Future engineering work

PAGE LAST UPDATED: 26/04/2018 08:29. 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 Reading and Bath Spa / Bristol Parkway each night from Monday 12 until Thursday 15 January

Start date
12/02/2018  00:00
End date
Route affected

Trains between London Paddington and Exeter St Davids / Bristol Temple Meads / Swansea / Cardiff Central / Penzance / Taunton

TOC(s) affected
Great Western Railway

Engineering work in connection with the Great Western route modernisation project is taking place between Didcot Parkway and Chippenham / Bristol Parkway, with various lines closed overnight.

Late night High Speed services to and from London Paddington will be amended between Reading and Chippenham / Bath Spa / Bristol Parkway. Trains will be diverted after Reading, increasing journey times by up to 30 minutes. Trains won't be able to call at Didcot Parkway, Swindon and Chippenham.

Road transport will run between Reading, Swindon and Chippenham.

Road transport will also run between Didcot Parkway, Swindon and Bristol Parkway for connections to South Wales and Bristol Temple Meads.

Trains between London Paddington and Worcester Shrub Hill / Oxford will call additionally at Didcot Parkway.

Additional and revised services will run between Chippenham, Bristol Temple Meads and Bath Spa.

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 typing in your station here.


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.

Location Map:

For further location information on any railway station, please use this zoomable map

Project Information:

Network Rail are electrifying one of Britain's oldest and busiest railways, providing greener, more reliable journeys and improving connections across southern England and South Wales: London and Bristol, including Cardiff, Newbury and Oxford. This project is also part of our London Railway Upgrade Plan, creating new connections and increasing capacity in peak hour by 30%.