Mandurah Line services will be cancelled from the evening of Friday August 20 until last service on Sunday August 22, between Cockburn Central and Mandurah stations.
This is in order to facilitate works on the Thornlie-Cockburn Link Project.
The last full line services on Friday night will be:
- Departing Perth Underground: 8.53pm
- Departing Mandurah: 9.19pm.
Trains will resume from the start of timetabled services Monday morning.
Train Replacement Buses:
Train replacement bus Route 909 will run between Cockburn Central and Mandurah while trains are cancelled.
Trains will continue to run between Perth Underground and Cockburn Central Stations.
Transperth is urging commuters to allow for extra travelling time and be aware that replacement buses may not connect with timetabled bus and train services.
"Remember to plan your journey; the train replacement bus timetable will be available via the Transperth app and JourneyPlanner," the statement read.
"You can also use the Transperth app to track your replacement bus in real time."

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