Track renewal project launched for Constitución–Temperley section of General Roca Line, Argentina May 19, 2026 | Latin America News, News Trenes Argentinos Infraestructura has launched two public tenders, 6/26 and 7/26, for the comprehensive renewal of the four-track section of the General Roca Line between Plaza Constitución railway st... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password