Aviation English
Fueling Deicing

Qu'est-ce que Surface critique ?

Surface critique 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 “Surface critique” Used in Practice?

Confirmez que toutes les surfaces critiques sont exemptes de contamination avant de demander l’autorisation de décollage en conditions hivernales.

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

Qu'est-ce que Surface critique ?

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.

Where can I learn this term for free?

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