Future engineering work

PAGE LAST UPDATED: 23/02/2019 02:48. 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 at Cardiff Central on Sunday 31 March

Start date
31/03/2019  00:00
End date
Route affected
Download map of route afected

Trains at Cardiff Central

TOC(s) affected
Transport for Wales

Engineering work is taking place at Cardiff Central, closing some lines.

Until 12:30:

Trains towards Swansea / Carmarthen will operate to and from Bridgend, with a replacement bus service operating between Bridgend and Cardiff Central via Pontyclun.

Valley lines services will be affected as follows:

  • Rhymney / Ystrad Mynach services will run to and from Cardiff Bay.
  • Barry Island / Bridgend services will run to and from Ninian Park. A replacement bus services will be running between Cogan and Cardiff Central.


From 12:30:

Valley lines services will run as normal but some may use Platform 8, allowing mainline services to use Platform 6 at Cardiff Central.

The following alterations will be in place:

  • Ebbw Vale Town services will be diverted to Newport, with bus connections to / from Cardiff Central at Pye Corner.
  • Cardiff Central to Gloucester / Cheltenham Spa services will start / terminate at Newport.
  • Trains towards Swansea / Carmarthen will operate to and from Cardiff Central but will be diverted via an alternative route.


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 checking station signs or by searching for your station on our station information pages


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.