ALPHA AIS
Railway technical buildings
Technical Building, Montcada Bifurcació
Technical Buildings, Valladolid Rail Bypass
Rehabilitation of the Paquexprés Building
Chamartín Mixed-Use Building
Technical Buildings
Regulation and Control Centre, Madrid–Levante High-Speed Line
Technical Buildings, Haramain High-Speed Line (Medina – Mecca)
Bonete Railway Building
O’Irixo Technical and Office Building
Regulation and Control Centre, Madrid–Extremadura High-Speed Line