Illustrated Use of Work Zone Traffic Control in Three StatesAuthor/Presenter: Anderson, Roy W.
One of the very valuable traffic control devices for use in work zones is the flashing arrow sign. Unfortunately, like many of the other traffic control devices, it is often misused, causing motorist confusion or surprise and injuries to workers, pedestrians, or motorists. Another serious problem is when motorists see it incorrectly used. They may not understand its meaning and later disregard the message when used properly.