Ground Ops

Chocks

Wedges placed in front of and behind aircraft wheels to prevent movement when parked.

Quick answer: Wedges placed in front of and behind aircraft wheels to prevent movement when parked.

This term page is part of the Protermify Aviation glossary and is published as static HTML for fast indexing and clear language coverage.

Languages

Quick answer

Wedges placed in front of and behind aircraft wheels to prevent movement when parked.

Why it matters

Chocks matters because it supports clear communication in Ground Ops 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 Chocks?

In this glossary, Chocks refers to: Wedges placed in front of and behind aircraft wheels to prevent movement when parked.

How is Chocks used in aviation?

In aviation communication, this term appears in contexts such as: "Chocks are in place and ground power is connected, parking complete."

Why does Chocks matter in aviation?

Chocks matters because it supports clear communication in Ground Ops 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 Chocks?

Chocks is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.

What category does Chocks belong to?

In this glossary, Chocks is grouped under Ground Ops. 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

Wedges placed in front of and behind aircraft wheels to prevent movement when parked.

Operational example

Chocks are in place and ground power is connected, parking complete.

Definition language

English reference definition

Source

ICAO Doc 9432, FAA PCG

Category

Ground Ops

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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