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KEY TO SYMBOLS <br /> Symbol Description <br /> Strata symbols <br /> SAND, with silt to silty, slightly moist to <br /> on moist, light brown, (SM). <br /> CLAY, with sand to sandy, moist to wet, <br /> brown to dark brown (CL). <br /> vq7i SAND, with clay to clayey, moist to wet, <br /> brown (SC). <br /> SAND to GRAVEL, gravelly to sandy, <br /> with clay, moist to wet, brown (SP, SP- <br /> SC, GP-GC). <br /> SHALE, slighty sandy, moist, gray to <br /> black. <br /> Misc. Symbols <br /> Water table during <br /> drilling <br /> Notes: <br /> 1. Exploratory borings were drilled on April 9 and 10, 2007 using a 6-inch <br /> diameter continuous flight power auger. <br /> 2. Groundwater was encountered in all test holes at the time of drilling. <br /> Observed groundwater levels are as shown on the boring logs. <br /> 3. Borings were located using a GPS system and elevations were <br /> extrapolated from the USGS topographic map. <br /> 4. These logs are subject to the limitations, conclusions, and <br /> recommendations in this report. <br /> Proiect No.: D07.090 <br />