The project resolves two crucial issues when dealing with existing buildings:accommodating new uses and making them visible respecting a prearranged organization.The distribution strategy departs from the analysis of the existing.The original structure strongly determined both program arrangement and spatial configuration.The project plays with the fairly autonomous volumes location inside a given grid.The underground vacant spaces conditioned the access sequence and circulation flows.The Center visibility requirements led to a series of operations to make new uses noticeable from street level