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Limited-Results Archaeological Survey Form (Page 3 of 6) <br />IV. ENVIRONMENT (continued) <br />19. Flora: Vegetation is dense (80-100% cover) along the drainage and consists of thick <br />grasses and forbs with scattered shrubs. To the east along the base of the steep bluff <br />edge ground cover decreases to 40% and consists of small shrubs with sparse <br />grasses and fortis. <br />20. Soils/Geology: Surface sediments are predominantly alluvial in nature and consist of a <br />medium brown sandy loam Subsurface geology is composed of sandstone. shale and <br />major coal beds of the Williams Fork Formation which are sedimentary, and igneous <br />rocks from the Early Tertiary and Late Cretaceous Age (Tweto 1979). <br />21. Ground Visibility: Surface visibility is limited (0-20%) along the drainage due to <br />vegetation cover, and increases to around 40% near the base of the bluff. <br />22. Comments: There are numerous opportunities to view subsurface contents via a two- <br />track animal trails, cut banks and eroded areas. <br />V. LITERATURE REVIEW <br />23. Location of File Search: OAHP- Compass and BLM Little Snake FO archeology files <br />Dates: 09/28/2010; 11/01/2010 <br />24. Previous Survey Activity - In the project area: One previous project (BLM #14-88) was <br />conducted in the same area as the proposed core hole (Friedman 1988). <br />In the general region: Five other projects have been conducted near the current <br />project (see Table 1 below). I <br />Table 1. Previous Cultural Resource Inventories in the Project Area. <br />BLM # Company Year Abbreviated Title <br />11.85 Grand River Institute 1985 Hayden-Gore Pass 345kV Line, Routt and Grand Counties <br />54.94 ___ Metcalf Archaeology 1994 Cyprus Twentymile, Five Drill Sites, Routt County <br />54.4.07 j <br />6 Metcalf Archaeology 2007 Twentymile, Cow Camp 11 Core Sites, Routt County <br />54.3.09 Metcalf Archaeology 2009 Sage Creek Drill Pad, 2009 exploration, Routt County <br />54.2.10 Metcalf Archaeology 2010 Peabody Energy Sage Creek Subsidence Project, Routt County <br />25. Known Cultural Resources - In the project area: None-, GLO maps were also searched