Mandurah Line - Nightly Perth Underground to Cockburn Central Closures Mon 25 Mar - Thu 28 Mar Trains on the Mandurah Line will be cancelled nightly between Perth Underground and Cockburn Central stations from Monday 25 until Thursday 28 March, in order to facilitate works. The last full-line services nightly will be: Departing Perth Underground: 8.08pm Departing Mandurah: 7.27pm Train replacement bus Route 909 will run while trains are cancelled. Trains will continue to run between Cockburn Central and Mandurah stations. Passengers should allow extra travelling time and be aware that replacement buses may not connect with timetabled bus and train services. Find an estimate of how long your journey will take here. 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.