Three Thousand Airport Trucks Are About to Start Broadcasting

The Department of Transportation and the FAA have announced $1.1 billion in airport funding, distributed as 280 grants to airports across 46 states and three territories under the Airport Improvement Program. The headline items are the usual concrete and steel: $30.7 million for runway reconstruction at Hartsfield-Jackson Atlanta, $18.9 million for a terminal expansion at Shreveport Regional in Louisiana, $11.5 million for a new contract control tower at Mankato Regional in Minnesota, and $43 million spread across twelve airports for noise mitigation work in surrounding neighbourhoods.

The line that matters most is the smallest one. Just $10.9 million of the total goes to equipping 3,000 airport ground vehicles at 61 airports with Vehicle Movement Area Transmitters. A VMAT is a modest piece of hardware that puts a service truck, a snow plough or a fuel bowser on the same surface display a controller uses to track aircraft. Without one, a vehicle on a taxiway is visible to the tower only if someone is looking out of the window at it, which at night, in fog or in heavy snow is not a reliable assumption.

Runway incursions are the reason this exists. The FAA’s own framing of the award is about surface situational awareness, and ground vehicles are a recurring participant in the incursion statistics alongside aircraft that turn onto the wrong taxiway. The last few years have produced enough near-misses on American airport surfaces to make the topic politically durable, and surface detection has been one of the few aviation safety investments that has kept moving regardless of who is running the department.

Passengers will never see any of this, which is rather the point. The visible effects show up as absences: fewer go-arounds caused by a runway that was not clear, fewer taxi holds while a tower works out where a truck went, fewer of the events that never become news. At $3,600 per vehicle, it is also among the cheapest items in the package, which says something about where the ratio of safety benefit to dollars spent actually sits in airport infrastructure.

Sources: Federal Aviation Administration, Airport Industry-News