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WHEN ABLE [1 record]

Record 1 2012-10-19

English

Subject field(s)
  • Air Traffic Control
  • Radiotelephony
  • Special-Language Phraseology
DEF

When used in conjunction with ATC [air traffic control] instructions, [an expression that] gives the pilot the latitude to delay compliance until a condition or event has been reconciled.

OBS

Unlike "at pilot’s discretion," when instructions are prefaced "when able," the pilot is expected to seek the first opportunity to comply. Once a maneuver has been initiated, the pilot is expected to continue until the specifications of the instructions have been met.

OBS

"When able" should not be used when expeditious compliance is required.

OBS

When able...: expression and definition standardized by the Glossary for Pilots and Air Traffic Services Personnel Committee.

French

Domaine(s)
  • Circulation et trafic aériens
  • Radiotéléphonie
  • Phraséologie des langues de spécialité
DEF

Lorsqu’elle est utilisée en conjonction avec des instructions de l’ATC [contrôle de la circulation aérienne], expression qui signifie que le pilote peut retarder l’exécution jusqu’à ce qu’une situation ou un événement le permette.

OBS

Contrairement à l’expression «at pilot’s discretion», l’expression «when able» signifie que le pilote devrait se conformer aux instructions le plus tôt possible. Une fois la manœuvre amorcée, le pilote devrait la mener à bien et respecter toutes les instructions qui lui ont été données.

OBS

L’expression «When able» ne devrait pas être utilisée lorsque les instructions qui l’accompagnent doivent être mises à exécution immédiatement.

Spanish

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