Realtime Trains are an independent provider of real-time information about train services across the Great British rail network. This schedule appeared yesterday:
https://www.realtimetrains.co.uk/service/gb-nr:S73184/2024-12-24/detailed
And of course actual real live signal block diagrams like this appear all over the system every year:
(This post was last modified: 12-25-2024, 12:47 PM by chrisjo.)
https://www.realtimetrains.co.uk/service/gb-nr:S73184/2024-12-24/detailed
And of course actual real live signal block diagrams like this appear all over the system every year: