Airfield Lighting and Maintenance Flashcards
7 cards from real ACE practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Airfield Lighting and Maintenance flashcards as text
What is the standard color of taxiway centerline lights at a US airport?
Answer: Green
Taxiway centerline lights are green, helping pilots distinguish them from runway lights.
Which FAA advisory circular governs the design of airport lighting systems?
Answer: AC 150/5340-30
AC 150/5340-30 covers the design and installation of airport lighting systems.
A series circuit airport lighting system fails completely when one lamp burns out. What component prevents this?
Answer: Series isolation transformer
Series isolation transformers allow individual lamps to fail without breaking the entire series circuit.
What is the primary function of a Constant Current Regulator (CCR) in airfield lighting?
Answer: Maintain steady current through the series circuit
A CCR keeps the current constant in a series circuit regardless of the number of operating lamps.
Which lighting system marks the boundary between a runway and a displaced threshold?
Answer: Threshold lights (green)
Green threshold lights mark the beginning of the usable landing portion of a runway.
How often must airfield lighting circuits be inspected per FAA requirements under a standard Airport Certification Manual?
Answer: Daily
Daily inspections of airfield lighting are required under FAR Part 139 to ensure all systems are operational.
What does a flashing yellow light at a runway hold short position typically indicate to ground vehicle operators?
Answer: Stop and wait for ATC clearance before crossing
Flashing yellow runway guard lights warn vehicle operators to stop and obtain clearance before entering the runway.