MT Højgaard A/S
Kjær og Richter
Hi-Con supplied the project with this two stories spiral staircase. The staircase consists of 44 loose steps with integrated risers. The thickness of the steps and risers varies between 50 mm in the forefront and 100 mm in rear edge.
The centre column measures 0,6 meters in diameter and has a hallow core. The steps are constructed with a smooth or textual surface.