Future engineering work

PAGE LAST UPDATED: 23/04/2019 23:57. 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 Didcot Parkway and Swindon on Sunday 27 January

Start date
27/01/2019  00:00
End date
Route affected
Download map of route afected

Between London Paddington and Swansea / Bristol Temple Meads / Cheltenham Spa

TOC(s) affected
Great Western Railway

Engineering work is taking place between Didcot Parkway and Swindon, closing all lines.

This work will affect long distance and local journeys through the affected area.

London Paddington - Cardiff - Swansea: Trains will be diverted between Reading and Bristol Parkway, and will not call at Didcot Parkway or Swindon. They will call additionally at Bath Spa and Bristol Temple Meads. The 19:00 London Paddington to Swansea service will not run.

London Paddington - Bristol Temple Meads (and beyond): A reduced frequency service will run. Trains will be diverted between Reading and Bath Spa, and will not call at Didcot Parkway, Swindon or Chippenham.

Swindon - Bristol Temple Meads: An hourly train service will run, calling at Swindon, Chippenham, Bath Spa and Bristol Temple Meads.

London Paddington - Cheltenham Spa: Trains will run between Swindon and Cheltenham Spa only.

London Paddington - Didcot Parkway: Additional trains will operate from mid-morning until evening between London Paddington, Reading and Didcot Parkway.

Reading - Didcot Parkway - Swindon: Buses will run between Reading and Swindon (taking 60-65 minutes), and between Didcot Parkway and Swindon (taking 50-55 minutes). 

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.