Railroad crossing violations for operators of commercial vehicles only.

In addition to the existing railroad crossing violations in § 4163 of this title, the following railroad crossing infractions apply to commercial motor vehicle operators: (1) Every commercial motor vehicle operator other than those listed in § 4163 of this title shall, upon approaching a railroad-highway grade crossing, do all of the following: a. Slow down and check that the tracks are clear of an approaching train or other on-track equipment. b. Stop before reaching the crossing if the tracks are not clear. (2) The driver of a commercial motor vehicle shall obey a traffic control device and comply with a lawful order or direction of a police officer or other enforcement official who is guiding, directing, controlling, or regulating traffic at a railroad-highway grade crossing. (3) The driver of a commercial motor vehicle may not cross a railroad-highway grade crossing unless the vehicle has sufficient undercarriage clearance. (4) The driver of a commercial motor vehicle may not cross a railroad-highway grade crossing unless the vehicle has sufficient space and can be driven completely through the crossing without stopping.