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ПЕРЕЧЕНЬ ВОПРОСОВ (гр.А).doc
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23. A) Is it necessary for air traffic controllers to possess a medical certificate?

Medical certification is obligatory for all air traffic controllers notwithstanding whether they are operating or on other duties. They have to undergo it every three years.

They should be examined as often as possible to avoid different problems that could influence their performance. Medical examination is usually provided by air navigation services providers and air traffic controllers don’t have to pay for it.

  • The evaluation of medical fitness must be based on a medical examination conducted in accordance with the highest standards of medical practice.

  • Individual air traffic controllers ought to consult their Aeromedical Examiners for advice regarding the likely impact of illness or medication on their fitness to provide air control services.

  • Air traffic controllers who are under forty don’t have to renew their medical certificate annually but once every two years.

An application for a medical Assessment issues in accordance with the procedure shall undergo a medical examination based on the following requirements: physical and mental state, visual and colour perception, and hearing.

b) What weather conditions affect the work of an ATCO?

Weather is a major factor in traffic capacity. Rain or ice and snow on the runway cause landing aircraft to take longer to slow and exit, thus reducing the safe arrival rate and requiring more space between landing aircraft. Fog also requires a decrease in the landing rate. These, in turn, increase airborne delay for holding aircraft.

In Area Control Centers, a major weather problem is thunderstorms, which present a variety of hazards to aircraft. Aircraft will deviate around storms, reducing the capacity of the en-route system by requiring more space per aircraft, or causing congestion as many aircraft try to move through a single hole in a line of thunderstorms. Occasionally weather considerations cause delays to aircraft prior to their departure as routes are closed by thunderstorms.

24. A) How does lightning strike affect an aircraft?

A flash of lightning is a very dangerous phenomenon for any aircraft in the air. When an aircraft encounters front thunderstorm, it would better avoid it, otherwise the consequences can be unpredictable. In this case very strong electrical current appears in the electric circuit (both primary and secondary). It also can cause total electrical failure, after that an aircraft becomes uncontrollable and as a result there might be a crash.

b) What problems does an ATC face in Ukraine?

Speaking about the problems that Ukraine faces ATC, the following should be mentioned:

  • a level of aviation safety and security;

  • advanced and sophisticated technologies used in ATC worldwide and in Ukraine in particular;

  • promotion and up-holding a high standard of knowledge and professional efficiency among air traffic controllers, and assisting and advice in the development of safe and orderly systems of Air Traffic Control;

  • existing airway structure and dynamics of air traffic intensity;

  • applied procedures, approaches and methods in ATC; etc