PPRuNe Forums - View Single Post - When did airway colour naming end?
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Old 6th Feb 2019, 09:38
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chevvron
 
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Originally Posted by kcockayne
Wasn't it 3000 feet ?
I don't know; the inclusion of ASRs on the IFR chart might indicate that the TA is very high or even that at the time of printing, ISA hadn't even been adopted.
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