What does air traffic control mean?

Air traffic control is also called flight control. It is a general term for the relevant departments to supervise, control and enforce the management of aircraft flying in the air according to the flight rules promulgated by the state. The main purpose is to maintain flight order and prevent aircraft from colliding with obstacles on the ground.

Controlled airspace is divided into tower control area, approach control area and area control area.

Tower control area generally includes landing route, instrument approach procedure route, space below the first waiting floor and airport maneuver area. Its specific scope is stipulated in the Rules for the Use of Airports.

The approach control area is the connecting part between the tower control area and the regional control area, and it is the space in the airport control area except the tower control area, and its specific scope is stipulated by the airport use rules.

Regional control zones refer to several high-altitude control zones above 7000m (inclusive) and several low-altitude control zones below 7000m (exclusive). The specific scope of each regional control zone shall be stipulated by the Civil Aviation Administration.

legal ground

People's Republic of China (PRC) civil aviation law

Article 73 Within a designated controlled airspace, the air traffic control unit shall be responsible for the air traffic control of aircraft within the airspace. Article 74 When a civil aircraft conducts flight activities in controlled airspace, it shall obtain the permission of the air traffic control unit. Article 75 A civil aircraft shall fly in accordance with the air route and flight altitude designated by the air traffic control unit; If it is really necessary to deviate from the designated route or change the flight altitude for some reason, it shall obtain the permission of the air traffic control unit. Article 79 Civil aircraft shall not fly over the city; However, except for one of the following circumstances:

(1) Necessary for take-off, landing or designated air route;

(2) The flight altitude is high enough to make the aircraft fly away from the city in case of emergency, and it will not endanger the safety of people and property on the ground;

(3) It has been approved according to the procedures prescribed by the state. Article 82 Air traffic control units shall provide air traffic services for civil aircraft in flight, including air traffic control services, flight information services and warning services;

Providing air traffic control services to prevent collisions between civil aircraft and obstacles, and to maintain and accelerate the orderly activities of air traffic;

Providing flight information services, aiming at providing information and suggestions that are helpful for safe and effective flight implementation;

The purpose of providing warning service is to inform relevant departments when civil aircraft need search and rescue, and to assist relevant departments in search and rescue as required.