RSA 265:49: All Vehicles Must Stop at Certain Railroad Grade Crossings.

The commissioner of transportation is hereby authorized to designate particularly dangerous highway grade crossings of railroads and to order stop signs erected at such crossings. It shall be the duty of the commissioner to erect such stop signs at such designated crossings where said highways are under his jurisdiction. Local communities shall when ordered by commissioner erect such stop signs on highways within their jurisdiction. When such stop signs are erected the driver of any vehicle shall stop within 50 feet but not less than 15 feet from the nearest rail of such railroad and shall proceed only upon exercising due care.