Structure is the giver of light. When I choose an order of structure that calls for column alongside column, it presents a rhythm of no light, light, no light, light, no light, light. A vault, a dome, is also a choice of the character of light. Louis I. Kahn, "Between silence and light"
The crossing of Engerthstrasse and Haussteinstrasse on the edge of the "Nord Bahnhof “area (opposite the Viennese tram-depot and the new housing block by Coop-Himmelb(l)au, Neuman and Podrecca) is the starting geometry for the drawing of this commercial building.