The director, and local authorities with the approval of the director, may designate particularly dangerous highway grade crossings of railroads and may erect stop signs at the crossings. If the stop signs are erected, the driver of a vehicle shall stop within fifty feet but not less than fifteen feet from the nearest rail of the railroad and shall proceed only on exercising due care.
A.R.S. § 28-852
Dangerous railroad grade crossing
Official source: Arizona State Legislature. Reproduced from public-domain Arizona statutes; confirm against the official source for the current text. Not legal advice.