The most important information at a glance

Why is a second tunnel even necessary? Where will it be created? And what exactly will happen to the excavated material? The construction of the second Gotthard tunnel is a complex project and can raise many questions. The answers to these questions are easy to find: our new explanatory video summarizes the most important information in less than five minutes. Simple visualizations peppered with the most important facts help provide insight. It's worth taking a look!