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Thread: use of the phrase "heavy" in call sign/ICAO
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Old 26th Oct 2010, 08:27
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Spitoon
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ICAO Doc 4444...

4.9.2 Indication of heavy wake turbulence categor
For aircraft in the heavy wake turbulence category the word “Heavy” shall be included immediately after the aircraft call sign in the initial radiotelephony contact between such aircraft and ATS units.
 
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