Engineering work is taking place between Barking and Barking Riverside, closing all lines.
All day on Sunday, no trains will run between Barking and Barking Riverside.
You can use your ticket on local buses EL1, EL2 and EL3 to complete your journey.
Check before you travel:
You can plan your journey using the National Rail Enquiries Journey Planner.
You can plan your journey on London Buses by using the Transport for London Journey Planner.