24-09-04. Advance warning signs - Exceptions

24-09-04. Advance warning signs - Exceptions The sole signing duty of the road authority, except as otherwise designated by the commission under section 24-09-08, at public grade crossings in the state is the erection and maintenance of advance warning signs in accordance with the manual on uniform traffic control devices. The road authorities have a reasonable length of time, not exceeding two years, in which to fully implement this requirement.