Laserfiche WebLink
Percent of map unit:5 percent <br /> Landform: Hills <br /> Landform position(two-dimensional): Footslope <br /> Landform position (three-dimensional): Side slope <br /> Down-slope shape: Linear <br /> Across-slope shape:Concave <br /> Ecological site: R048AY292CO-Deep Loam <br /> Hydric soil rating: No <br /> Yampatika <br /> Percent of map unit:5 percent <br /> Landform: Hills <br /> Landform position(two-dimensional):Shoulder <br /> Landform position(three-dimensional): Interfluve <br /> Down-slope shape: Linear <br /> Across-slope shape:Convex <br /> Ecological site:R048BY296CO -Claypan <br /> Hydric soil rating:No <br /> 10E—Bulkley silty clay, 12 to 25 percent slopes <br /> Map Unit Setting <br /> National map unit symbol.kOf9 <br /> Elevation:6,300 to 7,220 feet <br /> Mean annual precipitation: 16 to 20 inches <br /> Mean annual air temperature:41 to 45 degrees F <br /> Frost-free period.70 to 110 days <br /> Farmland classification: Not prime farmland <br /> Map Unit Composition <br /> Bulkley and similar soils:100 percent <br /> Estimates are based on observations, descriptions, and transects of the mapunit. <br /> Description of Bulkley <br /> Setting <br /> Landform: Hills <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:Colluvium and/or slope alluvium derived from sandstone and shale <br /> Typical profile <br /> A-0 to 4 inches:silty clay <br /> Bkss-4 to 32 inches:silty clay <br /> Bk-32 to 46 inches:silty clay <br /> Bky-46 to 60 inches:silty clay <br /> Properties and qualities <br /> Slope:12 to 25 percent <br /> Depth to restrictive feature: More than 80 inches <br /> Drainage class:Well drained <br /> Runoff class:Very high <br /> Capacity of the most limiting layer to transmit water(Ksat):Very low to moderately low(0.00 to <br /> 0.07 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 l5 percent <br /> Hayden Gravel Pit <br /> December 2022 1-5 Lewicki&Associates <br />