Álvaro Siza, Oporto, Portugal, 2003
Armanda Passos house was designed by Siza Vieira to profit the day light (request of the project). The program includes the demolition of the remaining house and the building of three sections, one polivalent room, an atelier and a central sections constituted by two floors. These floors are connected and articulated in order to define gardening yards limited by the existing trees.
The ground floor is composed by unidirectional voided slabs of 0.23meters thick. In the first floor of the central corp and in the roofing the slabs are made of concrete except the roofing slab in which it was adopted a solution of mixed slabs. The vertical supporting elements are walls in concrete of 0.20 meters thick. Foundations are constituted by spread footing foundation in the walls.