Inaugurations

When a tunnel project comes to an end, the tunnels is then inaugurated and opened to service. The turquoise pages report about this last stage of a tunnel project. It is also the opportunity to draw up a balance sheet some time after a tunnels is open and observe, for example, if traffic meets forecats or if a tunnel or underground structure (powerhouse, surge tank, etc.) give full technical satisfaction during service life.

If you want to receive our newsletter, subscribe here.

For subscribers: the link "Archive" appears - once you have created your account with personal username and password - when you connect to allow you to access the archive and newsletters.