Aviation English
Flight Planning

What is take‑off safety speed?

take‑off safety speed Target airspeed reached after V2 during take‑off, providing sufficient climb gradient with one engine inoperative.

Source: ICAO Doc 9432, FAA PCG

How is “take‑off safety speed” Used in Practice?

Pilot: Reaching take‑off safety speed now, gear up and positive rate, one engine failure performance confirmed.

Certification Exam Relevance

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

Who Needs to Know This Term?

  • Pilots
  • Air Traffic Controllers
  • Cabin Crew

Related Aviation English Terms

reference landing speedstopway lengthMaximum Brake-Energy SpeedCritical surface

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Frequently Asked Questions

What is take‑off safety speed?

Target airspeed reached after V2 during take‑off, providing sufficient climb gradient with one engine inoperative.

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