Engineering work is taking place over the Christmas and New Year Holiday period, with various lines closed.
Saturday 28 & Sunday 29 December
No TfL Rail services will operate between Shenfield and London Liverpool Street.
Tuesday 31 December until 05:00 on New Years Day
Trains will run every 15 minutes between Shenfield and London Liverpool Street.
New Years Day
A Saturday level service will operate.
Check before you travel:
You can plan your journey using the National Rail Enquiries Journey Planner