(a) Drives onto any railroad or rail fixed guideway public transportation system grade crossing when there is not sufficient space on the other side of the railroad or rail fixed guideway public transportation system grade crossing to accommodate the vehicle the person is operating without obstructing the passage of other vehicles, pedestrians, railroad trains, other on-track equipment or rail fixed guideway public transportation system vehicles; or
(b) While driving a commercial motor vehicle, fails to negotiate the rail crossing because of insufficient undercarriage clearance.
(2) The offense described in this section is applicable whether or not a traffic control device indicates to proceed.
(3) The offense described in this section, obstructing rail crossings, is a Class B traffic violation. [1983 c.338 §652; 1995 c.383 §74; 2001 c.492 §5; 2001 c.522 §8; 2017 c.46 §9; 2017 c.176 §7]