Perth Stadium Station: Fremantle and Joondalup Lines - Platform Changes Sat 05 May From Saturday 5 May, platform changes come into effect for Fremantle and Joondalup line services departing the Western Concourse of Perth Stadium Station. Fremantle Line event trains will depart Platform 3 and Joondalup Line trains will depart Platform 4 (with the exception of the last Joondalup service, which will depart Platform 3). For further information on getting to and from Optus Stadium, visit the Optus Stadium page. If you require further assistance regarding service changes or planning 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.