Basic ATC

降下して維持せよ

An instruction to begin descent and level off at the specified altitude, maintaining it until further clearance is issued.

Quick answer: An instruction to begin descent and level off at the specified altitude, maintaining it until further clearance is issued.

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Quick answer

An instruction to begin descent and level off at the specified altitude, maintaining it until further clearance is issued.

Why it matters

降下して維持せよ matters because it supports clear communication in Basic ATC 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 降下して維持せよ?

In this glossary, 降下して維持せよ refers to: An instruction to begin descent and level off at the specified altitude, maintaining it until further clearance is issued.

How is 降下して維持せよ used in aviation?

In aviation communication, this term appears in contexts such as: "アメリカン317、11000フィートまで降下して維持せよ。"

Why does 降下して維持せよ matter in aviation?

降下して維持せよ matters because it supports clear communication in Basic ATC 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 降下して維持せよ?

降下して維持せよ is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.

What category does 降下して維持せよ belong to?

In this glossary, 降下して維持せよ is grouped under Basic ATC. 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

An instruction to begin descent and level off at the specified altitude, maintaining it until further clearance is issued.

Operational example

Descend and maintain one one thousand feet, American 317.

Localized term

降下して維持せよ

Localized example

アメリカン317、11000フィートまで降下して維持せよ。

Definition language

English reference definition

Source

ICAO Doc 9432, FAA PCG

Category

Basic ATC

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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