Building implanted in an excavation area of a rock mass, on an extension of about 120m, with 4 levels for car parking. A structural solution with a waffle slab was chosen, using nailings for the definitive stabilization of the rock mass. Services Provided: Final Design and Technical Assistance. Owner: REFER, EPE. Time for Completion: 15 months. Cost Estimate: 1 600 000€.