Planned work / notice
Buses replace late night / early morning service between Severn Tunnel Junction and Gloucester / Cheltenham Spa from Monday 21 to Thursday 24 December
From 21 Dec 2026, 00:00 · Until 24 Dec 2026, 23:59
Source updated 8 Oct 2026, 15:22
Between Cardiff Central and Gloucester / Cheltenham Spa
Notice details
Engineering work is taking place between Severn Tunnel Junction and Caldicot, closing some lines overnight. From Monday to Wednesday evenings, the 23:34 Cardiff Central to Gloucester will terminate at Severn Tunnel Junction. A rail replacement bus will run from Severn Tunnel Junction to Gloucester, departing at 00:21. From Tuesday to Thursday mornings, the 05:38 Cheltenham Spa to Cardiff Central service will start from Severn Tunnel Junction at 06:28. A rail replacement bus will run from Cheltenham Spa to Severn Tunnel Junction, departing earlier at 04:33. 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.
From 21 Dec 2026, 00:00 · Until 24 Dec 2026, 23:59 · Source changed 8 Oct 2026, 15:22
Operators: Transport for Wales
Source details ↗