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Buses replace late night / early morning Transport for Wales service between Severn Tunnel Junction and Gloucester / Cheltenham Spa from Monday 19 to Friday 23 January 

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Engineering work details

Starts Monday 19 January 2026 to Friday 23 January 2026

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Train operators affected

Route(s) affected

Between Cardiff Central and Gloucester / Cheltenham Spa

Description

Engineering work is taking place overnight between Severn Tunnel Junction and Gloucester, closing some lines.

Monday to Thursday

The 23:34 Cardiff Central to Gloucester service will terminate Severn Tunnel Junction. A replacement bus will be provided forward to Gloucester.

Tuesday to Friday

The 05:38 Cheltenham Spa to Cardiff Central service will start from Severn Tunnel Junction. A replacement bus will run from Chelthenham Spa to connect with train..

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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