Engineering work is taking place in the Mitcham Junction area, resulting in the closure of some lines.
From 23:00 Saturday and all day Sunday Thameslink services will not call at Stations via Mitcham Junction.
Engineering work is taking place between Mirfield and Manchester Victoria, resulting in the closure of some lines.
Engineering work is taking place between North Wembley and Berkhamsted, closing some lines.
As a result of this, the following Northbound services will only call at Bushey to disembark.
Engineering work is taking place overnight in the Wolverhampton area, closing some lines.
Monday to Thursday
Engineering work is taking place between Ilford and Goodmayes, closing some lines.
As a result journey times will be extended by several minutes between Shenfield and London Liverpool Street.
Engineering work is taking place in the Motherwell area, closing some lines.
The following trains will not call at Motherwell:
10:38 Glasgow Central - London Euston
Engineering work is taking place between Patchway and Severn Tunnel Junction from 23:55 until 05:40 each morning, closing some lines.
Engineering work is taking place between Chesterfield and Sheffield, closing some lines.
Engineering work is taking place between Barking and Upminster each morning from 00:15 until 05:25, closing some lines.
Engineering work is taking place between Patchway and Severn Tunnel Junction from 23:55 until 05:40 each morning, closing some lines.