Hanoi Metro Line 3 elevated section opens; tunnelling works begin on underground section, Vietnam August 6, 2024 | Asia Pacific News, News Passenger services have commenced on the elevated section of Line 3 of Hanoi Metro. This section spans 8.5 km and covers eight stations. Construction has been completed in around 14 years. The projec... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password