From this case study it represents flexibility to build the airport. May be due to the slow work of government. In the first phase of the airport caused delays to work that reflects the Government's work more slowly than will do anything for a long period of time that must be used. Than to get permission from government, aviation industry has grown up to another level. However everything has change, nothing like the first plan because aviation industry was rapid growth and passengers increased. Heathrow Airport priority first is passengers.