The Government authorizes to tender for 363 million euros for the works of the 77% tunnel & viaduct first section of the Burgos-Vitoria high-speed line
Roda de Berà tunnel after upgrade
Óscar Puente visits the works to improve the Gaintxurizketa tunnel to connect the Basque Country with France at high speed
Óscar Puente, main access railway tunnel to the Port of A Coruña, in Punta Langosteira
ACCIONA Potencia 2024 awards
Acciona TBM breakthrough in Line 9 of Barcelona
Ajuntament de Barcelona Glories tunnel air quality improment table 2
Ajuntament de Barcelona Glories tunnel air quality improment table 1
COMSA Montcada i Reixac railway tunnel contract
Mitma diagram for AC-14 road connection with AP-9, in A Corua