Trains between Mandurah and Perth will finish early than usual over the next week to facilitate work.
Transperth has confirmed that the disruption will take place between Monday and Thursday.
As such, the last train departing Perth for Mandurah will be a 8.08pm each night.
The last train departing Mandurah for Perth will be at 7.27pm.
Train replacement bus Route 909 will run while trains are cancelled. Trains will continue to run between Cockburn Central and Mandurah stations.
Transperth suggests passengers should allow extra travelling time and be aware that replacement buses may not connect with timetabled bus and train services.
Due to space restrictions, bicycles are not permitted on Transperth buses, including train replacement services.
For assistance or to plan your journey please call the Transperth InfoLine on 13 62 13 (TIS: 13 14 50). Hearing or speech impaired? Call via NRS 133 677 and ask for 13 62 13.