How the world’s tallest bridge saves thousands of tonnes of carbon emissions

By Florimond Gueniat, Associate Professor in Mechanical Engineering, Birmingham City University

Measured from ground level to the top of its highest tower, the Millau Viaduct in France is the tallest bridge in the world. At 343 metres, it’s taller than the Eiffel Tower or indeed any skyscraper in western Europe.

The two kilometre long bridge, which recently celebrated its 20th birthday, spans an entire valley and is an astonishing feat of architecture and engineering. But it also has a climate impact.

A megaproject like this, with several skyscraper-sized concrete…

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