Future engineering work

PAGE LAST UPDATED: 24/02/2018 18:06. Update now

See details of routes affected by planned engineering works, including when they take effect, maps of the affected area, alternative timetables, advice for alternative travel and real-time updates.

Amended service between Cardiff Central and Bristol each night from Monday 11 to Thursday 14 December

Start date
11/12/2017  00:00
End date
Route affected

Trains between Cardiff Central and Bristol Temple Meads and also between London Paddington and Swansea / Cardiff Central

TOC(s) affected
Great Western Railway

Work on the signalling equipment is taking place between Severn Tunnel Junction and Patchway, closing 1 out of 2 lines overnight.

Monday to Wednesday

The 23:27 Cardiff Central to Bristol Temple Meads service will depart Patchway and beyond approximately 5 minutes later than the usual timetable.


Late night trains after 22:45 between London Paddington and Cardiff Central / Swansea will run later than usual between Bristol and Newport.

Check before you travel:

These changes are not currently shown in the National Rail Enquiries Journey Planner, please check back nearer to the time of travel.