The official report from the Spanish authorities explains that the controller instructed the Pan Am aircraft to use the third taxiway because this was the earliest exit that they could take to reach the unobstructed section of the parallel taxiway.
O informe oficial das autoridades españolas explica que os controladores instruíron ao avión da Pan Am para que usase a terceira saída debido a que era a primeira que podía tomar para chegar á zona non obstruída da pista de rodadura paralela.