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
Richard de Millau the investiture quarrel between the papacy and the Emperor of the Holy Roman Empire between 1075 and 1122. Much of which revolved around the Provençal lands in the Kingdom of Burgundy, attached to the Holy Roman Empire. Born about 1052AD into an extremely powerful house at the time. His family were of viscounts of Millau, and their actions involved the continuity of power strategies between the various aristocratic families of France. He was the fourth child of Richard II (? - 1051), Vicount de Millau (1023) and his wife Gévaudan. His brother Bernat had been abbott of abbé de Saint-Victor