CAF selects Zaragoza for autonomous tram pilot project, Spain May 23, 2022 | Company News, Europe Company News, Europe News, News Construcciones y Auxiliar de Ferrocarriles (CAF) has selected Zaragoza as a test bed for its pilot project to test and develop autonomous driving technology for trams. The trams will be equipped with ... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password