Future engineering work

PAGE LAST UPDATED: 12/07/2020 18:04. 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 Swindon and Bath Spa / Trowbridge on Saturday 5 and Sunday 6 September

Start date
05/09/2020  00:00
End date
Route affected

Between London Paddington and Bedwyn / Bristol Temple Meads / Weston-Super-Mare / Cardiff Central / Swansea / Paignton / Plymouth; and also between Swindon and Westbury

TOC(s) affected
Great Western Railway

Engineering work is taking place between Swindon and Chippenham / Bristol Parkway, closing various lines.

Due to this engineering work, trains will be diverted and the following changes to service will occur:-

London Paddington and Bedwyn:

Trains between London Paddington and Bedwyn will operate between Reading and Bedwyn. Trains between London Paddington and Newbury will continue to operate throughout. Due to diversion of London Paddington - Bristol Temple Meads trains over the route via Newbury, some trains between Reading and Newbury / Bedwyn will be retimed.

Swindon and Westbury:

Trains between Swindon and Westbury will not run. Replacement buses will run between Swindon and Westbury but customers may have to change buses at Chippenham.

London Paddington - Cardiff Central / Swansea / Carmarthen / Pembroke Dock:

These trains will be reduced to an hourly frequency between London Paddington and Swansea (a few beyond). They will be diverted between Swindon and Newport (via Gloucester – not calling). They will not call at Bristol Parkway, most will call additionally at Didcot Parkway. Trains will operate to special timings.

Buses will operate (hourly) between Swindon and Bristol Parkway taking 55 minutes. Journey times extended by up to 60 minutes.

London Paddington – Bath Spa – Bristol Temple Meads:

These trains will be reduced to an hourly frequency between London Paddington and Bristol Temple Meads (some beyond). They will be diverted between Reading and Bath Spa, not calling at Didcot Parkway, Swindon and Chippenham. Trains will operate in special timings. Didcot Parkway and Swindon customers should use alternative services including diverted South Wales trains.

Buses will operate (hourly) between:

  • Swindon and Chippenham taking 35 minutes
  • Swindon and Bath Spa taking 60 minutes
  • Chippenham and Bath Spa taking 45 minutes


Late evening buses will operate from Reading to Swindon / Chippenham, also between Bath Spa and Bristol Temple Meads.

Saturday additional amendments:-

The 06:50 bus from Swindon to Chippenham will start from Didcot Parkway.

The 07:30 train from Swindon to Cheltenham Spa will start from London Paddington.

The 22:41 train from Swindon to Gloucester will depart at 23:01.

Additional train 22:38 Swindon to Didcot Parkway, Reading and London Paddington.

Sunday additional amendments:-

The 20:18 and 22:37 London Paddington to Bristol Parkway train will not run.

The 23:10 Swindon to Cheltenham Spa train will depart at 23:42.

The 15:59 Paignton to London Paddington train will terminate at Bristol Temple Meads. 


Check before you travel:

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

Although journey planners are showing correct, your journey may be subject to alteration at short notice due to the Coronavirus outbreak. Please check before your journey.

Replacement Bus Travel Advice:

For helpful advice if you need to travel on a rail replacement service, including accessibility and bicycle information, please use this page.

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