Sydney air traffic controllers have ‘grave concerns’ about collision risk after airspace redesign

Exclusive: Federal government notified after whistleblower says controllers have ‘minimal confidence in their ability to handle’ rule changes related to second airport Guardian Australia can reveal the federal government was notified on Thursday of a confidential complaint considered by the Australian Transport Safety Bureau (ATSB), in which an experienced air traffic controller warned in June that changes related to the new Western Sydney International airport had been rushed, with “inadequate training for controllers, of all experience levels”.