Alstom to supply signalling infrastructure for UAG Metro Line, Turkey February 24, 2022 | Company News, Europe Company News, Europe News, News Alstom has secured a contract to install a driverless communications-based train control (CBTC) signalling system and the electromechanical infrastructure for the Umraniye–Atasehir–Goztepe (UAG) Metro... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password