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  2. Taxiway - Wikipedia

    en.wikipedia.org/wiki/Taxiway

    Stop Bar Lights: A row of red, unidirectional, steady-burning in-pavement lights installed across the entire taxiway at the runway holding position, and elevated steady-burning red lights on each side used in low visibility conditions (below 1,200 ft RVR). A controlled stop bar is operated in conjunction with the taxiway centerline lead-on ...

  3. Signal square - Wikipedia

    en.wikipedia.org/wiki/Signal_square

    The same documents include the H sign indicating a landing area for helicopters, commonly used on a helipad (but not a circle around the letter H), to be displayed in the Signals Area. [ 5 ] [ 4 ] According to the UK Civil Aviation Authority , these visual aids can be used at aerodromes with a significant amount of general aviation movements.

  4. Runway - Wikipedia

    en.wikipedia.org/wiki/Runway

    Touchdown zone lights (TDZL [17]) – rows of white light bars (with three in each row) at 30 or 60 m (98 or 197 ft) intervals on either side of the centerline for 900 m (3,000 ft). [31] Taxiway centerline lead-off lights – installed along lead-off markings, alternate green and yellow lights embedded into the runway pavement. It starts with ...

  5. Precision approach path indicator - Wikipedia

    en.wikipedia.org/wiki/Precision_Approach_Path...

    A precision approach path indicator (PAPI) is a system of lights on the side of an airport runway threshold that provides visual descent guidance information during final approach. It is generally located on the left-hand side of the runway approximately 300 metres (980 ft) beyond the landing threshold of the runway.

  6. Aviation light signals - Wikipedia

    en.wikipedia.org/wiki/Aviation_light_signals

    Air traffic control signal light gun in use at base flight tower. In the case of a radio failure or aircraft not equipped with a radio, or in the case of a deaf pilot, air traffic control may use a signal lamp (called a "signal light gun" or "light gun" by the FAA [1] [2]) to direct the aircraft.

  7. Southwest Airlines pilots confused by wrong airport's lights

    www.aol.com/news/2014-01-18-ntsb-pilots-confused...

    But as they were approaching to land at night last Sunday, they first saw the airport beacon and bright runway lights of Graham Clark Downtown Airport, located in Hollister, Mo., and mistakenly ...

  8. Visual approach slope indicator - Wikipedia

    en.wikipedia.org/wiki/Visual_approach_slope...

    The visual approach slope indicator (VASI) is a system of lights on the side of an airport runway threshold that provides visual descent guidance information during final approach. These lights may be visible from up to 8 kilometres (5.0 mi) during the day and up to 32 kilometres (20 mi) or more at night.

  9. Runway end identifier lights - Wikipedia

    en.wikipedia.org/wiki/Runway_End_Identifier_Lights

    Runway end identifier lights REIL installed near the runway 19 threshold at Teterboro Airport as seen from an approaching aircraft. 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 ...

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