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1 <br /> SECOR <br /> International Incorporated <br />' Logge7B,: D31e Drilled: Drilling Contractor Project Name: Method/Equipment: Well Number: <br /> DE /12/01 CHEVRON#9-0557 <br /> V & W STOCKTON, CA HOLLOW STEM AUGER MVV-9A <br />' <br /> S <br /> ce"Legend to Logs" for Boring Surface Groundwater Depth(ft.): Total Drive Drop <br /> mpling method, Diam.0n-): Elev.(ft.): 4 De thassifications and laboratory 23.35 STABILIZED p (ft.}: wt.(] Dist.(in.): <br /> sting methods 10 11.50 57.0 <br /> 1 Well o <br /> Construction <br /> w Description <br /> Ca E <br /> I M <br /> M <br /> SAND ' <br /> SCREEN For a description of log subsurface conditions including soil behavior and the occurrence of <br /> INTERVAL groundwater, please refer to log of monitoring well number MW-9(Pacific Environmental <br />' Group, Soil and Groundwater Investigation Report and Work Plan,November 29, 1997). <br /> 55 <br /> ` THREADE <br /> END CAP <br /> I <br /> 60- <br /> 10 <br /> 65- <br /> 70— <br /> The <br /> 574The 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 locatio <br />' at the time of drilling and may not be representative of subsurface conditions at other locations or times` <br /> Project No. 77CH.43445.00.0370Date 818102 PR Eg" f <br /> 557MW9A.GPJigu e 1��, r i6 • <br /> LOG OF BOREHOLE r� <br /> ����� CAL��Ci <br />