Burgos–Vitoria High-Speed Line, Spain April 7, 2026 | Europe Project Update, Project Update Developer/Operator: The Burgos–Vitoria high-speed line is being developed by Adif Alta Velocidad (Adif AV), with operations to be carried out by Renfe as part of Spain’s high-speed rail (HSR) network.... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password