Signals, Signs and Pavement Markings · Railroad Crossing Signs
Railroad Crossbuck
A white, X-shaped sign or “crossbuck” with “Railroad Crossing” printed on it is located at the railroad crossing. This sign has the same meaning as a “Yield” sign. You must yield to crossing trains.
Important
Crossbuck Sign. These are yield signs; you must yield the right-of-way to trains. A sign below the crossbuck will show the number of tracks if there is more than one track.
Learn it with your state's rules
DMV One Way teaches the whole handbook slide by slide and checks it with practice questions.