Originally Posted by
Cyba
Does this mean that they started the take off run from the middle of the runway instead of starting from the far end?
Yes, Bravo intersection is in the middle of the runway. The report states the takeoff run available from Bravo was 1220m. From Alpha it would have been 1915m.
There are turning pads at the end of either runway but I've no idea if they are large enough for a 777.