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EICHMAN PIT EXHIBIT: I <br /> PAGE 1-5 <br /> SOIL SURVEY INFORMATION <br /> Lincoln County, Colorado <br /> 203—Vonid loamy sand, 1 to 5 percent slopes <br /> Map Unit Setting <br /> • National map unit symbol: 2rgg9 <br /> • Elevation: 4,000 to 5,700 feet <br /> • Mean annual precipitation: 10 to 15 inches <br /> • Mean annual air temperature: 48 to 54 degrees F <br /> • Frost-free period: 130 to 175 days <br /> • Farmland classification: Not prime farmland <br /> Map Unit Composition <br /> • Vonid and similar soils: 85 percent <br /> • Minor components: 15 percent <br /> • Estimates are based on observations, descriptions, and transects of <br /> the mapunit. <br /> Description of Vonid <br /> Setting <br /> • Landform: Sand sheets <br /> • Landform position (two-dimensional): Backslope <br /> • Landform position (three-dimensional): Side slope <br /> • Down-slope shape: Linear <br /> • Across-slope shape: Linear <br /> • Parent material: Eolian sands <br /> Typical profile <br /> • A - 0 to 6 inches: loamy sand <br /> • Bt - 6 to 34 inches: sandy loam <br /> • Bk1 - 34 to 52 inches: sandy loam <br /> • Bk2 - 52 to 79 inches: sandy loam <br /> Properties and qualities <br /> • Slope: 1 to 5 percent <br /> • Depth to restrictive feature: More than 80 inches <br /> • Drainage class: Somewhat excessively drained <br /> • Capacity of the most limiting layer to transmit water (Ksat): High <br /> (2.00 to 6.00 in/hr) <br /> • Depth to water table: More than 80 inches <br /> • Frequency of flooding: None <br /> • Frequency of ponding: None <br /> • Calcium carbonate, maximum content: 15 percent <br />