For a long time, push-pull trains were used.
In 1977, an additional, fifth, push-pull train was created from existing rolling stock.
The push-pull trains are coupled together with the automatic +GF+ type coupling.
It led to a debate about the safety of push-pull trains.
Multiple control technology is also used in push-pull trains operating with a standard locomotive at one end only.
The accident led to a debate about the safety of push-pull trains on British Rail.
They were push-pull trains with a cab car that could control the steam locomotive at the other end of the train.
The autocoach is the forerunner of the driving trailer used with push-pull trains.
This class was fitted with equipment for working push-pull trains.
These continued until 1936, when push-pull trains were introduced.