An "exempt" sign means that bus and truck drivers, who are usually required to stop at railroad crossings, may proceed ...

Sgt. Jesse Grabow of the Minnesota State Patrol answers your questions about highway and driving rules and safety.

Question: The other day I came across a railroad crossing sign with the word “EXEMPT” placed on it. What is that all about?

QUESTION: The other day I came across a railroad crossing sign with the word “EXEMPT” placed on it. What is that all about?

What is that all about? Answer: An X-shaped sign identifies a railroad crossing. If there is more than one track, a sign ...

Answer: An X-shaped sign identifies a railroad crossing. If there is more than one track, a sign below the crossbuck indicates the number of tracks. Warning signs, pavement markings, gates and ...