Strasbourg CTS begins test runs on Line A extension; to open Line D extension in April 2017 January 22, 2016 | Europe News Strasbourg Transport Company/Compagnie des Transports Strasbourgeois (CTS) has begun test runs on the 1.7-km extension of tram Line A, which connects Illkirch to Graffenstaden. The commercial operatio... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password