Completion of the road tunnel with 160 m in length and 80 m² section as part of the Morés link road works, which prevents traffic going through the urban centre […]

100 m² section tunnels, 145 m and 265 m in length respectively, included in the C-55 Highway link road works at Clariana de Cardener (Lleida)

Excavation and support of two parallel dual carriageway tunnels with hard shoulders, 1480 m each on the Eibar-Vitoria motorway.

Excavation, support and coating of the Leguizamón tunnel in Bolueta belonging to Line 1 of the Bilbao Metro at the “Bolueta – Etxebarri” section, 70 m² section and 130 m […]