Originally Posted by
gumpfs
We actually can taxi single engine in the 777, but it's almost never done. For the most part, we're too heavy to taxi single engine (the thrust needed to move the airplane on one engine causes dangerous jetblast). And of course the reasons you cited for distractions and runway incursion potential apply as well.
Sorry, but I don't understand. If a 777 is designed to be able to safely complete a takeoff on one engine, how can in not be able to taxi on one engine? Does the force needed to move it 10 mph on the ground create that much jetblast?