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SECOR <br /> 7nlernariona!Inco orated <br />' Logge711,: Dalo Drilled: Drilling Conlractor Project Name: Method/Equipment: Well Number: <br /> CHEVRON#9-0557 <br /> DE112/01 V & W STOCKTON, CA HOLLOW STEM AUGER MW-9A <br /> 1 See"Legend to Logs" for Boring Surface Groundwater Depth(ft.): Total Drive Drop <br /> sampling method, Diam.(in.): Elev.(ft.): <br /> classifications and laboratory 4 23.35 STABILIZED Depth(ft.): wt.(lhs.): Dist.(in.): <br /> testis methods 10 11.50 57.0 <br /> Z:1 <br />' Well V v <br /> Construction n- <br /> Description <br /> CL <br /> 1 � <br /> v, V <br /> 30 <br /> 35 <br /> For a description of log subsurface conditions including soil behavior and the occurrence of <br /> groundwater,please refer to log of monitoring well number MW-9 (Pacific Environmental <br /> b: Group,Soil and Groundwater Investigation Report and Work Plan,November 29, 1997). <br /> 40- <br /> 45— <br /> BENTONITE <br /> 045BENTONI <br /> SEAL <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 locatio <br /> Iat the time of drilling and may not be representative of subsurface conditions at other locations or times. <br /> Project No. 77CH.43445.00.0370Date 8/8102 PR ,prq � <br /> Us <br /> 557MW9A.GP1 <br /> LOG OF BOREHOLE <br /> �� C A,� <br />