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
Millau the Viscount of Millau. In 1187, the King of Aragon grants him the seal and communal freedom of Provence by Consular Charter. A consulate was thus created, and was responsible for administering the city to raise taxes and to apply justice. In 1271, Millau passed to the crown of the kings of France. In 1361, during the Hundred Years War, the city came under English rule. The return to peace in the fifteenth century gave the city a boost. It is Louis XI which connects Millau to the crown in 1476 by letters patent. In the Middle Ages the town