This is what some of Anglia is doing:.......
Planned Engineering Works and Events for Week Commencing: Monday 23/12/2019
Planned works affecting:
LST-Stansted Airport
Thursday 26th Dec
Stansted Express services will operate between Stansted Airport and Tottenham Hale only. Passengers for central London should use Victoria Line tube services from Tottenham Hale.
LST-Hertford East/Stansted/Cambridge
Friday 27th /Saturday 28th / Sunday 29th Dec
Due to track renewal work at Bethnal Green, two lines will be closed between Liverpool Street and Hackney Downs. All services will travel over the remaining open lines.As a result, Greater Anglia West Anglia and Stansted Express services will depart Liverpool Street several minutes earlier than the standard timetable as a result of the track capacity constraints.
LST-Colchester/Ipswich/Norwich
Friday 27th Dec
Due to overhead line power upgrade work between Stratford and Shenfield, only two of four lines will be in operation between these locations. As a result, journey times will be extended by up to ten minutes compared to a normal Friday service.
Additionally, due to the renewal of point work at Colchester, some lines will be shut through the station. A limited train service will therefore operate through Colchester.
Please see below all services that have been amended:
London Liverpool Street to Norwich services will run once per hour. Please note - these services will not stop at Colchester. Passengers for Colchester will need to change at Manningtree or Chelmsford for services forward to Colchester.
London Liverpool Street to Clacton-on-Sea services will run once per hour
London Liverpool Street to Ipswich services will run once per hour
London Liverpool Street to Witham services will run twice per hour
All Braintree trains will operate as a shuttle service between Witham and Braintree
All Marks Tey to Sudbury services have been re-timed
All Harwich trains will operate as a shuttle service between Harwich and Manningtree
All Colchester to Colchester Town and Walton-on-the-Naze services have been re-timed
LST-Southend/Southminster
Friday 27th Dec
Due to overhead line renewal work in the Wickford area, buses will replace trains between Shenfield and Southend Victoria, and between Wickford and Southminster all day.
LST-Southend/Southminster
Saturday 28th and Sunday 29th Dec
Due to overhead line renewal work in the Wickford area, and overhead power line upgrade work between Stratford and Shenfield, buses will replace trains between Southend Victoria and Newbury Park Central Line tube station all day. Additionally, buses will replace trains between Wickford and Southminster all day.
National Rail tickets will be accepted on the Central Line between Newbury Park and Stratford / London Liverpool Street.
LST-Colchester/Ipswich/Norwich and Branches
Saturday 28th and Sunday 29th Dec
Due to overhead line power upgrade work between Stratford and Ingatestone, all lines will be closed between these locations. Additionally, ue to the renewal of point work at Colchester, some lines will be shut through the station. A limited train service will therefore operate through Colchester.
As a result, the following alterations will apply:
Ipswich and Norwich services will operate to / from Ingatestone, with rail replacement buses operating between Ingatestone and Newbury Park Central Line tube station.
Clacton-on-Sea and Walton-on-the-Naze services will start from and terminate at Colchester; passengers travelling to / from London direction will need to change trains at Colchester.
Norwich to/from Ingatestone services are unable to call at Colchester due to short platforms, passengers for Colchester are advised to change trains at Manningtree or Witham.
National Rail tickets will be accepted on the Central Line between Newbury Park and Stratford / London Liverpool Street.