Behind the scenes at Bank tube station’s huge upgrade project

Deep under the streets of central London, huge tunnels have been dug to create a vastly transformed Bank tube station, and the first phase opens in a few weeks time.
This is the Bank station upgrade project.
The new southbound platform for the Northern line
Away with narrow crowded platforms on the Northern line, and in with wide-open spaces. Away with cramped corridors and stairs to the Central line, and in with a moving walkway. Away with long walks between the street and platforms, and in wit