Flight Planning

surface de dégagement d’obstacles

Imaginary inclined plane established to ensure minimum safe vertical separation between aircraft flight paths and obstacles.

Quick answer: Imaginary inclined plane established to ensure minimum safe vertical separation between aircraft flight paths and obstacles.

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Quick answer

Imaginary inclined plane established to ensure minimum safe vertical separation between aircraft flight paths and obstacles.

Why it matters

surface de dégagement d’obstacles matters because it supports clear communication in Flight Planning contexts for Pilots, Air Traffic Controllers, and Cabin Crew. It also connects to aviation training and exam language such as ICAO Level 4, ICAO Level 5, ICAO Level 6, and EASA FCL.055.

Editorial context

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Questions and answers

Questions and answers

What is surface de dégagement d’obstacles?

In this glossary, surface de dégagement d’obstacles refers to: Imaginary inclined plane established to ensure minimum safe vertical separation between aircraft flight paths and obstacles.

How is surface de dégagement d’obstacles used in aviation?

In aviation communication, this term appears in contexts such as: "Tour à Vol 210 : votre trajectoire de départ croise la surface de dégagement d’obstacles, suivez strictement le profil SID."

Why does surface de dégagement d’obstacles matter in aviation?

surface de dégagement d’obstacles matters because it supports clear communication in Flight Planning contexts for Pilots, Air Traffic Controllers, and Cabin Crew. It also connects to aviation training and exam language such as ICAO Level 4, ICAO Level 5, ICAO Level 6, and EASA FCL.055.

Who uses surface de dégagement d’obstacles?

surface de dégagement d’obstacles is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.

What category does surface de dégagement d’obstacles belong to?

In this glossary, surface de dégagement d’obstacles is grouped under Flight Planning. Related pages in this category explain adjacent procedures, commands and operational concepts.

Where does this definition come from?

This definition is sourced from ICAO Doc 9432, FAA PCG and published by Protermify Aviation as a static aviation reference page.

Definition

Imaginary inclined plane established to ensure minimum safe vertical separation between aircraft flight paths and obstacles.

Operational example

Tower to Flight 210: your departure track intersects the obstacle-clearance surface, maintain SID profile strictly.

Localized term

surface de dégagement d’obstacles

Localized example

Tour à Vol 210 : votre trajectoire de départ croise la surface de dégagement d’obstacles, suivez strictement le profil SID.

Definition language

English reference definition

Source

ICAO Doc 9432, FAA PCG

Category

Flight Planning

Exam relevance

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

Target audience

  • Pilots
  • Air Traffic Controllers
  • Cabin Crew

Related terms

Use the related links below to continue through connected aviation terminology.

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