A welder from the Launet company was working on the railing of a staircase with 30 m3 of flammable insulation stored on the ground floor. Splashes of molten metal fell, causing a major fire.

The community is in fact claiming nearly 11 million euros for the damage suffered. The total cost of the theater is estimated at 35 million euros, subsidized to the tune of 12 million euros. The theater construction site is now progressing. It should be delivered in September 2024, for commissioning scheduled for January 2025. The company had not responded to Le Parisien at the time of publication of this article. The architectural architect of the building, David Joulin, who was trying to put out the fire, was fined 5,000 euros. He did not have a fire extinguisher at his workstation or sufficient safety training. In March 2024, during the appearance before the Beauvais judicial court, Me Buisson, the lawyer for thelaunet company, pointed out the responsibility of the project manager.