The NTSB expects its investigations of TCAS RAs to complement separate government-industry analyses of shared data.
By Wayne Rosenkrans
AeroSafety World, May 2011
As government-industry exchanges of vast banks of operational data flourish, incident-level investigations by the U.S. National Transportation Safety Board (NTSB) can appear to be out of step with the times. Some aviation safety professionals have seen the board’s approach to near-midair collisions (NMACs) as a case in point, specifically the latest requirement for operators to report certain resolution advisories (RAs) issued by traffic-alert and collision avoidance systems (TCAS II).1
Yet early indications are that NTSB investigations help to rapidly mitigate underlying risk factors of mid-air collisions, even if limited sometimes to a local application, while large-scale data analysis may take years …
