Incident at TORONTO / LESTER B. PEARSON INTL ON (CYYZ) (Aerodrome - power failure)

Summary

1997-01-21: Toronto ACC lost all power affecting all radar and radio communications. The back-up power system failed to start. A total ground stop was initiated and aircraft in the air were put in holding patterns or diverted. At 00:29Z, the power was restored; however, the situation was deemed unstable and flow restrictions were put in place. An advisory was issued for flights to expect delays of 60 minutes or more until the situation is resolved. As of 1200Z, the ACC was still without commercial power. Limited power is being supplied by an old diesel generator. The new back-up power unit that was recently installed was severely damaged in the initial outage. Ops. Impact -- lots of delays.

Details


CADORS Number 1997O0050
Occurrence Type Incident
Reported By NAV CANADA
Occurred At 1997-01-21 - 00:16
Day or Night?
Fatalities 0
Injuries
Aerodrome ID CYYZ
Aerodrome Name TORONTO / LESTER B. PEARSON INTL ON (CYYZ)
Geographic Location Ontario, Canada, North America, Ontario Region, Toronto (LBPIA), Ontario
TSB Occurrence Number
TSB Class of Investigation
AOR Number
Reported By NAV CANADA
Categories Aerodrome
Events Aerodrome - power failure


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