"They've got a run of asphalt that's coming out of the surface and, also, I did notice at least one pothole in the mainwheel track of the road as well, which is surprising for a motorway surface, " Mr Bullock said.
The co-pilot contacted the airline's chief pilot by radio and it was agreed that the crew would use a "left-wing-down" technique ensuring the left main wheels touched down on the runway first, with the remaining right mainwheel then being lowered onto the runway as gently as possible.