by Decree 1647 of 994, arranged decentralization airports by the Civil Aeronautics and set the parameters for this process forward. The aim was, therefore, to improve the technical capacity of Civil Aviation to carry out the functions of operation, control, service development and maintenance of the system of air traffic control, monitoring of air operations, technical control, moving territorial entities and public companies, private or mixed economic management and operation of airports. The Civil Aviation together with the consulting firm Booz Allen & Hamilton, the outline design of decentralization and concession contracts. As a result of the study, the COMP (Committee for Economic and Social Policy), Ministry of Finance instructed the Civil Aeronautics initiation of processes for delivery through concession contracts busiest airports in the country El Dorado International Airport in Bogota, Alfonso Bonilla Aragon International Airport in Cali, Ernesto Cortissoz International Airport in Barranquilla and finally Rafael Nuñez Airport in Cartagena. After the failed bidding process for the Cali airport, it was restarted with Rafael Nunez airport tender on November 14, 1995. Closed on February 26, 1996, with the award of a contract to the Society Caribbean Airports S.A. (SACSA), which had as its operating partner at Schiphol Airport in the Netherlands. The transfer from the airport to the private operator took effect on September 25, 1996, for a period of 15 years. The first two years were quite complicated, it was the first case of transfer from one airport to private hands. The flow of passengers and number of operations did not coincide with the projections, to the detriment of the economic balance of the contract and SACSA signature was on the verge of bankruptcy. There need to renegotiate the terms of the contract by the Civil Aeronautics to save the grant. In this process is compounded by the sudden death of the Concession Manager, Eric Okker and replacement of the operator partners. Schiphol withdrew from the project and assumed the role of operating partner, the Spanish company AENA, which during this period had also made the concession of the airport in Barranquilla Ernesto Cortissoz. SACSA Since then the company has handled the airport to make the investments necessary under the Master Plan for airport development, improving air and for the construction of seven bridges of collision, extension, and maintenance of the platform of the main runway and taxiways. Today, the Rafael Nunez International Airport is the fourth