Engineering work is taking place each night between Balham and Selhurst, closing various lines.
The following alterations will apply:
Engineering work is taking place between London Victoria and Clapham Junction / East Croydon, closing all lines.
Gatwick Express:
Engineering work is taking place between Haywards Heath and Brighton, closing lines overnight.
Monday to Thursday:
Engineering work is taking place between Reading and Didcot Parkway each night, closing 2 out of 4 lines.
The following trains will not call at Pangbourne:
Saturday evening:
Engineering work is taking place between Brixton and Shortlands via Herne Hill, closing all lines.
Engineering work is taking place between Sevenoaks and Tonbridge, closing all lines.
Hastings Line:
Engineering work is taking place between Margate and Ramsgate, closing all lines.
Buses will replace trains between Margate and Ramsgate.
Sole Street Line
Engineering work is taking place between Oxford and Banbury, and also between Oxford and Hanborough in the morning and late at night, closing all lines.
Oxford - Banbury
Engineering work is taking place between London Cannon Street and Greenwich / New Cross, closing some lines in the area, and all the lines to / from London Cannon Street.
Engineering work is taking place between Bletchley and Wolverton, closing some lines until 08:30.