Computer glitch blamed for train signalling failure

Event Year: 2011 Reliability: Confirmed
Country: Australia
Industry Type: Transportation

A computer glitch was blamed for a failure at the Sydenham signalling complex.  The computer failure prevented a switch to a backup signalling system.  As a result, all trains were given a red signal and stopped.  Approximately 100,000 commuters experienced delays throughout the day.  The trains couldn


Rail service on six lines stopped when signalling equipment failed.  Commuters experienced delays for more than nine hours.

Action Description: Rail service restored after system was rebooted.