Future engineering work

PAGE LAST UPDATED: 17/11/2019 01:06. 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.

Buses replace trains between Newport and Bristol Parkway on Saturday 16 and Sunday 17 June

Start date
16/06/2018  00:00
End date
Route affected
Download map of route afected

Arriva Trains Wales between Cardiff Central and Gloucester / Cheltenham Spa

CrossCountry between Cardiff Central and Birmingham New Street / Nottingham / Manchester Piccadilly

Great Western Railway between Carmarthen / Swansea / Cardiff Central and Weston-super-Mare / Taunton / London Paddington / Brighton

TOC(s) affected
Transport for WalesCrossCountryGreat Western Railway

Engineering work is taking place between Severn Tunnel Junction and Bristol Parkway, closing all lines.

Arriva Trains Wales:

Services are not affected on Saturday. On Sunday, replacement buses will run between Newport and Severn Tunnel Junction, connecting with train services to / from Cardiff Central and Gloucester / Cheltenham Spa.



The 07:00 Cardiff Central to Manchester Piccadilly and 17:05 Manchester Piccadilly to Cardiff Central services will be diverted to run between Manchester Piccadilly and Bristol Temple Meads. 


Trains will be replaced by buses between Severn Tunnel Junction and Newport.

Great Western Railway:

Replacement buses will run between Newport and Bristol Parkway. 

An amended timetable will be in operation between Cardiff Central and London Paddington with trains being diverted via Gloucester (not calling).

Services between Cardiff Central and Taunton / Portsmouth Harbour / Brighton will be amended to start from / terminate at Bristol Parkway.

On Saturday, services between London Paddington / Swindon and Cheltenham Spa will mostly run between Swindon and Cheltenham Spa only, with the except of two trains in the morning to London Paddington, and 1 evening departure from London Paddington.

Rail connections are available between London Paddington and Swindon.

Other services in the Bristol / Cardiff area will be amended, diverted or cancelled.

Check before you travel:

You can plan your journey using the National Rail Enquiries Journey Planner

You can find the location of your bus replacement by checking station signs or by searching for your station on our station information pages


Non folding bicycles are not allowed on rail replacement bus services at any time. Folding bicycles are allowed if fully folded. For more information, please see here.

Project Information:

You can read more about engineering work and why it is necessary.