Aviation English
Advanced ATC

Dレベル重整備点検とは?

Dレベル重整備点検 An extensive, scheduled maintenance inspection that involves major disassembly, overhaul, and comprehensive structural and systems checks, typically performed every 6–12 years to ensure long-term airworthiness (ICAO Doc 9760, FAA Part 43).

Source: ICAO Doc 9432, FAA PCG

How is “Dレベル重整備点検” Used in Practice?

Dレベル重整備点検では航空機を数週間運航から外し、機体の大規模オーバーホールを伴います。

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

Dレベル重整備点検とは?

An extensive, scheduled maintenance inspection that involves major disassembly, overhaul, and comprehensive structural and systems checks, typically performed every 6–12 years to ensure long-term airworthiness (ICAO Doc 9760, FAA Part 43).

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