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Flight Information Regions for Italy. In aviation, a flight information region (FIR) is a specified region of airspace in which a flight information service and an alerting service (ALRS) are provided. [1] The International Civil Aviation Organization (ICAO) delegates which country is responsible for the operational control of a given FIR. FIRs ...
In aviation, an upper information region (UIR) is a flight information region in upper airspace. See also. Area control center ; Airway (aviation) Air corridor;
(The Upper Flight Information Region (UIR) boundary begins at FL245 (24,500 ft; 7,450 m) .) Some airways and CTAs may have sections of Class C. Class D: The CTRs and CTAs around the busier airports such as Stansted, Gatwick, Glasgow, Birmingham, Jersey, Manchester and Heathrow. A few airways in less busy areas are class D, allowing mid-level ...
The flight information region controlled by a center may be further administratively subdivided into areas comprising two to nine sectors. Each area is staffed by a set of controllers trained on all the sectors in that area. Sectors use distinct radio frequencies for communication with aircraft.
In aviation, a terminal control area (TMA, or TCA in the U.S. and Canada), [1] [2] [3] is a designated area of controlled airspace surrounding a major airport where there is a high volume of traffic.
Map of special use airspace R2508 in the Mojave Desert, a Restricted Airspace.. Special use airspace (SUA) is a type of special airspaces in the United States designated for operations of a nature such that limitations may be imposed on aircraft not participating in those operations.