Vitoria–Bilbao–San Sebastián High-Speed Line
BUSINESS AREA:  Construction
PROJECT TYPE:  Railway tunnels
START DATE:  03 / 2009
END DATE:  12 / 2012
CLIENT:  Administrador Infraestructuras Ferroviarias (ADIF)
LOCATION:  País Vasco (Spain)
LENGTH:  3.570,00 m.
SECTION:  130 m²