Engineering works being carried out to keep trains running

Planned train engineering works

See how our planned rail improvement works to routes and stations could affect you and your journey

Changes to train times

Planned train disruptions and engineering works

Wherever possible our engineering work is planned in advance, generally for weekends or public holidays. When planned engineering works are going to affect our routes we will provide information here.

Check the calendar for a summary of the work we’ve got planned over the next 12 weeks.

May 2025

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Alterations in May 2025

  • 17-05-2025 to 18-05-2025

    Buses replace trains between Clapham Junction and Barnes / Twickenham / Kew Bridge on Saturday 17 and Sunday 18 May

    Locations Affected:

    All South Western Railway services via Barnes

  • 18-05-2025 to 18-05-2025

    Buses replace trains between Ascot and Aldershot on Sunday 18 May

    Locations Affected:

    South Western Railway between Ascot and Guildford

  • 18-05-2025 to 18-05-2025

    Buses replace trains between Chichester / Petersfield and Portsmouth Harbour / Fareham on Sunday 18 May

    Locations Affected:

    South Western Railway between London Waterloo / Woking and Portsmouth Harbour

    All Southern services to / from Portsmouth Harbour / Southampton Central

  • 25-05-2025 to 25-05-2025

    Buses replace trains between Clapham Junction and Surbiton / Chessington South on Sunday 25 May

    Locations Affected:

    All South Western Railway services via Wimbledon

  • 31-05-2025 to 01-06-2025

    No trains to / from Ascot on Saturday 31 May and Sunday 1 June

    Locations Affected:

    Between London Waterloo and Reading and also between Ascot and Guildford / Aldershot

  • 31-05-2025 to 01-06-2025

    No trains to / from Aldershot on Saturday 31 May and Sunday 1 June

    Locations Affected:

    Between London Waterloo and Alton, between Farnham and Guildford and also between Ascot and Aldershot