Late evening trains between Bristol Temple Meads and Cardiff Central will be amended as follows:

* The 1650 Penzance (2128 Bristol Temple Meads) to Cardiff Central will be diverted after Filton Abbey Wood to terminate at Bristol Parkway. Change at Bristol Temple Meads for a later rail connection to Patchway and Severn Tunnel Junction, and at Bristol Parkway for an alternative rail connection to Newport and Cardiff Central.
* The 2023 Portsmouth Harbour to Cardiff Central will terminate at Bristol Temple Meads. A replacement bus will run from Bristol Temple Meads to Cardiff Central.

* The 2159 & 2247 Cardiff Central to Bristol Temple Meads will not run. Replacement buses will run instead.

In some cases, passengers will need to use alternative scheduled rail services rather than the replacement buses. Please check your journey at nationalrail.co.uk

This work continues until approximately 1430 on Sunday 19 May - see separate item for full details.

On Saturday 18 May
The 2345 Didcot Parkway to London Paddington will terminate at Ealing Broadway at 0105. TfL Central line connections will be available from Ealing Broadway towards central London*

On Sunday 19 May
The 0638 London Paddington to Reading will start from Ealing Broadway at 0649. TfL Central line connections will be available from central London*
The 0620 Reading to London Paddington will depart at 0636 and run later throughout

* - the nearest Central line Tube station to London Paddington is Lancaster Gate, approximately 8-10 minutes walk from London Paddington

Until 1245 (departing 1220) London Paddington to Swansea and 1127 Carmarthen to London Paddington (inclusive), trains between London Paddington and south Wales will be diverted between Swindon and Newport, not calling at Bristol Parkway.

Trains TO South Wales will depart EARLIER from London Paddington, Reading and Swindon.

Replacement buses will run between Bristol Parkway and Newport.
Passengers travelling between London Paddington/Reading/Swindon and Bristol Parkway should, where no through train exists, travel via Bristol Temple Meads.

In addition:

* The 0858 Bristol Parkway to Swansea will start from Newport at 0925. Passengers travelling from Bristol Parkway should use a later replacement bus (at 0955) to Newport, for a later rail connection from Newport to Cardiff Central and Swansea
* The 0955 Bristol Parkway to London Paddington will depart EARLIER at 0950 and call additionally at Didcot Parkway

Passengers should check their journey times at nationalrail.co.uk