Incident at EDMONTON INTL AB (CYEG) (Conflict - loss of separation, Alleged Canadian Aviation Regulations (CARs) infraction)

Summary

2001-05-29: UPDATE TSB reported that the Ameriflight Swearingen AMF 921 a had departed Edmonton International Airport (YEG) for Seattle and was given a clearance to 9,000 feet because of inbound traffic. The Controller noticed that AMF 921 had continued the climb to 9,500 feet, putting it in conflict with CDR 8425, a Dash 8 inbound for YEG at 10,100 feet. Separation between the aircraft was reduced to one half mile and 600 feet in an area where the required standard is either 1,000 feet vertical or 3 miles lateral.
2001-03-16: The crew of AMF 921 departed Edmonton (YEG) for Seattle-Tacoma Airport on a bag run with a clearance limit of 9,000 feet due to inbound traffic, which was CDR 8425 at 10,000 feet. The crew of AMF 921 read back the altitude correctly, however ATC had noticed that AMF 921 had continued to climb and was at 9,500 feet. CDR 8425 was at 10,100 feet and the two aircraft were approximately one half NM apart. In this area, the required standard is 1,000 feet vertical or 3 NM lateral. ATC rectified the situation by instructing the crew of AMF 921 to descend to 9,000 feet.

Details


CADORS Number 2001C0254
Occurrence Type Incident
Reported By NAV CANADA
Occurred At 2001-03-16 - 00:18
Day or Night?
Fatalities 0
Injuries 0
Aerodrome ID CYEG
Aerodrome Name EDMONTON INTL AB (CYEG)
Geographic Location Alberta, Canada, North America, Prairie and Northern Region, Vicinity of Edmonton
TSB Occurrence Number A01W0115
TSB Class of Investigation Class 5
AOR Number 14381
Reported By NAV CANADA
Categories Other,Airprox/TCAS alert/loss of separation/(near) midair collisions
Events Conflict - loss of separation,Alleged Canadian Aviation Regulations (CARs) infraction


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