Whether to mark a change of direction, to highlight its first steps or its own presence in a room, stairs that combine two or more materials tend to draw attention by establishing dialogs between particular characteristics of each material. Concrete, steel and wood are some of the most common choices to compose the structure of stairs due to their high strength and versatility. But, when combined, these different materials expand their individual possibilities and reveal how the design can be tailored to their peculiarities and connections.

Read more via archdaily.com