… and parts of structures (for example, bridges and bridge-sections, lock-gates, towers, lattice masts, roofs, roofing … columns), of iron or steel; plates, rods, angles, shapes, sections, tubes and the like, prepared for use in …
Explanatory notes
… and parts of structures (for example, bridges and bridge‑sections, lock‑gates, towers, lattice masts, roofs, roofing … 73.14. Parts of structures include clamps and other devices specially designed for assembling metal structural elements …