Some services will deviate, while they will not call some stations, affecting trips during the week and weekend.
Be sure to check alternative routes, transportation bar and rail replacement bar in its place.
Monday, April 14 to Thursday, April 17
The Basildon line will be affected by engineering work between barking and Pitsea through the Indon from 10.45 pm every night.
After this time, these services will be diverted through an alternative route between the thesis stations and will not call Upminster, West Horndon, the Indon or Basildon.
The rail replacement buses will be executed between Upminster and Pitsea through the Indon and the tickets will be accepted in the district line services between Barking and Upminster.
These engineering works will also affect the Ocendon line, together with the planned works between Upminster and Grays through Ocendon.
From 10.45 pm, these services will be diverted through an alternative route and will not call Upminster, Ocendon or Chafford Hundred.
The rail replacement buses will be executed between Upminster and Grays through Ocendon, and the tickets will be accepted in the district line services between Barking and Upminster.
Friday April 18 (Good Friday)
A Sunday schedule will be executed on all lines.
Saturday April 19
There is no planned interruption.
Sunday April 20 (Easter Sunday)
The Basildon line will be affected by engineering work between Liverpool Street and Barking, and between Basildon and Leigh-on-Sea.
These services will begin and end at Fenchurch Street and Basildon, calling West Ham but not calling Stratford.
The railway replacement buses will execute Basildon and Leigh-on-Sea, with a train transport service that is executed between Leigh-on-Sea and Shoeburyness.
Tickets will be accepted in the Jubilee line between Stratford and West Ham.
C2C passengers with monthly or longer season tickets can travel in Greater Anglia services between Southend Victoria and London Liverpool Street.
The OMEDON line will also be affected by these engineering works, along with those planned for the line between Stanford-Le-Hope and Pitsea.
These services will begin and end in Stanford-Le-Hope.
The rail replacement buses will work between Stanford-Le-Hope and Leigh-on-Sea, with a train transport that runs between Leigh-on-Sea and Shoeburyness.
C2C passengers with monthly or longer season tickets can travel in Greater Anglia services between Southend Victoria and London Liverpool Street.
Rainham Line Services will not be executed due to engineering work between barking and gray through Rainham.
The railway replacement buses will run from Upminster to Grises through Rainham and Purfleet. Dagenham Dock passengers can use their tickets in the EL2 and 287 TFL bus services.