The following GWR trains will not call at Burnham or Taplow:

On Saturday 18 May
2345 Didcot Parkway to London Paddington (terminating at Slough)

On Sunday 19 May
0034 London Paddington to Reading

Replacement buses will run between Slough, Burnham and Taplow, connecting into/out of trains at Slough.

All day, trains between Bristol Temple Meads and Worcester Shrub Hill / Worcester Foregate Street will be replaced by buses between Gloucester, Cheltenham Spa, Ashchurch for Tewkesbury and Worcester Shrub Hill / Worcester Foregate Street.

Passengers should use other scheduled rail services to travel between Gloucester and Cheltenham Spa (including Transport for Wales services).
Passengers should use other scheduled rail services to travel between Worcester Shrub Hill and Worcester Foregate Street (including West Midlands Railway services).

All day, most High Speed trains to and from London Paddington will be retimed. Many trains will depart EARLIER than usual.

Most fast trains between London Paddington and Oxford will not run (trains between London Paddington / Oxford and North Cotswolds stations WILL continue to run, but will not call at Radley). Additional trains will run between Didcot Parkway, Radley and Oxford.

Trains between London Paddington and Swindon / Bristol Parkway / Cardiff Central will call additionally at Slough, Maidenhead and Twyford.

All day, most local stopping trains from London Paddington to Reading and Didcot Parkway will only run between Reading and Didcot Parkway. Passengers at Slough, Maidenhead and Twyford should use services running between London Paddington and Swindon / Bristol Parkway / Cardiff Central (see above).

Passengers should check their journeys at nationalrail.co.uk

Due to engineering work taking place elsewhere on the network, the following trains between London Paddington/Swindon and Gloucester/Cheltenham Spa will be altered:

* 0935 (departing 0936) & 1031 (departing 1034) Swindon to Cheltenham Spa will terminate at Gloucester. An alternative rail connection will be available from Gloucester to Cheltenham Spa
* 1054 Cheltenham Spa to London Paddington & 1155 Cheltenham Spa to Swindon will start from Gloucester. An alternative rail connection will be available from Cheltenham Spa to Gloucester

The 2115 Penzance to London Paddington will depart slightly EARLIER from Exeter St Davids at 0058.
The 2350 London Paddington to Penzance will arrive later at Exeter St Davids at 0344.