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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. 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.

  4. UAS groups of the United States military - Wikipedia

    en.wikipedia.org/wiki/UAS_groups_of_the_United...

    Class I: For small units. Role to be filled by all new UAV with some similarity to Micro Air Vehicle. Class II: For companies (cancelled). [15] Class III: For battalions (cancelled). [15] Class IV: For brigades. Role to be filled by the RQ-8A/B / MQ-8B Fire Scout.

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

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

    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] Aircraft operating in these airspace areas are subject to certain operating rules and equipment requirements. [1] Class C airspace protects the approach ...

  6. NATO STANAG 4671 - Wikipedia

    en.wikipedia.org/wiki/NATO_STANAG_4671

    Page 1 of edition 1 states: [1]: 5 If a National Certifying Authority states that a UAV System airworthiness is compliant with STANAG 4671 (and any appropriate national reservations), then, from an airworthiness perspective, that UAV System should have streamlined approval to fly in the airspace of other NATO countries, if those countries have ...

  7. 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 ...

  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. Special flight rules area - Wikipedia

    en.wikipedia.org/wiki/Special_Flight_Rules_Area

    [1] In order to fly within the DC SFRA, pilots of general aviation aircraft are required to file a special flight rules flight plan, obtain a discrete transponder code, and remain in contact with air traffic control at all times. [2] Special training is required in order to fly within 60 nm of the Washington DC VOR. [3]