Aviation English
Fueling Deicing

Was ist Kritische Fläche?

Kritische Fläche Any aircraft part essential for lift or control, including wings, control surfaces, and stabilizers, which must be clear of frost, ice, or snow for safe flight.

Source: ICAO Doc 9432, FAA PCG

How is “Kritische Fläche” Used in Practice?

Bestätigen Sie, dass alle kritischen Flächen frei von Verunreinigungen sind, bevor Sie im Winter um Startfreigabe bitten.

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 Kritische Fläche?

Any aircraft part essential for lift or control, including wings, control surfaces, and stabilizers, which must be clear of frost, ice, or snow for safe flight.

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