Mexico City Xochimilco Light Rail Project, Mexico March 1, 2013 | Latin America Project Update Developer: Servicio de Transportes Eléctricos (STE) Project description: The 12.6-km Xochimilco light rail system, locally known as el Tren Ligero, has been serving the southern part of Mexico Ci... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password