Runway end identifier lights (REIL [1]) (ICAO identifies these as Runway Threshold Identification Lights) are installed at many airports to provide rapid and positive identification of the approach end of a particular runway. The system consists of a pair of synchronized flashing lights located laterally on each side of the runway threshold. REILs may be either omnidirectional or unidirectional facing the approach area. [2] They are effective for: [2]
The International Civil Aviation Organization (ICAO) recommends that: [3]
Runway end identifier lights (REIL [1]) (ICAO identifies these as Runway Threshold Identification Lights) are installed at many airports to provide rapid and positive identification of the approach end of a particular runway. The system consists of a pair of synchronized flashing lights located laterally on each side of the runway threshold. REILs may be either omnidirectional or unidirectional facing the approach area. [2] They are effective for: [2]
The International Civil Aviation Organization (ICAO) recommends that: [3]