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Colgan Flight 3407 NTSB Animation of Buffalo Accident Q400

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Uploaded by on May 12, 2009

http://airboyd.tv

Courtesy: National Transportation Safety Board

This three-dimensional (3-D) animated reconstruction shows the last 2 minutes of the February 12, 2009, accident involving a Bombardier DHC-8-400, N200WQ, operated by of Colgan Air, Inc., which crashed about 5 nautical miles northeast of Buffalo-Niagara International Airport, Buffalo, New York, while on an instrument landing system approach to runway 23. During the approach, a pitchup motion occurred, followed by a left roll and then a right roll. During these maneuvers, both the stick shaker and stick pusher were activated, and the speed decreased. After further pitch and roll excursions, the airplane entered a steep descent from which it did not recover.
The animation shows excerpts from the flight data recorder (FDR), the cockpit voice recorder (CVR) transcript, recorded radar data, and aircraft performance data. It does not depict the weather or visibility conditions at the time of the accident. The animation does not include audio.
The upper portion of the animation shows a 3-D model of the airplane and the airplanes motions during the accident sequence. In this area, selected content from the CVR transcript or other annotations are superimposed as text at the time that the event occurred. All times (in eastern standard time) are shown on the right side of the screen.
The lower portion of the animation depicts instruments and indicators, which display selected FDR or calculated parameters. The instruments and indications are shown in three sections, which are (from left to right):
•Airspeed, airspeed tape, low speed cue, attitude indicator showing pitch and roll attitude, altitude, altitude tape, rate of climb, and heading;
•Stick shaker and stick pusher indicated as text, control wheel/column icon depicting the control wheel (rotating right or left) and control column (moving up or down) inputs, and an indicator showing rudder pedal inputs; and
•The power lever and condition lever as indicators, the flap handle selection as an indicator, and auto pilot status and gearhandle position indicated as text.
Excerpts from CVR transcript:
22:15:06.3 HOT-1    flaps five.
22:15:08.1 HOT-2    what?
22:15:08.8 HOT-1    flaps five please.
22:15:13.5 APP Colgan thirty four zero seven three miles from KLUMP turn left heading two six zero maintain two thousand three hundred until established localizer. cleared ILS approach runway two three.
22:15:22.2 RDO-2   left two sixty two thousand three hundred til established and cleared ILS two three approach Colgan thirty four zero seven.
22:15:31.7 HOT-1    alright approach is armed.
22:15:32.8 HOT-2    roger.
22:16:04.1 HOT-1    gear downlocs alive.
22:16:06.4 APP Colgan thirty four zero seven contact tower one two zero point five. have a good night.
22:16:11.5 RDO-2   over to tower you do the same thirty four zero seven.
22:16:21.2 HOT-2    gears down.
22:16:23.5 HOT-1    flaps fifteen before landing checklist.
22:16:26.6 HOT-2    uhhh.
22:16:37.1 HOT-2    I put the flaps up.
22:16:42.2 HOT-1    [grunt]
22:16:45.8 HOT-2    should the gear up?
22:16:46.8 HOT-1    gear up.
22:16:50.1 CAM [increase in ambient noise]
22:16:51.9 CAM [thump]

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  • At 2.08 the pilot yanks back on the stick aggravating the stall, and then keeps yanking back on the column, maintaining the stall, then uses aileron, which along with all his other chimp inputs is a death sentence to all the innocent passengers. You can blame a NASA all you want, but this is flying 101, to recover from a stall release the stick or reduce AOA. Most planes including this one will unstall itself. UNLESS THERE IS CHIMP TUGGING AT THE CONTROLS. These pilots were both chimps.

  • Never make bad comments about the mistakes that other pilots have made. Learn from them but do not put other pilots down, especially when they have died. You were not in the cockpit and thus you do not know exactly what happened with or without FDR/CVR. We must respect each other. These pilots did not want to die nor did they want to kill other passengers. We are human and we make mistakes. As you gain more hours you will see what I mean.

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  • @camelpilot Spoken by a pilot who has never been in an emergency or anything remotely close. Keep making ignoramus comments that all the kids in University flight schools lap up because they think they're the best. You should be ashamed of yourself. As the second highest commenter referenced, maybe you will be when you get some more time.

  • @gt5004life I agree. Pilots are humans and make errors just like humans in all other professions, its just a fact.

  • @camelpilot In fact he induced the stall, he was several knots away from an aerodynamic stall by the time the stickshaker and airspeed warning sounded. You clearly have a limited knowledge of modern aircraft systems. And being that condescending towards the pilots really isn't necessary. Yes, the crash was caused by pilot error but how is you calling these pilots "chimps" going to solve anything? Show some respect, a lot of lives were lost and left many families mourning, including the pilots.

  • what game?

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