Incident at Gander Oceanic (Conflict - loss of separation)


2005-04-27: TSB Update A05A0046: The Alitalia Airlines Boeing 767-300, AZA618, was westbound at FL340 Mach .80 routing 54N/50W at 1419 UTC, then CARPE at 1441 UTC, to REDBY. The Continental Air Lines Boeing 767-400, COA41, was westbound at FL330 Mach .82 routing 54N/50W at 1422 UTC, then CARPE at 1445 UTC, to REDBY. Neither aircraft had been radar identified. At 1446 UTC COA41 requested a change to domestic routing from FL 330 to FL350 and the controller cleared the aircraft as requested. COA41 climbed to FL350 with no form of seperation with AZA618 assured.
2005-04-25: AZA618 B767-300 was enroute Milano (LIMC) to Boston (KBOS) westbound 54/50 1419 at 34,000 feet M0800 CARPE 1441 REDBY at 34,000 feet. COA41 B767-400 was enroute Roma (LIRF) to Newark (KEWR) westbound 54/50 1422 at 33,000 feet M0820 CARPE 1445 REDBY at 33,000 feet. Neither aircraft radar identified. At 1446Z COA41 requested change to domestic routing at 35,000 feet. Controller cleared aircraft as requested. Aircraft climbed to 35,000 feet with no form of separation assured. TSB Evaluating


CADORS Number 2005A0261
Occurrence Type Incident
Reported By NAV CANADA
Occurred At 2005-04-23 - 14:46
Day or Night? Day-time
Fatalities 0
Injuries 0
Aerodrome ID
Aerodrome Name
Geographic Location Canada, Gander Oceanic, Atlantic Region, Gander Oceanic
TSB Occurrence Number A05A0046
TSB Class of Investigation Class 5
AOR Number 55332-V1
Reported By NAV CANADA
Categories Airprox/TCAS alert/loss of separation/(near) midair collisions
Events Conflict - loss of separation

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