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Last updated:Today at 06:03
Train companies affected:National Rail

Amended late night / early morning Transport for Wales service between Bridgend and Cardiff Central from Monday 25 August to Friday 29 August  

See all service disruptions

Engineering work details

Starts 25 Aug 2025 to 29 Aug 2025

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Train operators affected

Route(s) affected

Between Fishguard Harbour / Milford Haven / Carmarthen / Maesteg and Cardiff Central, and also between Swansea and Manchester Piccadilly

Description

Engineering work is taking place overnight between Cardiff Central and Bridgend / Maesteg, closing some lines.

Monday to Thursday:

The 20:38 Milford Haven to Cardiff Central will be diverted via Llantwit Major.

The 21:46 Fishguard Harbour to Cardiff Central will be diverted via Llantwit Major.

The 22:27 Cardiff Central to Carmarthen will depart 3 minutes later at 22:30 and be retimed throughout.

The 23:16 Cardiff Central to Maesteg will be replaced with a rail replacement bus, departing Cardiff Central at 23:20.

The 23:20 Cardiff Central to Carmarthen will be diverted via Llantwit Major. A replacement bus service will run between Cardiff Central and Bridgend.

Tuesday to Friday:

The 05:43 Swansea to Manchester Piccadilly will be split at Cardiff Central. A new 05:41 Swansea to Cardiff Central service will operate, connecting into the onward portion at Cardiff Central.

Check before you travel:

You can plan your journey using the National Rail Enquiries Journey Planner

Replacement Bus Travel Advice:

For helpful advice if you need to travel on a rail replacement service, including accessibility and bicycle information, please use our Rail Replacement Services page.

You can find the pick-up and set-down location of rail replacement services by checking station signage or by searching for your station on our Find a Station page.

Please be advised that replacement vehicles may be busier than usual, and you should allow extra time for your journey.

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