Amended Transport for Wales service in the Swansea / Carmarthen from Monday 23 to Friday 27 February
Engineering work details
Starts Monday 23 February 2026 to Friday 27 February 2026
Train operators affected
Route(s) affected
Between Manchester Piccadilly / Shrewsbury and Swansea, and between Cardiff Central and Carmarthen / Fishguard Harbour, and also between Swansea and Carmarthen / Llandovery.
Description
Engineering work is taking place in the Swansea area, closing some lines.
Monday to Thursday:
The 18:35 Shrewsbury to Swansea service will run up to 15 minutes earlier between Llandeilo and Swansea
The 21:46 Fishguard Harbour to Cardiff Central service will be diverted via the Swansea District Line
The 23:20 Cardiff Central to Carmarthen service will be diverted via the Swansea District Line. Rail replacement buses will run between Port Talbot Parkway and Swansea and also between Swansea and Carmarthen
23:48 Swansea to Carmarthen service will not run and will be bus replaced throughout
Tuesday to Friday:
The 04:38 Carmarthen to Swansea service will not run and will be bus replaced throughout
The 05:13 Swansea to Llandovery service will now start from Llanelli at 05:27. An earlier rail replacement bus will operate at 04:55 from Swansea, arriving to Llanelli at 05:25
The 05:43 Swansea to Manchester Piccadilly service will now start from Cardiff Central at 06:46. An earlier rail replacement bus will operate at 04:49 from Swansea, arriving to Cardiff Central at 06:36 to connect with the train
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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