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  2. Runway end identifier light - Wikipedia

    en.wikipedia.org/wiki/Runway_end_identifier_light

    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 ...

  3. 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.

  4. 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.

  5. Airfield traffic pattern - Wikipedia

    en.wikipedia.org/wiki/Airfield_traffic_pattern

    (2) requires helicopters to avoid the flow of fixed wing aircraft. [2] Because the active runway is chosen to meet the wind at the nearest angle (with take-offs and landings upwind), the pattern orientation also depends on wind direction. Patterns are typically rectangular in basic shape, and include the runway along one long side of the rectangle.

  6. Runway visual range - Wikipedia

    en.wikipedia.org/wiki/Runway_visual_range

    A pilot's view of Lisbon Airport's runway 21 in fog; runway visual range is about 200 m (660 ft). In aviation, the runway visual range (RVR) is the distance over which a pilot of an aircraft on the centreline of the runway can see the runway surface markings delineating the runway or the lights delineating the runway or identifying its centre line.

  7. Runway status lights - Wikipedia

    en.wikipedia.org/wiki/Runway_status_lights

    Runway Status Lights (RWSL) are a visual alerting system installed in some airport taxiways and runways for the purpose of collision-avoidance. When illuminated, red high-intensity LEDs indicate the presence of another vehicle either departing, occupying, or landing on an active runway .

  8. Airport terminal - Wikipedia

    en.wikipedia.org/wiki/Airport_terminal

    Guangzhou Baiyun International Airport Terminal 1-2 complex China: Guangzhou: 1,561,000 m 2 (16,800,000 sq ft) [32] Istanbul Airport Turkey: Istanbul: 1,440,000 m 2 (15,500,000 sq ft) World's largest airport terminal under one single roof [33] Beijing Capital International Airport Terminal 3 China: Beijing: 986,000 m 2 (10,610,000 sq ft)

  9. Runway - Wikipedia

    en.wikipedia.org/wiki/Runway

    Runway 13R at Palm Springs International Airport An MD-11 at one end of a runway. In aviation, a runway is an elongated, rectangular surface designed for the landing and takeoff of an aircraft. [1] Runways may be a human-made surface (often asphalt, concrete, or a mixture of both) or a natural surface (grass, dirt, gravel, ice, sand or salt).