Buses to replace trains for major engineering works on the Heart of Wales Line

Wednesday 27 Aug 2025

Buses to replace trains for major engineering works on the Heart of Wales Line

Region & Route:: Wales & Western: Wales & Borders

Network Rail Wales and Borders will be carrying out a programme of planned engineering and maintenance works on the Heart of Wales Line between Craven Arms Junction and Llandeilo Junction from 9pm on Friday 12 September to 5.30am on Saturday 20 September 2025.

During the works the railway between Llanwrtyd and Shrewsbury will be closed and a replacement bus service will be in operation.

The work will involve a combination both daytime and overnight activity to carry out maintenance, infrastructure renewals, drainage improvements and vegetation management across key sections of the railway.

In addition, a series of overnight road closures will be in place to allow Network Rail to carry out level crossing maintenance at:

Dolau - closed from 10pm on Monday 15 to 6am on Tuesday 16 September
Llandrindod Wells - closed from 10pm Tuesday 16 to 6am Wednesday 17 September
Ffairfach - closed 11.30pm Thursday 18 to 5.30am Friday 19 September

Passengers are advised to check www.journeycheck.com/tfwrail for the latest travel updates.

Nick Millington, route director for Wales and Borders, said: “We appreciate that there is always an element of inconvenience for passengers, residents and stakeholders while we undertake work of this nature, but it is essential for the efficiency and sustainability of the network that we do. I’d like to thank everyone for their patience and cooperation as we work hard to maintain a safe, reliable railway for years to come.”

Contact information

Passengers / community members
Network Rail national helpline
03457 11 41 41

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Please visit National Rail Enquiries

Journalists
Gary Gerrard
Media Relations Manager
Network Rail
gary.gerrard@networkrail.co.uk

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