Millau Viaduct mid-1998. After undergoing wind tunnel tests, the shape of the road deck was altered, and detailed corrections were made to the design of the pylons. When the details were eventually finalised, the whole design was approved in late 1998. Once the Ministry of Public Works had taken the decision to offer the construction and operation of the viaduct as a grant of contract, an international call for tenders was issued in 1999. Five consortia tendered: Piers were built with Lafarge high performance cement. The pylons of the Millau Viaduct, which are the tallest elements (the tallest pylon – ) were
Cirque de Navacelles Cirque de Navacelles The Cirque de Navacelles is large erosional landform, an incised meander, located towards the southern edge of the Massif Central mountain range in France. It is located near Saint-Maurice-Navacelles and Blandas between the Hérault department and the Gard department. The cirque is isolated, with only a few small villages in the surrounding area. However, with the completion of the Millau Viaduct in 2004 and the A75 motorway between Clermont-Ferrand and Pézenas, tourism in the region has increased. The area is an example of a dissected plateau in which the Vis River eroded a deep channel through the