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settler-Ryan Inc. Log of Boring MW-15 <br /> PROJECT: Tosco (Unocal)Service Station No. 6981 LOCATION: 4707 Pacific Avenue, Stockton, CA <br /> PROJECT N0. : 140124,05 CASING ELEVATION: 11.37 feet MSC <br /> DATE STARTED: 08/18/99 WL (ft.bgs): DATE: TIME: <br /> DATE FINISHED: 08/18/99 WL (fl.bgs): DATE: TIME: <br /> DRILLING METHOD: 8"hallow-stem auger TOTAL DEPTH: 41 Feet <br /> DRILLING COMPANY: Woodward Drilling GEOLOGIST: Mike M. <br /> w <br /> m <br /> mo N WELL DIAGRAM <br /> n w w GEOLOGIC DESCRIPTION <br /> v o <br /> p.�_ <br /> Concrete. <br /> CL <br /> 5 <br /> 10.5 31 MW-I5-8 SILTY CLAY (CL) -reddish brown (SYR 4/3)and <br /> black (SYR 2.5/0, dry, very stiff, 70% clay,30% silt. u c <br /> v s' <br /> v cm <br /> p U <br /> W <br /> b <br /> W <br /> U <br /> f0 x <br /> 8.8 27 MW-IS-II Color change to reddish brown (SYR 4/3),becomes <br /> 66%clay, 459 silt. N <br /> . v <br /> 8.0 54 MW-15-18 <br /> Becomes hard, ,a <br /> r> <br /> d1 <br /> 20- <br /> 83 <br /> 0 8 3 35 MW-15-2I ' <br /> Color change to dark gray (SYR 5/1) and reddish <br /> yellow (SYR 8/8),becomes moist. <br /> 6 = Q <br /> 25- <br /> - <br /> 5 H _ �• <br /> 3.8 28 MW-15-28 <br /> Becomes very stiff. <br /> JOB NUMBER: 140f24,05 Page 1 of 2 <br />