The waterway Danube-Morava-Vardar-Aegean Sea is multifunctional project of high importance for the Republic of Serbia since the basin of the river Morava covers a significant part of the territory, including its largest cities, main corridors, population, agricultural land etc. Regulation of the river Morava and its tributaries by constructing the flood protection system, irrigation system, using their waters for water supply for surrounding cities and industries, exploitation of hydro energetic potential etc. would bring a lot of benefits to the development of whole Republic.