With regard to effective flow arrangements,these requirements are aimed at ensuring the improvement of terminal traffic-handling arrangements from the standpoint of customs,immigration and public health,as well as of the general comfort of the passenger.Flow arrangements refer,basically,to the smooth,rapid,uninterrupted flow of traffic,regardless of whether that traffic is disembarking,embarking,or in direct transit.The idea is to ensure speedy loading and unloading of passengers,in order to reduce ground time of aircraft to a minimum and reduce congestion.Effective airport flow arrangements are of particular focus in Annex9