air clearance
91Winter Hill (air disaster) — Infobox Airliner accident name=Winter Hill air disaster Crash Image caption= Date=27 February 1958 Type=Controlled flight into terrain Site=Winter Hill, England Coordinates = Fatalities=35 Injuries= 7 Origin= Ronaldsway Airport Destination=… …
92Dominicana DC-9 air disaster — Dominicana de Aviación DC 9 Accident summary Date February 15, 1970 Type Mechanical failure Site …
93Type 93 Surface-to-air missile — Infobox Weapon name=Type 93 SAM caption= Type 93 SAM rockets on a Koukidousha origin= Japan type= Passive infrared homing missile is ranged= is explosive= is missile=yes is UK= service= 1993 Present used by= Japan wars= designer= Toshiba Heavy… …
94approach clearance — Authorization issued by air traffic control to the pilot of an aircraft for landing under instrument flight rules. The type of instrument approach procedure (IAP), along with other pertinent information, is provided in the approach clearance when …
95expect further clearance via — A term used by ATC (air traffic control) to inform a pilot of the routing he or she can expect if any part of the route beyond a short range clearance limit differs from that filed …
96off-route obstruction-clearance altitude — An off route altitude that provides obstruction clearance of a 2000 ft (600 m) buffer in designated mountainous areas and a 1000 ft (300 m) buffer in nonmountainous terrain. It may not be possible at this altitude to receive signals from ground… …
97overhead clearance — prošvaisa statusas T sritis Gynyba apibrėžtis Vertikalus atstumas tarp kelio paviršiaus ir kliūties virš kelio. atitikmenys: angl. overhead clearance pranc. hauteur libre; tirant d’air …
98tirant d’air — prošvaisa statusas T sritis Gynyba apibrėžtis Vertikalus atstumas tarp kelio paviršiaus ir kliūties virš kelio. atitikmenys: angl. overhead clearance pranc. hauteur libre; tirant d’air …
99delay indefinite (reasons if known) expect further clearance — An expression used by ATC (air traffic control) to inform a pilot when an accurate estimate of the delay time and the reason for the delay cannot immediately be determined (e.g., a disabled aircraft on the runway, terminal or center area… …
100obstacle clearance — In air operations, the vertical distance between the lowest and the authorized height of operation …
