* Airspace restrictions, or traffic below you preventing you to descend, are common ones operating into some airports.
* Others include bad planning: Sh!t in Sh@t out rings a bell regarding FMC route, eg magenta line to fly (extra track miles which will not be flown create a higher idle descend profile).
* to name a few
* ATC shortcuts
* terrain considerations
Last edited by Skyjob; 22nd Mar 2016 at 21:32.