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226 - Herm -Fughes - Kolob Family complex <br />226 -Henn -Fughes - Kolob Family complex, 25 to 40 percent slopes <br />SETTING <br />Landforms: mountain side slopes <br />Elevation: 7,000 to 9,400 feet <br />Mean annual air temperature: 39 to 43 degrees F <br />Mean annual precipitation: 16 to 24 inches <br />Frost-free period: 75 to 95 days <br />CHARACTERISTICS OF THE HERM SOIL <br />Parent material: alluvium and residuum from interbedded sandstone and shale <br />Dominant native plants: Gambel oak, Kentucky bluegrass, elk sedge, rabbitbrush <br />Typical Profile <br />0 to 9 inches -dark grayish brown clay loam <br />9 to 14 inches -grayish brown clay <br />14 to 60 inches -pale brown clay <br />Depth class: very deep <br />Drainage class: well drained <br />Permeability: slow <br />• Available water capacity: moderate <br />Potential rooting depth: 10 to 20 inches <br />Surface runoff: very slow to very rapid <br />Hazard of water erosion: low to high <br />Shrink-swell potential: high <br />Mass movement potential: low to moderate <br />CHARACTERISTICS OF THE FUGHES SOIL <br /> <br />Parent material: residuum and colluvium from interbedded sandstone and shale <br />Dominant native plants: Gambel oak, Utah serviceberry, common chokecherry, Kentucky <br />bluegrass <br />Typical Profle <br />1 inch to 0 -mat of slightly decomposed grasses, twigs, and leaves <br />0 to 19 inches -dark grayish brown loam <br />19 to 23 inches -dark grayish brown clay <br />23 to 32 inches • brownish yellow clay <br />32 to 38 inches • brownish yellow gravelly clay <br />38 to 47 inches -olive yellow very gravelly loam <br />47 inches -variegated weathered shale bedrock <br />. Depth class: deep <br />Drainage class: well drained <br />Permeability: slow <br />Sails Description Report -West Elk Mine <br />December 1994 WESTEC 47 <br />