Explanatory Note
Title: Hydraulic engineering
Includes construction and repair activities of ports, marinas, aqueducts, floodgates,
dams, dikes, waterways, dredging, coastal protection and defense works,
as well as carrying out other work “in water”.
Does not include:
Construction of underwater pipelines (42210);
Installation of submarine cables (42220);
Management and supervision of projects related to civil engineering work (711);