Incident at THUNDER BAY ON (CYQT) (Conflict - loss of separation)


1996-04-16: An operating irregularity occurred approximately two miles northwest of the airport between C-GROJ (PA31) who was flight planned Thunder Bay direct Atikokan and BLS 374 (SW4) who was flight planned Thunder Bay direct Sault Ste. Marie. C-GROJ departed runway 30 and was turned left shortly after take-off, this turn infringed on the required separation for BLS 374 who had been validated off of runway 25. The required separation of 3 miles was reduced to approximately 1.7 miles and no other form of separation had been established. The investigation is on going by ATC. TSB are assessing the circumstances.


CADORS Number 1996C0122
Occurrence Type Incident
Reported By
Occurred At 1996-04-16 - 19:42
Day or Night? Day-time
Fatalities 0
Injuries 0
Aerodrome ID CYQT
Aerodrome Name THUNDER BAY ON (CYQT)
Geographic Location Ontario, Canada, North America, Ontario Region, Thunder Bay, Ontario
TSB Occurrence Number
TSB Class of Investigation
AOR Number
Reported By
Categories Airprox/TCAS alert/loss of separation/(near) midair collisions
Events Conflict - loss of separation

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