The works will affect passengers from Monday (March 17) to Thursday (March 20).
We have compiled the details for you to plan your journey this week.
Monday to Wednesday (March 17 to March 19)
The 11.20pm train from London Victoria to London Bridge train will run non-stop from Streatham Hill to London Bridge.
A replacement bus will run from Streatham Hill to London Bridge calling at stations via Sydenham.
The 11.58pm train from London Bridge to Streatham Hill train will depart at 12.05am (Tuesday to Thursday) and run non-stop from London Bridge to Streatham Hill.
A replacement bus will run from London Bridge to Streatham Hill via Sydenham in Lewisham, calling at normal stations.
Tuesday to Thursday (March 18 to March 20)
The 12.17am train from London Bridge to Caterham train will be diverted between London Bridge and Norwood Junction and will run later than usual.
The 12.35am train from London Bridge to East Croydon will be diverted and will only call at Norwood Junction.
A replacement bus will run from London Bridge and East Croydon via Sydenham.
