Cross-Drain Spacing -- Sediment Yield Program
Soil Descriptions
Soil name Soil Description Universal Soil Classification Clay loam Native-surface roads on shales and similar decomposing fine-grained sedimentary rock MH, CH Silt loam Ash cap native-surface road; alluvial loess native-surface road ML,CL Sandy loam Glacial outwash areas; finer-grained granitics and sand SW, SP, SM, SC Graveled loam Clay and silt loam that has been graveled GC Graveled sand Course-grained granitics, and fine-grained granitics and sandy loam that have been graveled GM X-DRAIN 2.000
USDA Forest Service Rocky Mountain Research Station