Originally Posted by
KARFA
thats not correct. The northwest runway gives significantly more additional capacity than the end on end proposal. I suggest you read the airports commission report. As I noted, all on the commission came down in favour of the HAL option.
The huge advantage of the Heathrow Hub runway proposal is of course that, at 7 km long, it would enough for a Skylon spaceplane to take-off from ... could operate at night when there is a curfew on normal aeroplanes.