The Grande Dixence dam

Lake Dix

The Grande Dixence dam is the highest dam in the world and the largest gravity dam in Europe. It is located in the Val des Dix. To give you an idea of ​​the size and importance of this work, it is better to give you some figures !

  • height of 285 meters
  • thickness at the base of the dam up to 193 meters
  • thickness at the top of the dam up to 15 meters
  • length at the top of the dam of 748 meters
  • length of the Lake Dix of 5 km
  • 6 millon cubic meters of concrete
  • a weight of 15 million tonnes
  • 32 km of galleries
  • and this all at 2365 meters above sea level

The water coming into the Lake Dix is brought there by an extensive tunnel system. It collects water from 35 glaciers on a vast area stretching from the Val d'Hérémence in the Monte Rosa, close to Zermatt !

It is possible to visit parts of the dam, so go ahead ! For more information, visit the dam website!