> RM_S4.GPJ Figure <br /> LOG OF BOREHOLE <br /> (sheet 2 of 2) <br />