Maximum runoff velocity (feet per second) for a berm based on soil type. These values reflect the maximum velocity of runoff that should be intercepted by a berm before erosion is likely to occur.
Link to this table

Soil Type Permissible Velocity (fps)
Channel Vegetation
Bare Poor Fair Good
Sand, silt, sandy loam, and silty, loam 1.5 1.5 2.0 3.0
Sandy clay, lam, and sandy clay, loam 2.0 2.5 3.0 4.0
Clay 2.5 3.0 4.0 5.0

This page was last edited on 26 July 2022, at 13:23.