One of the Licensing conditions is that the airport facilities and systems are appropriate to the types of operations taking place in the airport. Otherwise, suspension of license might take place. (a) Describe the requirements for aircraft refuelling facilities. (6 marks) (b) Distribution from storage to aircraft is either by tanker or pipeline/ hydrant, each with advantages and disadvantages. Analyse 6 advantages and 4 disadvantages of the hydrant system. (10 marks) (c) Non-functionality of airport facilities and systems could lead to ground handling accidents and incidents. Describe the cost implication of ground handling accidents and incidents. (5 marks) (d) Airport lighting system is crucial to provide visual navigation aids at airports especially under low visibility condition. In addition, runway, taxiway and apron markings provide supplementary information and situational awareness to pilots and other airfield users under conditions of good visibility. Describe 4 types of markings that should be made available on the runway, taxiway or apron. (4 marks)