So, you are building a house and want everything to be perfect in it. You understand that the staircase is often an aesthetic center of the space of the house, and therefore should choose the stairs maximum attention. In fact, the staircase is as important as the roof. The design of the stairs, like the metal structure, should be strong, reliable, withstand systematic and considerable loads and at the same time not to be traumatic. The latter is especially important if there are children in the house.