Minnesota Department of Transportation (MnDOT) has introduced a number of safety improvements to its Highway 12. First and foremost among them is a driver warning system that relies on sensors to initiate Variable Messaging Signs (VMS) to alert drivers of dangerous road surfaces. Â Watch the video to learn more.
MnDOT’s innovative sensor-based warning system
By James Allen
James Allen
James joined the Traffic Technology International team in 2017. Previously he was Assistant Editor on an engineering title for several years and has worked for various other trade magazines before that. James is happily married and has a young daughter and son who keep him busy.