The last full-line services on Sunday will be departing Perth at 7.08pm and departing Mandurah at 6.49pm.
The last full-line services nightly Monday to Thursday will be departing Perth at 7.38pm and departing Mandurah at 7.27pm.
Train replacement bus Route 909 will run while trains are cancelled.
Passengers should allow extra travelling time and be aware that replacement buses may not connect with timetabled bus and train services.
Trains will resume with the start of timetabled services the following mornings.