Incident at Gander Oceanic (Conflict - potential)

Summary

2005-09-14: TSB Update: A05A0115: The westbound Gestair Falcon 2000, registration EC-HYI, operating as GES311, was cleared to descend to St. John's and level at 6000 feet. An eastbound Cougar Helicopters Sikorsky S-61 was climbing to 5000 feet. After traffic was passed to both aircraft, GES311 acknowledged the opposite traffic and continued to descend to 5000 feet. The controller observed GES311 descending and issued further instructions to maintain separation between both aircraft. GES311 was cleared to continue to 5000 feet.
2005-09-06: GES311 F2 Westbound enroute Madrid (LETO) to St. John?s (CYYT) descending into CYYT cleared to 6,000 feet. CHI91 S61 enroute Eastbound St. John?s (CYYT) to the Sea Rose Oil Rig climbing to 5,000 feet. After traffic was passed, GES311 acknowledged traffic at 5.000 feet then descended to that altitude. Controller continued aircraft descending to altitude separated from CHI91. TSB Case Closed

Details


CADORS Number 2005A0616
Occurrence Type Incident
Reported By NAV CANADA
Occurred At 2005-09-05 - 13:40
Day or Night? Day-time
Fatalities 0
Injuries 0
Aerodrome ID
Aerodrome Name
Geographic Location Newfoundland and Labrador, Canada, Gander Oceanic, Atlantic Region, Gander Oceanic
TSB Occurrence Number
TSB Class of Investigation
AOR Number 60483-V1
Reported By NAV CANADA
Categories Airprox/TCAS alert/loss of separation/(near) midair collisions
Events Conflict - potential


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