From Saturday 21 September to Sunday 27 October
Buses replace trains, while Metro Tunnel Project, power and signalling and maintenance works takes place.
The majority of this work has been timed to coincide with the quieter school holiday period.
To see how these works affect you, please click on the links below.
During this time buses also replace trains on other lines, for details click here.
Plan your journey at ptv.vic.gov.au or call 1800 800 007.