Passenger train derailed after hitting track left by Colas workers

Accident investigators have asked Colas Rail to review its working practices after a redundant section of track left behind by a maintenance team caused a passenger train to derail.
The train struck a section of redundant rail that had been left on the tracks on the approach to Walton-on- Thames station last March.
It was travelling at around 85 mph and the front coach derailed as the train came to a stop around 500 metres after hitting the obstruction.The Rail Accident Investigation Branch foun