Kocher Viaduct Kocher Viaduct On the Kocher Viaduct () near Schwäbisch Hall in Germany the Autobahn 6 crosses the Kocher valley between Heilbronn and Nuremberg. With its maximum height of 185m above the valley bottom, it is the highest viaduct in Germany, and was also the bridge with the tallest pillars in the world before the Millau Viaduct, France was completed in 2004. The nine spans of this prestressed concrete girder bridge cover a length of 1128m, the individual span lengths being 81m for the outer two and 138m for the remaining seven. Pillar height varies from 40m to 178m. The bridge
Millau Viaduct A75 autoroute; the bridge toll booths and the buildings for the commercial and technical management teams are situated north of the viaduct. The toll plaza is protected by a canopy in the shape of a leaf, formed from tendrilled concrete, using the ceracem process. Consisting of 53 elements (voussoirs), the canopy is long and wide. It weighs around . The toll plaza can accommodate sixteen lanes of traffic, eight in each direction. At times of low traffic volume, the central booth is capable of servicing vehicles in both directions. A car park and viewing station, equipped with public toilets, is