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)|
|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|