Engineering work is taking place between Didcot Parkway and Swindon, closing all lines late on Sunday evening.
As a result, the 23:33 London Paddington to Bristol Temple Meads service will be diverted after Reading (via Newbury, not calling), and will not call at Didcot Parkway, Swindon or Chippenham.
For Didcot Parkway, you should change at Reading for alternative Great Western Railway services between Reading and Didcot Parkway, which you can use at no extra cost.
For Swindon and Chippenham, a replacement bus will run from Reading to Swindon and Chippenham, dropping off only at these stations.
Check before you travel:
You can plan your journey using the National Rail Journey Planner.
Replacement bus travel advice:
For helpful advice if you need to travel on a rail replacement service, including accessibility and bicycle information, please use our Rail Replacement Services page.
You can find the pick-up and drop-off location of rail replacement services by checking station signage or by searching for your station on our Find a Station page.
Please be advised that replacement vehicles may be busier than usual, and you should allow extra time for your journey.