Materials and structures

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Raw earth: an ancient building material with a bright future

Raw earth has regained its place in modern construction in recent years thanks to its many qualities, particularly its ecological benefits.

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#Youth Materials and structures Young researchers

Souad Abou Zeid, chemistry researcher

Find out more about Souad Abou Zeid, a chemistry researcher who is contributing to the fight against environmental pollution.

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#Youth Materials and structures Young researchers

Daniella Gabra Gilda, chemistry researcher

Find out more about Daniella Gabra Gilda, a researcher who is helping to make the construction of buildings more environmentally friendly.

Photo ancienne de l’arc du viaduc de Garabit en cours de montage

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Materials and structures

Gustave Eiffel and his construction of metal arch bridges

Gustave Eiffel is known worldwide as the builder of the Eiffel Tower on the Champ de Mars in Paris, but he is also remembered for having built metal railway structures, in particular metal arch bridges.

Déchets de béton Droits Hugues Delahousse pour Ifsttar

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Materials and structures Science topics

Can concrete be green?

The widespread use of concrete has consequences, for example on CO2 emissions, mainly due to the manufacture of cement, or the production of mineral wastes after deconstruction.

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Materials and structures The IFSTTAR's collections

Recommendations for preventing disorders due to delayed ettringite formation

The delayed ettringite formation causes an expansion and a cracking of concrete. Concrete durability experts are familiar with the phenomenon, the conditions under which it occurs and how to prevent it for future structures.

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#Data Materials and structures

The data tell you everything about the behaviour of concrete!

How special concrete structures age. The partners of the national CEOS.fr project publish, in open data, their datasets on the cracking and durability of concretes.