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  2. Airspace class (United States) - Wikipedia

    en.wikipedia.org/wiki/Airspace_class_(United_States)

    The United States airspace system's classification scheme is intended to maximize pilot flexibility within acceptable levels of risk appropriate to the type of operation and traffic density within that class of airspace – in particular to provide separation and active control in areas of dense or high-speed flight operations.

  3. Airspace class - Wikipedia

    en.wikipedia.org/wiki/Airspace_class

    All operations in US Class A airspace must be conducted under IFR. SVFR flight in Class A airspace is prohibited. Class B airspace is used to control the flow of traffic around major airports. The airspace is charted on a VFR sectional chart with a series of blue lines. Within these blue lines, the floor and the ceiling of the Class B airspace ...

  4. National Airspace System - Wikipedia

    en.wikipedia.org/wiki/National_Airspace_System

    Pilots must also receive clearance to enter the Class B airspace but Visual Flight Rules may be used, unlike in Class A airspace. Class B airspace corresponds to the area formerly known as a Terminal Control Area or TCA. [6] Class C airspace reaches from the surface to 4,000 ft. AGL above the airport which it surrounds.

  5. Airspace - Wikipedia

    en.wikipedia.org/wiki/Airspace

    Controlled airspace is a generic term that covers the different classifications of airspace and defined dimensions within which air traffic control (ATC) service is provided in accordance with the airspace classification. Controlled airspace consists of: [14] Class A; Class B; Class C; Class D; Class E; Airspace classes in the United States

  6. List of Class C airports in the United States - Wikipedia

    en.wikipedia.org/wiki/List_of_Class_C_airports...

    Class C is a class of airspace in the United States which follows International Civil Aviation Organization (ICAO) air space designation. Class C airspace areas are designed to improve aviation safety by reducing the risk of mid-air collisions in the terminal area and enhance the management of air traffic operations therein. [1]

  7. Key US Air Force base closes airspace amid drone sightings - AOL

    www.aol.com/news/key-us-air-force-closes...

    Drone activity caused officials to close airspace over one of the United States’ most critical Air Force bases for almost four hours late Friday and early Saturday, according to a base ...

  8. List of Class B airports in the United States - Wikipedia

    en.wikipedia.org/wiki/List_of_Class_B_airports...

    The airspace around the busiest US airports is classified as ICAO Class B, and the primary airport (one or more) for which this airspace is designated is called Class B airport. As of January 2023, there are 37 Class B airports in the United States. [2] [3] Despite common misconception, Nellis Air Force Base and Dallas Love Field Airport are ...

  9. Drones are buzzing around US military bases, even ... - AOL

    www.aol.com/drones-buzzing-around-us-military...

    A US base briefly closed its airspace heading into the weekend due to heavy nearby drone activity. It's the latest military installation to report drone sightings nearby.