Causes

Wake turbulence in airline accidents

Official investigators identified wake turbulence in 2 of the incidents we cover, from 1994 to 2001. Each account explains how it arose in that case. A shared topic does not mean the same cause.

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Wake turbulence incident summary
DateFlightAircraftLocationFatalitiesReport status
12 November 2001American Airlines Flight 587Airbus A300-605R (official designation A300B4-605R)Belle Harbor, New York265: 260 on board and 5 on the groundLEVEL 3 Final report
8 September 1994USAir Flight 427Boeing 737-3B7 (737-300)Near Aliquippa, Pennsylvania, about 6 miles northwest of Pittsburgh International Airport132: all 127 passengers and 5 crew; 0 on the groundLEVEL 3 Final report
Recovered American Airlines 587 vertical stabilizer suspended from a crane beside Jamaica Bay.Flight 587's vertical stabilizer after recovery from Jamaica Bay: National Transportation Safety Board

American Airlines Flight 587

Alternating rudder inputs during a wake turbulence encounter overloaded the vertical stabilizer shortly after takeoff from New York.

Incident date:

LEVEL 3 Final report

USAir Boeing 737 N513AU taxiing at Orlando in 1991.N513AU at Orlando International Airport in June 1991: Paul Denton

USAir Flight 427

A rudder reversal sent a Boeing 737 into an uncontrollable left roll during its approach to Pittsburgh.

Incident date:

LEVEL 3 Final report