Future engineering work

PAGE LAST UPDATED: 14/12/2018 12:47. 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 overnight / early morning Arriva Trains Wales services from Monday 10 to Thursday 13 September

Start date
10/09/2018  00:00
End date
Route affected

Various Arriva Trains Wales routes

TOC(s) affected
Transport for Wales

Each night between approximately 23:00 and 06:00, engineering work is taking place at various locations of the Arriva Trains Wales network, closing various lines.

Monday to Thursday

  • 21:54 Aberdare to Penarth is replaced by a bus between Cardiff Central and Penarth.
  • 22:42 Bridgend to Cardiff Central is diverted via and calling at Pontyclun. A replacement bus will run between Bridgend and Cardiff Central calling at all stations via Barry.
  • 23:14 Radyr to Barry Island is replaced by a bus between Cardiff Central and Barry Island.
  • 23:26 Penarth to Cardiff Central is replaced by a bus throughout. 
  • 22:15 Maesteg to Gloucester is replaced by a bus between Newport and Gloucester
  • 23:00 Cheltenham Spa to Cardiff Central is replaced by a bus throughout.


Tuesday to Friday

  • 05:16 Barry Island to Caerphilly is replaced by a bus between Barry Island and Cardiff Central


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.

Project Information:

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