Contents
What is metering at an airport?
Metering, in the ATC sense of the word, is controlling the release of aircraft from an airport, often for purposes of managing en-route or arrival congestion issues. The simplest metering requirement is a TRACON controller asking for a set time between aircraft departing for the same airport.
What are airport frequencies?
Most Common Aviation Frequencies and Allocations
| Frequency | Allocation |
|---|---|
| 122.0 MHz | En Route Flight Advisory Service (Flight Watch) |
| 122.2 MHz | Universal FSS |
| 122.700 MHz | Unicom (CTAF) |
| 122.75 MHz | Air-to-Air (GA fixed wing) |
What is Tracon aviation?
TRACONs are FAA facilities that house air traffic controllers who use radar displays and radios to guide aircraft approaching and departing airports generally within a 30- to 50-mile radius up to 10,000 feet, as well as aircraft that may be flying over that airspace.
What is an airport traffic management program?
A Ground Delay Program (GDP) is a traffic management procedure where aircraft are delayed at their departure airport in order to manage demand and capacity at their arrival airport. Flights are assigned departure times, which in turn regulates their arrival time at the impacted airport.
For what reason is an airport a metering airport?
Use of a metering controller and frequency at an airport is one strategy used to prevent congestion on ramps and taxiways. When ready for push back from the gate, pilots call metering.
What is the difference between TRACON and Artcc?
While ARTCCs manage traffic in the en route airspace, Terminal Radar Approach Control (TRACON) facilities manage the airspace surrounding busy airports. TRACON con- trollers today manage aircraft in complex environments, often with many crossing flows of arrival and departure traffic.
What causes a ground stop at an airport?
Ground stops are implemented when air traffic control is unable to safely accommodate additional aircraft in the system. They are most frequently used for: Severely reduced capacity situations such as: Weather below user arrival minima.
What is the difference between air traffic control and air traffic management?
Traffic Management versus Air Traffic Control They control traffic in and around airports and in the terminal and en route airspace in between. In contrast, traffic managers facilitate a “system approach” to managing traffic that considers the impact of individual actions on the whole.
What is a ground metering frequency?
The metering controller will typically either give them permission to push with a ground frequency to call when ready for taxi, or they will tell them to monitor a particular ground frequency for permission to push. They may even tell the pilots to stay on the gate and call back after a specified delay.
What are the radio frequencies used at airports?
At most small airports that don’t have control towers, the UNICOM frequency is used by the pilots use to talk to each other, usually 122.700, 122.800, 122.900, 123.000 or 123.050. Airports with control towers usually have an assigned Unicom channel of 122.950.
What is the frequency of an airport control tower?
If the airport has a control tower but the tower is closed for the night, the tower frequency usually becomes the CTAF. At nontowered airports, a unicom frequency is used. Typical unicom frequencies are 122.7, 122.72, 122.8, 122.97, 123.0. 123.05, and 123.07 MHz.
Where can I find the air traffic control frequencies?
If you do live near an airport, you can find out all the traffic control, weather, and Traffic Advisory frequencies by entering the airport at AirNav. At most small airports that don’t have control towers, the UNICOMfrequency is used by the pilots use to talk to each other, usually 122.700, 122.800, 122.900, 123.000 or 123.050.
What do you mean by high frequency aviation?
High Frequency (HF) Aviation Bands. High Frequencies were widely used for domestic aircraft voice communications years ago. Nearly all that traffic moved to Very High Frequencies long ago and domestic aircraft use of Medium Frequencies is now very rare.