Construction begins on Panama Metro Line 2; completion within 44 months October 6, 2015 | Latin America News Secretaría del Metro de Panamá (SMP) has begun construction of metro Line 2 and expects to complete construction within 44 months. France-based companies Alstom TSO-CIM, Thales and Sofratesa secured a... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password