Originally Posted by
Prophead
Exactly, that does not work the other way around.
We'll never know, because approval for two new runways is the one scenario that's not going to happen.
But it's clear from what Heathrow have said in the past that they would be unlikely to go ahead with R3 in the knowledge that Gatwick was also expanding.
Fortunately for both parties, that's not a decision they will be faced with, so speculation is pretty academic.