This doesn't seem like that much of an edge-case. Level crossings are not exactly some weird exotic rarely-seen thing, and you'd think they'd actually be relati

This doesn't seem like that much of an edge-case. Level crossings are not exactly some weird exotic rarely-seen thing, and you'd think they'd actually be relatively easy compared to normal traffic junctions; they're clearly marked on the maps, and they have big obvious flashing red lights.