Air traffic control

Air traffic control

An in-airport service that facilitates the safe and orderly movement of aircrafts within and between airports, achieved by interpreting data from radar and weather devices, and by maintaining contact with pilots.

Industry: Aviation

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Air traffic control

Prevailing visibility

Aviation; Air traffic control

The maximum visibility value common to sectors comprising one half or more of the horizon circle.

Quick-donning mask

Aviation; Air traffic control

An oxygen mask that can be secured on the face of the wearer with one hand within 5 s and that provides an immediate supply of oxygen.

Prohibited area

Aviation; Air traffic control

ICAO: An airspace of defined dimensions, above the land areas or territorial waters of a State, within which the flight of aircraft is prohibited.

See and avoid

Aviation; Air traffic control

An expression relating to a concept whereby pilots of aircraft flying in visual meteorological conditions (VMC), regardless of the type of flight plan (FP), are responsible for observing the presence ...

Primary means of communication

Aviation; Air traffic control

The means of communication that must normally be adopted by aircraft and ground stations as a first choice where alternative means of communication exist.

Touchdown zone (TDZ)

Aviation; Air traffic control

The first 3000 ft of the runway or the first third of the runway, whichever is less, measured from the threshold in the direction of landing.

Taxi via

Aviation; Air traffic control

Canada : An expression used in radiocommunications to instruct a pilot to taxi to a point situated 200 ft from the edge of the runway and to stop there. Note: Used in conjunction with one or several ...