Incident at Gander FIR, 70NM northwest CYYT (St. John's) (TCAS alert)


2005-08-03: LAL8315,Dehavilland DHC8-102 , enroute St. John?s (CYYT) to Deer Lake (CYDF) SPR902, Dehavilland DHC8-102, enroute CYDF to CYYT At time 1930Z, while under radar control, LAL8315 received and complied with a TCAS alert and resolution advisory by diverting right of course. At time of TCAS/RA the separation between aircraft was 3.2NM. Required separation is 3NM under primary radar. SPR902 was aware of traffic and did not receive a TCAS alert. After passing the LAL8315 returned on course and continued to CYDF without further incident. TSB Evaluating


CADORS Number 2005A0524
Occurrence Type Incident
Reported By NAV CANADA
Occurred At 2005-08-02 - 19:30
Day or Night?
Fatalities 0
Injuries 0
Aerodrome ID
Aerodrome Name
Geographic Location Newfoundland and Labrador, Canada, North America, Atlantic Region, Gander FIR, 70NM northwest CYYT (St. John's)
TSB Occurrence Number
TSB Class of Investigation
AOR Number 59077-V1
Reported By NAV CANADA
Categories Airprox/TCAS alert/loss of separation/(near) midair collisions
Events TCAS alert

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