Aviation English
Long Haul

Was ist Drift-Down-Verfahren?

Drift-Down-Verfahren A contingency descent profile followed after an engine failure at cruise altitude to achieve the aircraft’s new single-engine ceiling while maintaining obstacle clearance.

Source: ICAO Doc 9432, FAA PCG

How is “Drift-Down-Verfahren” Used in Practice?

Mayday, ein Triebwerk ausgefallen, beginne Drift-Down-Verfahren von Flugfläche 370, Hindernisfreiheit wird bis zur Drift-Down-Höhe gewährleistet.

Certification Exam Relevance

ICAO Level 4ICAO Level 5ICAO Level 6EASA FCL.055

Who Needs to Know This Term?

  • Pilots
  • Air Traffic Controllers
  • Cabin Crew

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Frequently Asked Questions

Was ist Drift-Down-Verfahren?

A contingency descent profile followed after an engine failure at cruise altitude to achieve the aircraft’s new single-engine ceiling while maintaining obstacle clearance.

Where can I learn this term for free?

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