A project at Barcelona next to the Vallcarca bridge in the north of the city, between Putxet and Carmel hills, which surround the plain of Barcelona, having Plaza Lesseps as the main point of access. MILITARY HOSPITAL SEQUENCE. 1.URBAN Project Piece that precipitates, as in a chemical reaction, in the density of the neighborhood on the site of the project. Urban operations of emptying and accumulating. Description. 2.STATUS: LIMIT. Complexity of the site. Topography, subway tunnels, etc. Describe. Historic fault. Description 3.IN CORNER. Avd. Vallcarca: closed section - open section. Building as the image of a slope. Building as an infrastructure. Description 4.RESCALE the total volume, and make it appear as a sequence of 3 buildings going up the slope and containing the streets of Avd. Vallcarca and República Argentina. Description 5.DOBLE SCALE. The three buildings have the width of a dwelling (6 meters) and the length (70 meters) of an urban piece. The interblock has the width of the distribution corridors. They are open at the tips. 6.LIGHT WELLS. Inside, the corridors are cuted with a system of courtyards with zenithal light. 7.SOLIDS austere in colors and textures. Marbled satin grays, smooth and matte whites, and black and brown bricks. Textured yellow ceramic in the halls and Description parking. Describe. The color palette is completed later with red and green slopes of vegetation in the park. Description 8.OPENINGS: a black frame of 0.8x2.1 evenly distributed across the facades. We could read them as a collection of windows as doors, some of them grouped and other scattered as the cracked paint on a canvas. Depending on the program that these gaps illuminate, the frames are closed as windows at the front, are holes that modulate the openings of some internal terrace, or are projected outward as boxes forming small grandstands. The balconies are reserved to the tops and become open rooms in white color, independently from the basis color from the tree solids. Describe. The windows have an unusual long-distance view in Description Barcelona. From the interiors, as the windows of the vessels compensate this extended view with a long black frame. Description 9. CORRECTIONS in black from the windows to achieve adjustments of volume or alignment. We use them to erase parts of the building. Description