Vale to introduce positive train control on Brazilian lines July 22, 2026 | Latin America News, News Vale has concluded a deal worth BRL1 billion with Wabtec to deploy the I-ETMS positive train control (PTC) system on the Carajás Railway (EFC) and the Vitória a Minas Railway (EFVM). EFC is an 892-km ... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password