Buses replace late night / early morning via Llanelli from Monday 14 to Friday 18 December
Engineering work details
Starts Monday 14 December 2026 to Friday 18 December 2026
Train operators affected
- Transport for Wales
Route(s) affected
Various Transport for Wales routes via Llanelli
Description
Engineering work is taking place overnight between Port Talbot and Llanelli, closing some lines.
Monday to Wednesday:
19:05 Pembroke Dock to Cardiff Central service will arrive into Cardiff Central later
Monday to Thursday:
18:35 Shrewsbury to Carmarthen service will terminate at Carmarthen. Rail Replacement buses will depart Llanelli at 22:45 towards Swansea
21:07 Pembroke Dock to Cardiff Central service will divert after Llanelli by an alternative route, not calling at stations between Gowerton and Baglan via Swansea. A rail replacement bus will depart Llanelli at 23:20 to Cardiff Central calling at all stations via Swansea.
21:11 Milford Haven to Cardiff Central service will divert after Llanelli by an alternative route, not calling at stations between Gowerton and Baglan via Swansea. A rail replacement bus will depart Llanelli at 22:50 to Cardiff Central, calling at all stations via Swansea
22:12 Bristol Temple Meads to Carmarthen service will divert after Port Talbot Parkway by an alternative route, not calling at stations between Baglan and Gowerton via Swansea.. A rail replacement bus will depart Port Talbot Parkway at 00:26 to Carmarthen, calling at all stations
Tuesday to Friday:
05:13 service from Swansea to Llandovery will be amended to start from Carmarthen at 05:07. A rail replacement bus will depart Swansea at 04:40 and run to Llanelli, where it will connect with the amended train service
05:43 Swansea to Manchester Piccadilly service will terminate at Cardiff Central and connect with the 06:46 Cardiff Central to Manchester Piccadilly service
Check before you travel:
You can plan your journey using the National Rail 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 drop-off 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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