What does block signalling do?

Keeps only one train in a track zone.

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  1. Keeps only one train in a track zone ✔
  2. Blocks trains from leaving the yard
  3. Blocks passengers from boarding

Why: Block signalling keeps trains apart by dividing track into zones.

Huh, didn't know that: Block signalling keeps trains apart by dividing track into zones.

The dad joke
Block signalling blocks trouble before it starts.
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References

Answer: Keeps only one train in a track zone. Block signalling keeps trains apart by dividing track into zones.

  1. Rail transport en.wikipedia.org/wiki/Rail_transport
    the common method of block signalling divides the track into zones
    Checked 2026-11-07.

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