A new public green space towards Rúa de Riga shades the presence of the new building towards the neighbourhood and creates a buffer of public use and biodiversity in front of the residential buildings, strengthening a green corridor in continuity with the Parque do Vieiro. The functional programme has been organised taking into account the topography, allowing direct access from the public space both on floor 0 and floor -1. The communication cores, installations and toilets are grouped together, alowing the rest of the areas around a courtyard. In this way, possible modifications due to programme changes can be dealt...