The engineering structures included in Structurae are first and foremost those which are necessary to establish lines of communication or transport, such as bridges, tunnels, dams, etc. But Structurae is also interested in those structures in which the civil or structural engineering aspect is very significant be it through the structure itself or for the way it was built.
USA (1957), added on 18/04/2021
Poland (1961), added on 17/04/2021
Poland (1952), added on 17/04/2021
USA (1957), modified on 20/04/2021
Germany (1956), modified on 20/04/2021
France, modified on 20/04/2021