This object is unique: the outer stringer is manufactured in one piece. Using a special sheet metal, the surface is different to all other objects. Like wood also every piece of sheet metal has its own specific shape. None of them is looking the same way, each piece is different.
helical staircase
raw oiled steel
Steps steel
Surface raw oiled
Design: HMS Architekten
Realization: Gyger Metallbau
Customer: private Client
Architect: HMS Architekten
Year: 2013