Weirs, sluices, lock-gates, landing stages, fixed docks and other maritime and waterway structures, of iron or steel, Structures and parts of structures of iron or steel, n.e.s.
Barrages, vannes, portes-écluses, débarcadères, docks fixes et autres constructions maritimes ou fluviales, en fonte, fer ou acier, et constructions et parties de constructions, en fonte, fer ou acier, n.d.a.