Amended 23:20 Cardiff Central to Carmarthen service from Monday 23 to Wednesday 25 March
Engineering work details
Starts Monday 23 March 2026 to Wednesday 25 March 2026
Train operators affected
Route(s) affected
Between Cardiff Central and Carmarthen
Description
Engineering work is taking place overnight between Neath and Swansea, closing some lines.
The 23:20 Cardiff Central to Carmarthen service will be diverted, a replacement bus will run from Port Talbot calling at Neath, Skewen, Llansamlet and Swansea.
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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