*1 Engineer GREGORIO MARÍN URIBE: Civil Engineer - Colombian School of Engineering. Specialist in Hydraulic Resources and Environment.
*2 Engineer HÉCTOR ALFONSO RODRÍGUEZ DÍAZ: Civil Engineer - Colombian School of Engineering. Hydrological Engineer of the Cedex of Madrid. He carried out Doctorate degree of in the ETSCCP of Madrid. He was Technical Manager of the Fluvial Studies Unit of the Ministry of Transport and Director of the Cormagdalena Ship ‘Browser’. It is Pre-grade professor and post-grade in the Colombian School of Engineering, linked to the Center of Hydraulic Studies.