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Project: Weber Ranch Office Park <br /> Stockton, CA Log of Boring WR - I <br /> Date Drilled:October 18, 1990 Remarks: Vertical datum-Weber Ranch Office Park Site Plan <br /> Type of Boring:4 "hollow stem auger (see legend sheet for sampler types and laboratory tests) <br /> Hammer: 140 pounds/30"fall Logged by:S.R.Clark <br /> MATERIAL DESCRIPTION <br /> Q V) a s x a o 0. <br /> H <br /> Surface Elevation: Approx. 18.6 feet <br /> 5 c-4 <br /> - 0.9 <br /> w <br /> 10 r <br /> - 0.4 <br /> Reddish sandy silt <br /> (ML) <br /> 15 <br /> 10 0.8 <br /> 00w <br /> 20 <br /> 0.5 <br /> w <br /> 25 <br /> 0.8 <br /> 00 <br /> w <br /> Gray, silty clay <br /> (CL) <br /> 30 <br /> Project: Weber Ranch PH-7 Environmental Figure 4 <br />