Incident at HALIFAX / STANFIELD INTL NS (CYHZ) (ATS operating irregularity)


2001-02-09: ACA640 A319 enroute Toronto to Halifax on the Funday arrival. ARN8896 BA46 Ottawa to Halifax. COntroller was descending aircraft with respect to each other and intended to issue ARN8896 descent to 6000 but issued 4000 feet in error. Controller noticed aircraft descending through 6000 and recleared to 5000 but less than the required separation may have existed. Controller removed TSB advised Tapes secured. TSB Evaluating.
2001-02-09: TSB Update February 8, 2001. A01A0010: Air Canada ACA640, an Airbus A319, and Air Nova ARN8896, a BAE 146, were both approaching Halifax on the Funday arrival for runway 33 at Halifax. The aircraft closed to 1.4 nm laterally, with 400 feet of vertical spacing, in an area where the required separation is 1,000 feet or three miles. Nav Canada will be holding a fact finding board.


CADORS Number 2001A0069
Occurrence Type Incident
Reported By NAV CANADA
Occurred At 2001-02-07 - 00:45
Day or Night? Night-time
Fatalities 0
Aerodrome ID CYHZ
Geographic Location Nova Scotia, Canada, North America, Atlantic Region, HALIFAX / STANFIELD INTL NS (CYHZ)
TSB Occurrence Number A01A0010
TSB Class of Investigation Class 5
AOR Number 13888
Reported By NAV CANADA
Categories Airprox/TCAS alert/loss of separation/(near) midair collisions,ATM/CNS
Events ATS operating irregularity

Aircraft Details (2 aircraft)

Type Aeroplane
 Silhouette image of Aeroplane
 Silhouette image of Aeroplane
Canadian Registration
Foreign Registration
Country of Registration Canada Canada
Occurrence Type Incident Incident
Owner Air Canada AIR NOVA INC.
Operator AIR CANADA (5262) Commercial AIR NOVA (5002) Commercial
Make  Silhouette image of AIRBUS
 Silhouette image of BRITISH AEROSPACE
Model A319 BAE 146 200
Year Built
Engine Type
Engine Make
Engine Model
Gear Type Land
Private No No
Amateur Built No No
Flight Number AC640 ARN8898
Flight Rule
CARS Subpart
Phase of Flight Approach Descent
Damage No Damage No Damage
Fatalities 0 0
Injuries 0 0
Events Conflict - loss of separation Conflict - loss of separation

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