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Buses replace late night / early morning trains in the Cardiff Central area from Monday 9 to Friday 13 February 

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Engineering work details

Starts Monday 09 February 2026 to Friday 13 February 2026

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Train operators affected

Route(s) affected

Transport for Wales between Cardiff Central and Aberdare / Merthyr Tydfil / Bridgend

Description

Engineering work is taking place in the Cardiff Central area, closing various lines.

Cardiff Central - Radyr:

Monday to Thursday:

The following trains will be diverted, and will not run via Fairwater (City line):

  • The 21:39 Merthyr Tydfil to Aberdare service

  • The 21:52 Aberdare to Cardiff Central

  • The 22:52 Aberdare to Cardiff Central

Replacement buses will run between Cardiff Central and Radyr via Fairwater.

Cardiff Central - Bridgend via Pontyclun:

Between 22:20 (Monday to Thursday) and 05:15 (Tuesday to Wednesday) / 05:50 (Thursday and Friday), trains that usually run between Cardiff Central and Bridgend via Pontyclun will be diverted to run via Barry, with extended journey times.

Replacement buses will run between Cardiff Central and Bridgend.

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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