Originally Posted by
Will Hung
I'm sure you're right, I was on junction 14 at the time, and it looked a close call as to whether it crossed. Now then, being a humble PPL, what's a DVR NPR ?
NPR = Noise Preferential Route. Basically it follows the SID, and is a corridor 3km wide. Aircraft are requested to follow the NPR, until 4000ft, where they can then be given a heading.
The Sri Lanka was on (actually off ) the 27LDVR NPR.