977971 and 977982 - Test train brake force runner
Vehicles in this photo
The following vehicle(s) appear in this photo.
- 4939 / 977971 - Serco Brake Force Runner
- Derby RTC
- 29 August 2003
3 September 2003, 10:32:30
977971 is in the foreground in IC livery, 977982 is in chocolate and cream livery behind. Just visible behind both coaches is IC liveried 977972.
12 September 2003, 16:49:24
Please can someone tell me exactly what a brake force runner does?
12 September 2003, 17:47:47
Basically a brake force runner is used to make a train longer in order to provide enough brake discs to stop it. As far as we know they are not modified in any way in terms of extra weight.