Future engineering work

PAGE LAST UPDATED: 24/05/2018 22:45. Update now

See details of routes affected by planned engineering works, including when they take effect, maps of the affected area, alternative timetables, advice for alternative travel and real-time updates.

Amended service between Cardiff Central and Pontypridd each night from Monday 9 to Thursday 12 April

Start date
09/04/2018  00:00
End date
Route affected

Between Bridgend and Aberdare

Between Cardiff Central and Merthyr Tydfil / Radyr

Between Barry Island and Pontypridd

TOC(s) affected
Arriva Trains Wales

Engineering work is taking place between Cardiff Central and Pontypridd, closing various lines each night from 23:05.

21:42 Bridgend to Aberdare service terminates at Cardiff Central. Customers should use the 22:46 Treherbert service for Pontypridd and change for a replacement bus to Aberdare.

22:38 Merthyr Tydfil to Cardiff Central service terminates at Pontypridd. A replacement bus will run to Cardiff Central.

22:45 Barry Island to Pontypridd service terminates at Cardiff Central. A replacement bus will run between Cardiff Central and Pontypridd.

22:55 Cardiff Central to Radyr service will be replaced by a bus throughout.

23:14 Radyr to Barry Island will terminate at Cardiff Queen Street. A replacement bus will also run between Radyr and Barry Island.

Check before you travel:

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

You can find the location of your bus replacement by typing in your station here.


Non folding bicycles are not allowed on rail replacement bus services at any time. Folding bicycles are allowed if fully folded. For more information, please see here.

Project Information:

You can read more about engineering work and why it is necessary.