Blog - Page 53 of 53 - La référence du retour d'expérience sur accidents technologiques

Break of the Malpasset Dam

02/12/1959
Not specified

The break of the Malpasset Dam, a 60-m high arched structure with a thin diaphragm wall, caused 421 victims and displaced 7,000 more. After several days of torrential rains, this dam set up on the Reyran River north of Fréjus broke[...]

Chemical factory explosion

21/09/1921
Not specified

At a chemical plant, an explosion destroyed a building storing 4,500 tonnes of a 50-50 composition of ammonium sulphate-nitrate, forming a crater 90 m wide, 125 m long and 20 m deep. Shortly thereafter, a series of fires broke out[...]

Explosion in a gunpowder storage

31/08/1794
Not specified

On 31st August 1794 at 7:15 am, either 30.2 tonnes (65,000 pounds) or 150 tonnes of powder (depending on the source) exploded in the gunpowder storage room at the Château de Grenelle, near the Military School (Ecole militaire), in a[...]