The Government of Canada’s terminology and linguistic data bank.

adverse visibility conditions [1 record]

Record 1 2013-12-06


Subject field(s)
  • Meteorology
  • Aircraft Piloting and Navigation
  • Transportation

A fully instrumented runway permitting landings under the most adverse visibility conditions would be classed as 3 [all-weather runway].


  • Météorologie
  • Pilotage et navigation aérienne
  • Transports

Ces règles, établies en fonction des caractéristiques des aéronefs, diffèrent suivant qu'elles concernent soit le vol à vue, dit V.F.R. en symbole international, soit le vol par conditions de mauvaise visibilité, dit I.F.R.


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