Incident at CALGARY INTL AB (CYYC) (TCAS alert)


2001-04-23: WJA 12, a B737, was inbound to Calgary from Vancouver on a heading of 070 degrees, descending to 10,000 feet, and the crew was talking to the Arrival Controller. C-GVOY, a PA-24, was southbound climbing to 10,500 feet, talking to VTA. C-GVOY was on a track to pass behind WJA 12. The VTA Controller observed C-GVOY to be deviating around weather and instructed the pilot to maintain a heading of 250 degrees. The crew of WJA 22 subsequently reported climbing due to a TCAS alert. WJA 22 was advised of the traffic at 3 miles and they then resumed descent.


CADORS Number 2001C0382
Occurrence Type Incident
Reported By NAV CANADA
Occurred At 2001-04-22 - 18:15
Day or Night? Day-time
Fatalities 0
Aerodrome ID CYYC
Geographic Location Alberta, Canada, North America, Prairie and Northern Region, 25 NM SW of Calgary
TSB Occurrence Number
TSB Class of Investigation
AOR Number 14908
Reported By NAV CANADA
Categories Airprox/TCAS alert/loss of separation/(near) midair collisions
Events TCAS alert

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