Remove AGL Remove Airline Remove Indicated Airspeed
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Pilot’s Guide to Airspace

Flight Training Central

The level of control goes from zero in some areas to considerable control around congested, big city, airports that serve considerable airline traffic. indicated airspeed, the speed limit for operations below 10,000′ MSL. indicated airspeed. It typically extends to 4,000′ AGL.

AGL 52
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Class C Airspace Explained

Pilot Institute

Key Takeaways Airports that fall under Class C designation handle general aviation and airline traffic. Class C airports’ speed limits require aircraft within 4 Nautical Miles (NM) of the primary airport and below 2500 feet to maintain an Indicated Airspeed (IAS) of 200 knots or less.