Signalling contract awarded for Madrid–Extremadura HSR line, Spain January 29, 2021 | Europe News Administrador de Infraestructuras Ferroviarias (ADIF) Alta Velocidad (AV) has awarded an EUR84.9 million signalling and communications contract to Union Temporal de Empresas (UTE) for the 245-km-long ... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password