TC-Linha 4 Amarela consortium secures São Paulo Metro Line 4 Phase 2 construction contract June 8, 2016 | Latin America News The São Paulo’s Department of Metropolitan Transport/Secretaria dos Transportes Metropolitanos (STM) has selected TC-Linha 4 Amarela consortium to construct Phase 2 of the metro Line 4 ex... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password