Laserfiche WebLink
227 -Broad Canyon -Scout Family complex <br />• 227 -Broad Canyon -Scout Family complex, 5 to 25 percent slopes <br />SETTING <br />Landforms: mesa tops and side slopes, plateaus, and mountain side slopes <br />Elevation: 9,200 to 11,600 feet <br />Mean annual air temperature: 28 to 38 degrees F <br />Mean annual precipitation: 28 to 38 inches <br />Frost-free period: 40 to 65 days <br />CHARACTERISTICS OF THE BROAD CANYON SOIL <br />Parent material: residuum from breccia, andesite, rhyolite, and tuff <br />Dominant native plants: Engelmann spruce, subalpine fir, timber poisonvetch, blue wildrye <br />Typical Profile: <br />0 to 12 inches -brown loam <br />12 to 27 inches -light reddish brown very gravelly loam <br />27 to 32 inches -reddish yellow very gravelly loam <br />32 to 60 inches -light brown very gravelly loam <br />Depth class: very deep <br />• Drainage class: well drained <br />Permeability: moderate <br />Available water capacity: moderate <br />Potential rooting depth: 60 or more inches <br />Surface runoff: medium to very rapid <br />Hazard of water erosion: low <br />Shrink-swell potential: low <br />Mass movement potential: low <br />CHARACTERISTICS OF THE SCOUT FAMILY SOIL <br />Parent material: residuum from breccia, andesite, rhyolite, and tuff <br />Dominant native plants: Engelmann spruce, subalpine fir, timber poisonvetch, common juniper <br />Typical Profile: <br />0 to 6 inches -light brown gravelly loam <br />6 to 11 inches -pinkish gray gravelly sandy loam <br />11 to 16 inches -brown very gravelly sandy loam <br />16 to 25 inches -pale brown very gravelly sandy loam <br />25 to 35 inches -reddish brown extremely gravelly loam <br />35 to 60 inches -pale brown extremely cobbly sandy loam <br />• Depth class: very deep <br />Drainage class: well drained <br />Permeability: moderate <br />Soils Description Report -West Elk Mine <br />December 1994 WESTEC 45 <br />