Online jigsaw puzzle game railroad crossing. A level crossing is a place where a railway line and a road meet each other on the same level. This means that the grades (the road and the track) are not separated by using a bridge or a tunnel. Other names include railway level crossing, railway crossing (chiefly international), grade crossing or railroad crossing (chiefly American), road through railroad, criss-cross, train crossing, and RXR (abbreviated).
