A signalling problem at London Waterloo is expected to cause disruption until the end of the day today (22 February).

The signalling problem has blocked lines running towards Clapham Junction, with services running to and from Clapham Junction either cancelled or revised.

Platforms one to four at Waterloo are currently out of use due to a track circuit failure and National Rail has advised that trains running through these platforms may use different platforms than normal.

The routes affected are:

• London Waterloo circular services
• London Waterloo and Chessington South
• London Waterloo and Hampton Court
• London Waterloo and Strawberry Hill
• London Waterloo and Shepperton
• London Waterloo and Twickenham
• London Waterloo and Hounslow
• London Waterloo and Staines
• London Waterloo and Weybridge
• London Waterloo and Windsor & Eton Riverside
• London Waterloo and Reading
• London Waterloo and Woking
• London Waterloo and Farnham
• London Waterloo and Alton
• London Waterloo and Guildford
• London Waterloo and Dorking
• London Waterloo and Haslemere
• London Waterloo and Havant
• London Waterloo and Hilsea
• London Waterloo and Portsmouth & Southsea
• London Waterloo and Portsmouth Harbour
• London Waterloo and Fareham
• London Waterloo and Southampton Central
• London Waterloo and Basingstoke
• London Waterloo and Salisbury
• London Waterloo and Bournemouth
• London Waterloo and Poole
• London Waterloo and Weymouth
• London Waterloo and Yeovil Pen Mill
• London Waterloo and Yeovil Junction
• London Waterloo and Exeter St Davids

Until further notice the following alterations apply:

• London Waterloo to Shepperton services will be diverted between Clapham Junction and Fulwellcalling additionally at Twickenhamand Strawberry Hill
• Shepperton to London Waterloo services will be diverted between Fulwell and Clapham Junction calling additionally at Strawberry Hill and Twickenham
• London Waterloo to Guildford Via Cobham and Stoke d'Abernon services will run non-stop between London Waterloo and Surbiton
• London Waterloo to Woking stopping services will run non-stop between London Waterloo and Surbiton

Tickets will be accepted at no extra cost on the following services:

• London Underground - District line between Wimbledon and central London, Victoria line between Vauxhall and central London and via any other reasonable route.
• Southern between London Victoria, Clapham Junction and Dorking
• London Buses via any reasonable route between London Waterloo - central London - Clapham Junction - Wimbledon - Kingston - Surbiton

Find out more and look for any updates here.