Iron Structures

WHS made significantly of "Cast" or "Wrought" Iron.

World Heritage Sites connected to 'Iron Structures':

  • Ironbridge Gorge Cast Iron
  • Paris, Banks of the Seine Eiffel Tower - Wrought Iron
  • Pontcysyllte Aqueduct and Canal "The trough was made from flanged plates of cast iron, bolted together"
  • Statue of Liberty The interior frame (covered by copper sheets) was originally made of "Puddled Iron" (a type of "Wrought Iron") but this was found in the 1980s to have corroded where it touched the copper ("Galvanic corrosion") and the majority was replaced by steel during the restoration of 1984/6