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Last updated:Today at 02:07
Train companies affected:National Rail

Amended late night / early morning Transport for Wales services via Carmarthen on Saturday 16 and Sunday 17 August  

See all service disruptions

Engineering work details

Starts 16 Aug 2025 to 17 Aug 2025

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Train operators affected

Route(s) affected

Between Carmarthen and Milford Haven / Pembroke Dock / Swansea

Description

Engineering work is taking place overnight between Llanelli and Carmarthen, closing some lines.

The following alterations will apply:

Saturday

The 21:07 Pembroke Dock to Carmarthen. This will now be extended to terminate at Swansea.

The 22:18 Pembroke Dock to Carmarthen. Will terminate at Whitland with road replacement transport in place at 23:24 between Whitland and Carmarthen.

The 23:08 Milford Haven to Carmarthen will terminate at Haverfordwest and road replacement transport will be in place at 23:32 between Haverfordwest and Carmarthen.

Sunday

The 00:12 Swansea to Carmarthen will not run and will be replaced by a bus.

The 07:48 Carmarthen to Pembroke Dock, will start at Whitland with a replacement bus in place between Carmarthen and Whitland.

The 08:53 Carmarthen to Swansea will not run and will be replaced by a bus.

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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