Engineering work is taking place between London Fenchurch Street and Barking each night from 23:30, closing all lines.
From 23:30, trains will be diverted to start from / terminate at London Liverpool Street.
An amended timetable will be in place from approximately 21:15.
Basildon line
From 23:35 trains will be diverted via an alternative route and call additionally at Grays. A shuttle service will run between Upminster and Grays / Pitsea (via Laindon).
Ockendon line
Customers travelling to / from Ockendon or Chafford Hundred will be required to change trains in most instances.
Ticket acceptance
Customers may use their ticket on London Underground District Line between Tower Hill and Barking, and also Docklands Light Railway between West Ham and Stratford.
Check before you travel:
These changes are not currently shown in the National Rail Enquiries Journey Planner, please check back nearer to the time of travel.
You can plan your journey on London Underground and Docklands Light Railway by using the Transport for London Journey Planner