FlightInformationRegion
urn:aero:airm:1.0.0:ConceptualModel:Subjects:AirspaceInfrastructure:Airspace:FlightInformationRegion
An airspace of defined dimensions within which flight information service and alerting service are provided.
Source:
ICAO Annex 1,ICAO Annex 11,ICAO Annex 2,ICAO Annex 3,ICAO Annex 4,
Abbreviations:
FIR
Related:
contains ControlledAirspace