Future engineering work

PAGE LAST UPDATED: 22/05/2018 10:56. 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 Great Western Railway services to and from London Paddington until 14:00 on Sunday 8 July

Start date
08/07/2018  00:00
End date
Route affected
Download map of route afected

All routes to and from London Paddington

TOC(s) affected
Great Western Railway

Engineering work is taking place between Cholsey and Swindon, also between Severn Tunnel and Newport, closing some lines.

There following alterations will apply:

Great Western will run an amended service between London Paddington and the South West of England.

Trains to / from London Paddington will divert not calling at Didcot Parkway, Swindon or Chippenham until 14:00. Hourly buses will run between Reading / Didcot Parkway and Swindon.

Some services may be cancelled throughout.

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.

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.