Oregon:ORS 811.455(1)(E)(c)
- 811.455 Failure to stop for railroad signal; penalty.
- (1) A person commits the offense of failure to stop for a railroad signal if the person fails to comply with any of the following requirements:
- (E) When an audible signal is given by an approaching railroad train because its speed or nearness to the crossing is an immediate hazard.
- (c) A person shall not drive any vehicle through, around or under a crossing gate or barrier at a railroad crossing while the gate or barrier is closed or is being opened or closed.
(Source: http://www.leg.state.or.us/ors/811.html)