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Aftermath: Off to a Bad Start

Gemini Sparkle

Key Takeaways:

  • Takeoff remains the only flight phase not fully automated, primarily due to the unpredictable, judgment-dependent decisions required from human pilots in unforeseen circumstances.
  • Two fatal accidents illustrate critical failures in human judgment during takeoff: one involved an instructor's failure to ensure adequate engine power and abort a clearly underperforming takeoff, and another where a pilot declined de-icing in heavy snowfall.
  • These incidents underscore that despite its apparent simplicity, takeoff is a complex and critical phase highly susceptible to human misjudgment, inadequate monitoring, and delayed decision-making.
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(February 2012) Increasingly, flight is automatic. Navigation no longer requires an ounce of brains. Auto-pilots climb and descend, hold altitude, track waypoints and execute entire flight plans while idled crews ponder football scores. Autoland systems bring airplanes safely to earth, and even to the decks of aircraft carriers, in zero-zero weather. Only one phase of flight remains uninvaded by automation: the takeoff.

Too difficult? You wouldn’t think so. Certainly the basic act of taking off — throttles forward, hold centerline, rotate — could easily be automated. If there’s any complication, it’s in the element of judgment that arises — very seldom — when an engine fails, a tire blows, a deer strolls onto a darkened runway or some odd and inexplicable thing happens to befuddle and paralyze the pilot. It’s not that a computer could not deal with these eventualities as well as a human can — not always very well, to tell the truth — but rather that the possible vicissitudes of takeoff are so various, and the proper reactions to them so dependent on circumstances, that no program could foresee them all.

Peter Garrison

Peter Garrison taught himself to use a slide rule and tin snips, built an airplane in his backyard, and flew it to Japan. He began contributing to FLYING in 1968, and he continues to share his columns, ""Technicalities"" and ""Aftermath,"" with FLYING readers.

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