| 11. | The FAA is ultimately responsible for air traffic control at airport towers.
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| 12. | Trade unions are protesting plans to reorganize air traffic control services.
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| 13. | The 1960s blue air traffic control tower was demolished in 2001.
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| 14. | Zaitsev said the government should consider modernizing the air traffic control system soon.
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| 15. | PAPI is normally operated by air traffic control ( ATC ).
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| 16. | The accident investigation found that Air Traffic Control was to blame.
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| 17. | French peacekeepers had managed the air traffic control and airport property since 1992.
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| 18. | This theory foreshadowed modern versions of the air traffic control system.
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| 19. | Britain's partly privatized air traffic control system has experienced frequent problems.
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| 20. | ARTS is still in use at many air traffic control facilities.
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