Unreliable Trains

Question 1

Signalling during TCB (4) PTSD

Answer 1

1. Set points using individual point switches or point controls and not operate them until unreliable train has passed well clear.
2. Not allow a train to follow the unreliable train until that train has passed beyond the overlap of a signal that has been placed to and kept at danger.
3. If another signaller is involved, get assurance from that signaller that the unreliable train has arrived.
4. If necessary, tell the driver of the unreliable train to stop specially to report the arrival of the train at a specified location.

Question 2

Unreliable trains (2)

Answer 2

1. Trains with contaminated wheels.
2. Trains which have unexpectedly failed to operate track circuits within their route.