Originally Posted by
perhaps
All,
thanks for your reply…
BleedingOn, I fully agree… it will be a decision of the day, taking all factors, of which SA is a big one (random or tracks,…) into consideration.
the question itself was a theoretical understanding of the rule itself.
but we are on the same page.
thanks !
I would descend below FL290. But once out of the NAT HLA nothing stops you getting a clearance to climb back to a sensible cruise altitude if you're facing a three hour trek to your diversion airfield.