Last updated:Today at 00:51
Train companies affected:Grand Central, Hull Trains, LNER, Lumo
Train operators affected
Great Western Railway between Cardiff Central and Bristol Temple Meads
Engineering work is taking place between Severn Tunnel Junction and Patchway, closing lines overnight from Monday evening until Wednesday morning.
As a result, the 23:30 Cardiff Central to Bristol Temple Meads service will run 5 minutes later than usual between Severn Tunnel Junction and Patchway.
You can plan your journey using the National Rail Enquiries Journey Planner