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TEST PIT TP-104 <br /> Approximate Ground Surface Elevation: 609 <br /> Date Excavated: 18 May 1988 <br /> Location: See Site and Exploration Plan <br /> Depth Sample No. U.S.C.S. <br /> (feet) [Depth (feet)] Symbol Description <br /> 0.0-0.5 PT TOPSOIL, with heavy rootmat I <br /> 0.5-3.0 SM FILL- Till Fill , medium dense, <br /> very moist, with asphalt <br /> debris, topsoil , and logs to <br /> 6-inch diameter <br /> 3.0-3.5 PT TOPSOIL (original ground <br /> surface) , very moist <br /> 3.5-6.0 S-1 [4-5] ML SANDY SILT (Alluvium) grey, <br /> stiff, moist <br /> at 5.5 feet with layers silty <br /> fine sand, wet <br /> 6.0-7.5 S-7 [7] GP SANDY GRAVEL and COBBLES, grey, <br /> trace silt, medium dense, wet <br /> 7.5 SM SLIGHTLY WEATHERED TILL, very <br /> dense, moist <br /> Bottom of exploration at 7.5 feet. <br /> Moderate seepage encountered at 6.5 feet. <br /> Light caving at 6.5 feet <br /> DRAWING 7 <br />