Water objects for protection against the harmful effects of external and internal waters and erosion and torrents are listed in the provisions of Art. 15.-17. of the Water Act.
Renovation is the performance of construction and other works on water facilities that do not change the external appearance of the facility.
Reconstruction is the execution of construction and other works on a water body, which can change structural elements, change the external appearance, change the flow regime, and more.
Construction is a set of activities that includes the construction of a new building, including previous works, preparation and control of technical documentation, preparatory works, the construction itself and professional supervision of the construction until the building is put into the function of protection against the harmful effects of water.