Record breaking viaduct Millau viaduct holds the world record for the tallest bridge, culminating at metres higher than the Eiffel tower , metres long and touching the bottom of the Tarn valley in only 9 places. Where is it? Magnificent View… Magnificent Voyage! Or get as close as you can to it walking? The more adventurous will perhaps want to see it from the air whilst hang gliding over it? Before Kocher the tallest were the meter pier of Italy's Rago Viaduct.
Before that California's Pit River Bridge had the tallest at meters. Before California's Pit River crossing, the tallest purely concrete and stone pier was on France's Fades Viaduct at Prior to Fades and Sitter the tallest bridge pier was the all steel Before Gokteik the tallest steel bridge pier was the central tower of the Kinzua Viaduct at 87 meters.
Before Kinzua the Grandfrey Viaduct of Switzerland held the record with steel and stone piers In the Crumlin Viaduct was the tallest with purely steel piers 64 meters tall while the Sitter Viaduct had stone and iron piers of approximately 56 meters in height.
The Portage Viaduct had masonry and timber piers of 67 meters. Prior to Portage there were few true "piers" of great height, only stone aqueducts such as the Pont Roquefavour in France and the Ponte Delle Torri in Spoleto, Italy with structural heights of 82 meters. Spain's Puente Nuevo or New Ronda Bridge also has a structural height in the meter height range though the masonry walls hug the sides of the gorge cliff more like a giant foundation then a true stand-alone pier or aqueduct.
A view of the deck during the launching phase with visible deformations prior to the tower and cable stay erection. At the peak of construction, master craftsman were enlisted to make the viaduct a reality.
The viaduct is still the world's official tallest bridge in the world and stands at meters. She spans the valley for 2, meters. She is also considered one of the world's modern architectural and engineering marvels.
The viaduct cost over million Euros to build. The bridge's construction was financed by the construction company, Eiffage , in return for being granted the right to charge tolls for the next 75 years. However, should the toll costs rise too much, the French government reserved the right to assume control from The viaduct consumed , cubic meters of concrete, 19, tonnes of steel for reinforcing the concrete and a further 5, tonnes of pre-stressed steel for the cables and shrouds.
Her builders have claimed that the bridge should last for at least years. The viaduct has seven concrete piers supporting her superstructure of 16 steel roadway sections. The viaduct has six carriageways with hard shoulders all held in place with steel cable stays. By subscribing, you agree to our Terms of Use and Privacy Policy. You may unsubscribe at any time. By Christopher McFadden. Advertise with us. Structural type Cable-stayed bridge multicable, fan arrangement.
Function Highway bridge to carry the A Location Near Millau, Aveyron, France. Timescale Works started in October and was completed in December Number of workers on site Number of hours of work expected 1 million. Owners Compagnie du viaduct de Millau. Architect Lord Norman Robert Foster. Geotechnical engineering Terrasol. Co-contractor Eiffel Construction Metallique. Height above valley bottom or water Max m. The Millau Viaduct was opened in December Recommended article.
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