The following information provides an awareness of problems that might be avoided in the future. The information is based on final reports by official investigative authorities on aircraft accidents and incidents.
Jets
Message Misunderstood
Boeing 777-200, Boeing C-17 Globemaster. No damage. No injuries.
Incomplete and incorrect coordination among air traffic controllers was cited by the U.S. National Transportation Safety Board (NTSB) as the probable cause of a near midair collision between the 777 and the C-17 over the North Atlantic the night of Jan. 20, 2011.
In its final report on the incident, the NTSB said that noncompliance with established communications phraseology and incorrect data block displays were contributing factors when the airliner and the lead airplane in the flight of two U.S. Air Force C-17 transports came within 0.38 nm (0.70 km) of each other at the same al…
