When the suspension rail was build, Wuppertal was one centre of the German steel production, so steel was available. I don't know how much of the original struc

When the suspension rail was build, Wuppertal was one centre of the German steel production, so steel was available. I don't know how much of the original structure survived World War 2 but it should be more or less original from the original construction. But I'm kinda curious now. I will ask the WSW for a comment.