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inner approach surface
- Definição1
- A rectangular portion of the approach surface immediately preceding the threshold.
- Fonte1
- INTERNATIONAL CIVIL AVIATION ORGANIZATION. Annex 14 to the Convention on International Civil Aviation: aerodromes: volume 1: aerodrome design and operation. 8th ed. Montreal, 2018. (Annex 14).
- Fonte2
- INTERNATIONAL CIVIL AVIATION ORGANIZATION. Operation of new larger aeroplanes at existing aerodromes. Montreal, 2004. (Cir. 305 AN/177).
- Contexto
- The inner approach surface, inner transitional surface and balked landing surface define a volume of 4.130 airspace in the immediate vicinity of a precision approach runway that is known as the obstacle free zone (OFZ). This zone shall be kept free from fixed objects other than lightweight and frangibly mounted aids to air navigation and from transient objects such as aircraft and vehicles when the runway is being used for Cat II or Cat III ILS approaches.
- Subárea
- Piloting
- Related Term
- approach surface
- Français
- surface intérieure d’approche