Drafting of the project to reinforce the lining and adaptation of facilities (Directive 2004/54 / CE) of the Oindolar and Gorosmendi tunnels (Highway A-15) (2-IN-17/2020-AT).
Drafting of the project to reinforce the lining and adaptation of facilities (Directive 2004/54 / CE) of the Oindolar and Gorosmendi tunnels (Highway A-15) (2-IN-17/2020-AT).