… (for example, bridges and bridge-sections, lock-gates, towers, lattice masts, roofs, roofing frame-works, doors and …
Explanatory notes
… (for example, bridges and bridge‑sections, lock‑gates, towers, lattice masts, roofs, roofing frame‑works, doors and … heading covers complete or incomplete metal structures, as well as parts of structures. For the purpose of this … hoop, strip, forgings or castings, by riveting, bolting, welding, etc. Such structures sometimes incorporate products …