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PERMFILE54536
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PERMFILE54536
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Last modified
8/24/2016 10:57:36 PM
Creation date
11/20/2007 4:12:23 PM
Metadata
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Template:
DRMS Permit Index
Permit No
C1980007
IBM Index Class Name
Permit File
Doc Date
12/11/2001
Section_Exhibit Name
EXHIBIT 27 CHARACTERISTICS OF WEST ELK MINE SOIL MAPPING UNITS
Media Type
D
Archive
No
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229 -Cryochrepts -Cryoborolls -Rubble land complex <br />229 -Cryochrepts -Cryoborolls -Rubble land complex, 15 to 90 percent slopes <br />SETTING • <br />Landforms: mountain, canyon, and mesa side slopes <br />Elevation: 8,200 to 11,000 feet <br />Mean annual air temperature: 32 to 42 degrees F <br />Mean annual precipitation: 24 to 34 inches <br />Frost-free period: 50 to 75 days <br />CHARACTERISTICS OF THE CRYOCHREPTS SOIL <br />Parent material: residuum and colluvium from andesite, rhyolite, breccia, tuff, and basalt <br />Dominant native plants: Engelmann spruce, subalpine fir, common juniper, and kinnikinnick <br />Typical Profile: <br />4 inches to 0 -mat of needles, twigs, and leaves <br />0 to 4 inches -pinkish gray extremely stony loam <br />4 to 18 inches -brown eMremely stony loam <br />18 to 24 inches -pinkish gray extremely stony loam <br />24 inches -unweathered bedrock <br />Depth class: moderately deep to deep <br />Drainage class: well drained • <br />Permeability: moderate to rapid <br />Available water capacity: very low to moderate <br />Potential rooting depth: 20 to 60 inches <br />Surface runoff: very rapid <br />Hazard of water erosion: low to high <br />Shrink-swell potential: low <br />Mass movement potential: low to moderate <br />CHARACTERISTICS OF THE CRYOBOROLLS SOIL <br />Parent material: residuum and colluvium from mixed sources <br />Dominant native plants: trees, shrubs and grasses <br />Typical Profile: <br />0 to 6 inches -grayish brown very stony sandy loam <br />8 to 11 inches -brown very stony sandy loam <br />11 to 40 inches -very pale brown very stony loam <br />Depth class: shallow to very deep <br />Drainage class: well drained <br />Permeability: moderate <br />Available water capacity: low • <br />Potential rooting depth: 20 to 60 or more inches <br />Surface runoff: very rapid <br />Soils Description Report -West Elk Mine <br />December T994 WESTEC 48 <br />
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