It was after dark that a landslide occurred on the RD 86 south of Bourg-Saint-Andéol at Pontbriand. A wall and an embankment have slipped along the roadway. The roads department of the Ardèche department is setting up a Alternate traffic for the night but the road remains open. At dawn on Thursday, a damage assessment and cleanup will be carried out.
There were several landslides of this type during the day. Occasionally flooded roads as well. It must be said that very significant amounts of rain fell. And sometimes very intensely. In three hours in the town of Gras, Météo France recorded 101 millimeters of water, i.e. 101 liters of water per square meter.
Thirty interventions by Ardèche firefighters
A 200 square meter house, uninhabited and located away from the village of Saint-Sauveur-de-Montagut, partially collapsed following water infiltration. Firefighters specializing in clearing went to the scene to verify that there was no one on site. The Ardèche firefighters carried out a total of around thirty interventions related to these bad weather during the day.
This Wednesday evening, the trend is downward for the rivers. Yellow vigilance remains active for Ardèche, Baume, Chassezac, Ouvèze and Eyrieux.