Non-preferred term for a Bi-Directional LineA line on which the signalling permits trains to be signalled normally in either direction. See Bi-Directional Signalling More.
The site for Miniature and model signalling!
Non-preferred term for a Bi-Directional LineA line on which the signalling permits trains to be signalled normally in either direction. See Bi-Directional Signalling More.