Ankara-Istanbul High-Speed Train Project (AIHSTP), Turkey June 1, 2012 | Europe Project Update Developer: Türkiye Cumhuriyeti Devlet Demiryolları (TCDD) Project description: AIHSTP is one of the largest government projects and is a key element of the country’s plans to increase the rail moda... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password