This is a bicolor light that helps a pilot to keep the correct path when approaching airport runway. PAPI stands for Precision Approach Path Indicator. Unlike approach lights, there only two RTIL lights installed per one side of a runway.
Runway End Identification Lightįrequently named as Runway Threshold Identification Light (or RTIL), this is a white flashing light, unidirectional, that identifies beginning of a runway. You can see such system at huge air hubs like Dubai International Airport, Atlanta Airport, or Heathrow Airport. The most advanced approach lighting system has a more complicated structure and includes lights of few colors – white, yellow, and red. This type approach lights is usually installed at regional and domestic airports. The simplest approach has a cross form and usually consists of 17 approach lights. There are different type of runway approach. Their main function is to ‘show’ in what direction the runway is. Approach lights are located prior to the runway.
They are of white color, unidirectional, blinking or steady type of lights. Runway lighting explained Approach LightsĪpproach lights are the first lights that pilot will ‘reach’ during landing. Every type of lights has its own meaning and plays its own role. The lights on a runway are of different types which will be described later in this article. That’s why airport runway is additionally illuminated with runway lighting. However, at night marking are not visible for pilots. Runway has special markings identifying beginning and end of a runway, touchdown point, location of a runway, etc. ‘Runway lights’ meaningĪirport runway is the most important part of an airfield where aircraft does takeoff and landing. They should be clearly visible, the should work continuously in all operating conditions, and, of course, they should be ICAO compliant (compliant with international aviation regulations). The critical part of airport lighting system is runway lights. Airport lighting system helps pilots to do landing and takeoff safely at night, or in low visibility conditions. Runway Lights at Airport: Colors and Meaning ExplainedĮvery airport if it provides flight operations, has to be equipped with the lighting system.
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