What does track bed mean?
track bed
Plural: track beds
Definition
The supporting formation beneath railway track, including the prepared base and any ballast that carries the sleepers and rails.
Example sentences
The track bed past the platform is flooded, so the train is delayed.
The track bed past the platform is flooded, so the train is delayed.
They'll reinforce the load-bearing layers of the track bed during the closure.
They'll reinforce the load-bearing layers of the track bed during the closure.