| air traffic advisory service |
A service provided within advisory airspace to ensure separation, in so far as practical, between aircraft which are operating on IFR flight plans |
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| air traffic advisory service |
A service provided within advisory airspace to ensure separation, in so far as practical, between aircraft which are operating on IFR flight plans. |
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| air traffic clearance |
An authorization issued by an ATC unit for an aircraft to proceed within controlled airspace in accordance with the conditions specified by that unit |
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| air traffic control clearance |
An authorization issued by an ATC unit for an aircraft to proceed within controlled airspace in accordance with the conditions specified by that unit |
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| air traffic control clearance |
Authorization for an aircraft to proceed under conditions specified by an air traffic control unit. Note 1.— For convenience, the term 'air traffic control clearance' is frequently abbreviated to 'clearance' when used in appropriate contexts. Note 2.— The abbreviated term 'clearance' may be prefixed by the words 'taxi', 'take-off', 'departure', 'en route', 'approach' or 'landing' to indicate the particular portion of flight to which the air traffic control clearance relates. |
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| air traffic control instruction |
A directive issued by an ATC unit for ATC purposes |
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| air traffic control instruction |
Directives issued by air traffic control for the purpose of requiring a pilot to take a specific action. |
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| air traffic control operations support specialist |
An employee assigned to perform non-control functions in an ATC unit |
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| air traffic control service |
A service provided for the purposes of (a) preventing collisions between (i) aircraft; (ii) aircraft and obstacles; and (iii) aircraft and vehicles on the manoeuvring area; and (b) expediting and maintaining an orderly flow of air traffic |
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| air traffic control service |
A service provided for the purpose of: 1. preventing collisions: 1)between aircraft, and 2)on the manoeuvring area between aircraft and obstructions; and 2. expediting and maintaining an orderly flow of air traffic. |
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| air traffic control specialist |
A person holding a valid licence to control air traffic |
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| air traffic control unit |
As the circumstances require, this may be (a) an area control centre (ACC) established to provide ATC service to aircraft; or (b) an airport control tower unit established to provide ATC service to airport traffic |
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| air traffic control unit |
A generic term meaning variously, area control centre, approach control unit or aerodrome control tower. |
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| air traffic controller |
A person holding a valid licence to control air traffic |
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| air traffic flow management |
A service established with the objective of contributing to a safe, orderly and expeditious flow of air traffic by ensuring that ATC capacity is utilized to the maximum extent possible and that the traffic volume is compatible with the capacities declared by the appropriate ATS authority |
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| air traffic flow management |
A service established with the objective of contributing to a safe, orderly and expeditious flow of air traffic by ensuring that ATC capacity is utilized to the maximum extent possible, and that the traffic volume is compatible with the capacities declared by the appropriate ATS authority. |
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| air traffic management |
A management concept aimed at ensuring full utilization of ATC systems, according to the possibilities offered by future air navigation systems, as they evolve, from both a national and an international perspective |
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| air traffic management |
The aggregation of the airborne functions and ground-based functions (air traffic services, airspace management and air traffic flow management) required to ensure the safe and efficient movement of aircraft during all phases of operations. |
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| air traffic service |
A service that includes ATC service, flight services and alerting service |
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| air traffic service |
A generic term meaning variously, flight information service, alerting service, air traffic advisory service, air traffic control service (area control service, approach control service or aerodrome control service) |
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