South London passengers can expect waiting times of up to 45 minutes at some stations, according to Network Rail and South West Trains.

The following waiting times are expected at south London stations:

Waterloo - 30 minutes

Vauxhall - 30 minutes

Clapham Junction - 45 minutes

Wimbledon - 30 minutes

Kingston - 20 minutes

Motspur Park - 20 minutes

New Malden - 20 minutes

Raynes Park - 20 minutes

Surbiton - 20 minutes

Putney - 20 minutes

Wandsworth - 20 minutes

Passengers are also advised to avoid changing at Vauxhall and Clapham Junction as queues will also be in place for passengers changing trains.

The largest upgrade scheme at Waterloo for decades starts August 5.

Platforms 1-10 will close to allow Network Rail’s engineers to extend platforms 1-4 to accommodate longer, 10-car trains, and to modify platforms 5-8. During this period, significantly fewer trains will be running across the South West Railway.