UNDERGROUND CIVIL WORKS

Dehesa del Terzuelo tunnel, high-speed train. Malpartida de Plasencia

Tunnel and trench slope reinforcement works on the Monforte-Lugo railway section

Oporto Metro. Double track tunnels from Galiza-Santo António station and Galiza-Casa da Musica station. Rio da Vila diversion tunnel

Donostia Underground. Bentaberri Tunnel