Synopsis

The Tokyo Metropolitan Expressway stands as the city's vital artery, its most significant road network. Initiated half a century ago with a modest 4.5-kilometer section constructed for the 1964 Olympics, it has since evolved into an intricate and expansive system, stretching over 300 kilometers and accommodating more than a million vehicles daily. Joining us today is Kenichi Kawabe, a leading authority on transportation systems and the technologies that underpin their construction. And in Plus O