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Amended Great Western Railway service between Cardiff Central and Bridgend late on Saturday 2 and all day on Sunday 3 December  

See all service disruptions

Engineering work details

Starts 02 Dec 2023 to 03 Dec 2023

Train operators affected

Route(s) affected

Great Western Railway between London Paddington / Portsmouth Harbour / Exeter St Davids / Taunton and Swansea / Carmarthen


Engineering work is taking place between Cardiff Central and Bridgend, closing all lines via Pontyclun. ​​​​​​​

Great Western Railway:


The 18:18 London Paddington to Swansea will terminate at Cardiff Central. For stations beyond Cardiff Central, you should travel by alternative services.


Before 10:45:

Replacement buses will run between Bristol Parkway and Newport / Cardiff Central.

After 10:45:

Trains to / from Swansea / Carmarthen will be retimed to run earlier or later than usual, and will be diverted to run via Barry (not calling), extending journey times by up to 30 minutes.

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 this page

You can find the location of your bus replacement by checking station signs or by searching for your station on our station information pages

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