RwD
Minnesota Department of Transportation’s Street Lighting at Rural Intersections
With a history of fatalities at rural intersections during dark conditions, the Minnesota Department of Transportation (MnDOT) initiated research starting in the early 2000’s that led to the practice of proactively lighting rural intersections and a systemic program to improve nighttime...
Roadway Departure Safety
FHWA defines a roadway departure (RwD) crash as a crash which occurs after a vehicle crosses an edge line or a center line, or otherwise leaves the traveled way. Another term our partners often use is lane departure, which is synonymous with RwD, since both include head-on collisions when a...