These works will affect services from Monday to Friday (December 8 to December 12).
We have broken down the details for you to plan ahead.
Engineering work is taking place overnight at various locations on the Southeastern network, closing some lines.
Monday to Thursday (December 8 to December 11):
From the 10.48pm until the 11.18pm London Charing Cross to Hayes service, these trains will be diverted after New Beckenham to run to Bromley South.
After 11.30pm, no further trains will run from London to stations on the Hayes line, and the last train between London Charing Cross, London Cannon Street and Hayes will only run as far as Lewisham.
From 11.10pm until the end of service, replacement buses will run between Bromley South and Hayes.
The last bus will start back from Lewisham at 12.30am.
Trains from Hayes towards Lewisham and London are not affected.
Tuesday and Wednesday (December 9 and December 10):
The 12.35am train from London Cannon Street to Gravesend via Sidcup will be diverted to run fast between Lewisham and Dartford via Bexleyheath.
A replacement bus will run from Lewisham to Dartford via Sidcup and then on to Gravesend.
Friday (December 12):
From 12.15am until the end of service, buses will run between Lewisham and Dartford, and Gravesend via Bexleyheath and Woolwich Arsenal.
Trains will be diverted to run via Sidcup instead.
The 11.55pm train from Charing Cross to Dartford service via Bexleyheath which leaves Lewisham at 12.13am will be the last train on the Bexleyheath line, but will not call at Blackheath, Falconwood or Welling.

