Buenos Aires Subway Improvement 2016-19: Goals and progress June 1, 2017 | Features Buenos Aires Subway, locally called Subte (from Subterráneo de Buenos Aires), had commenced operations in 1913. The system is owned by Subterráneos de Buenos Aires Sociedaddel Estado (SBASE), a state ... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password