What is the primary purpose of a surface movement radar (SMR) on the airfield?

What is the primary purpose of a surface movement radar (SMR) on the airfield?

• A. To detect and track aircraft and vehicles on movement areas for safe ground control and to prevent incursions
• B. To forecast weather along the runway
• C. To manage fuel distribution
• D. To communicate with the control tower

Answer: (A)

The primary purpose of a surface movement radar is to provide real-time visibility of everything moving on the airfield’s movement areas—aircraft and ground vehicles on runways and taxiways. This gives air traffic control a precise picture of positions, directions, and speeds, enabling safe ground control, efficient routing, and the prevention of incursions onto active runways and taxiways. Weather forecasting, fuel distribution, and direct tower communications are handled by other systems: weather radar and meteorological sensors for weather, separate ground services for fuel, and radio/voice communications for tower contact.

The primary purpose of a surface movement radar is to provide real-time visibility of everything moving on the airfield’s movement areas—aircraft and ground vehicles on runways and taxiways. This gives air traffic control a precise picture of positions, directions, and speeds, enabling safe ground control, efficient routing, and the prevention of incursions onto active runways and taxiways.

Weather forecasting, fuel distribution, and direct tower communications are handled by other systems: weather radar and meteorological sensors for weather, separate ground services for fuel, and radio/voice communications for tower contact.