Yanchep Line Morning Closure Sat 12 Jul - Sat 12 Jul The Yanchep Line will be disrupted between Clarkson and Yanchep on the morning of Saturday 12 July to facilitate urgent maintenance works.Services will be disrupted as follows:The services departing Perth Underground at 5.28am and 5.58am will terminate at Clarkson Station. Train replacement bus Route 904 will service all stations from Clarkson to Yanchep.The services departing Yanchep Station at 6.43am and 6.58am will be cancelled between Yanchep and Clarkson. These services will depart from Clarkson Station at 6.59am and 7.14am. No train replacement buses will operate from Yanchep Station to Clarkson Station. Trains will continue to run between Perth Underground and Clarkson. Passengers should allow extra travelling time and be aware that replacement buses may not connect with timetabled services.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.