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Map Unit Description <br /> RECEIVED <br /> Logan County, Colorado <br /> FEB 1 6 2001 <br />109 Thedalund-KimShingle complex, 9 to 20 percent slopes <br /> Division of reclamation, <br /> setting Mining and Safety <br />Elevation: 3500 to 6200 feet <br />Mean annual precipitation: 13 to 75 inches <br />Mean annual air temperature: 46 to 52 degrees F <br />Frost-free period: 110 to 150 days <br /> Composition <br />Thedalund and similar soils: 45 percent <br />Kim and similar soils: 30 percent <br />Shingle and similar soils: 20 percent <br />Description of Thedalund <br />Setting <br />Landform: Breaks, ridges <br />Parent material: Calcareous loamy alluvium dedved from sandstone and shale <br />Properties and Cualities <br />Slope: 9to 20 percent <br />Depth to restrictive feaWre: 20 to 40 inches to Bedrock (paralithic) <br />Drainage class: Well drained <br />Capacity of the most limiting layer to transmit water (KSat): Moderately low or high (0.06 to 2.00 in/hr) <br />Frequency aF flooding: None <br />Frequency of ponding: None <br />Calcium carbonate maximum: 15 percent <br />Gypsum maximum: 0 peroent <br />Available water capacity: Low (about 5.5 inches) <br />Interpretive Groups <br />Land capability (non irrigated): 6e <br />Ecological site: Loamy Slopes (R067BY008C0) <br />Typical Profile <br />0 to 4 inches: loam <br />4 to 37 inches: loam <br />31 to 35 inches: weathered bedrock <br />Description of Kim <br />Properties and Qualities <br />Slope: 9 to 15 percent <br />Drainage Gass: Well drained <br />Capacity of the most limiting layer to Irensmit water (Ksat): Moderately high or high (0.57 to 5.95 inlhr) <br />Frequency oiflooding: None <br />Frequency of ponding: None <br />Calcium carbonate maximum: 15 percent <br />Gypsum maximum: 0 percent <br />Available water capacity: Moderate (about 8.3 inches) <br />Interpretive Groups <br />Land capahiliry (non irrigated): 6e <br />Ecological site: loamy Slopes (R067BY008C0) <br />Typical Profile <br />0 to 4 inches: loam <br />4l0 16 inches: loam <br />16 to 60 inches: sandy loam <br />Description of Shingle <br />Properties and Qualities <br />Slope: 9 to 20 percent <br />Depth to restnctive feature: 10 to 20 inches to Bedrock (paralithic) <br />Drainage Gass: Well drained <br />USDA 1Vatuie~ ReSOUI'Ces Tabular Data Version: 4 <br />Conservation Service Tabular Data Version Dat¢: 12/15/2005 Page 3 of 5 <br />