Airport operationsQuestion 196 of 934

Taxiway centerline lead-off lights show which colors?

  1. Solid white
  2. Alternating red and white
  3. Solid blue
  4. Alternating green and yellow
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Correct answer: Alternating green and yellow

Lead-off lights alternate green and yellow. They warn that the pilot is in the runway environment or ILS critical area.

Source: Aeronautical Information Manual (FAA, Basic with Change 3, 9 July 2026), AIM 2-1-5 In-runway Lighting, page 126

Practice airport operations

Questions last reviewed: 18 October 2026