Amended early morning service between Carmarthen and Swansea on Monday 20 October
Engineering work details
Starts Monday 20 October 2025 to Monday 20 October 2025
Train operators affected
Route(s) affected
between Milford Haven and Carmarthen / Cardiff Central, between Carmarthen and Swansea / Shrewsbury
Description
Engineering work is taking place between Carmarthen and Swansea, closing some lines overnight.
The 04:38 Carmarthen to Swansea service is bus replaced throughout
The 04:55 Carmarthen to Milford Haven service is bus replaced throughout
The 04:47 Carmarthen to Shrewsbury service will now start from Swansea with a bus provided from Carmarthen to connect in at Llanelli
The 05:43 Swansea to Manchester Piccadilly service will now start forward at Cardiff
The 05:54 Milford Haven to Cardiff Central service will start forward at Carmarthen with bus provided to connect in from Milford Haven
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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