Train Derailment and Signaling Fault Disrupt SE England Rails

Rail passengers in southeast England faced severe disruptions on Wednesday morning after a train derailed at Selhurst depot in Croydon and a signaling fault affected lines between Norwood Junction and London Blackfriars. The incidents, which occurred early on February 4, led operators Southern, Thameslink, and Gatwick Express, all part of the Govia Thameslink Railway franchise, to issue do-not-travel warnings, urging commuters to delay journeys if possible.

No injuries were reported in the derailment, which blocked lines and prevented multiple trains from departing the depot. Network Rail teams responded immediately, with specialist staff investigating the cause while working to clear the obstruction. The signaling issue reduced the number of available lines in the area, forcing trains to operate at slower speeds and contributing to widespread cancellations and delays of up to 60 minutes. National Rail Enquiries indicated that disruptions could persist until at least 1 p.m., with some services potentially affected through the end of the day.

The fallout rippled across the network, suspending several key routes in both directions until further notice. Thameslink services between...