The emeritus professor of medieval history Patrick Demouy wonders at the microphone of Europe 1 on the choice that will be made by the specialists of the historical monuments to reconstitute the framework of the cathedral Notre-Dame of Paris, after the fire which the partially ravaged.

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Emmanuel Macron promised that Notre-Dame Cathedral in Paris would be rebuilt. A "national collection" was also launched by the Heritage Foundation for the building partially ravaged by flames on Monday night. But to repair the damage caused by fire, specialists will have to choose between an identical reconstruction or an architectural innovation, predicted Tuesday Patrick Demouy, professor emeritus of medieval history at the University of Reims Champagne-Ardenne and associate professor at the Catholic Institute of Paris 1, at the microphone of Europe 1.

What will be the solution chosen to replace the medieval frame?

"It seems that the vaults have resisted," notes the specialist. "It will undoubtedly be necessary to consolidate and rebuild a framework What will be the chosen solution, since the missing structure was medieval?" The historian relies on the reconstruction of the cathedral of Reims, which German bombing had greatly damaged by unleashing a violent fire.

>> Follow our LIVE Essentials on the fire of Notre-Dame de Paris

"In Reims, the architect Henri Deneux has chosen not to rebuild a wooden frame and to innovate with a concrete frame.The decision will go to the specialists of historical monuments: identical reconstruction or innovation not to overloading a structure weakened by the fire. "

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