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 […]
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 […]