Multi-Vehicle Accident on A43 Causes Major Traffic Disruption near Fréjus Tunnel

On the morning of September 18, 2025, a multi-vehicle accident involving heavy trucks occurred on the A43 highway just before the ramp to the Fréjus tunnel. The incident has led to significant traffic disruptions in the area, prompting authorities to advise motorists to exercise caution and seek alternate routes if possible.

Initial reports indicate that multiple vehicles were involved, resulting in serious delays for travelers heading towards Italy. Vehicles have been blocked, and emergency services are currently on-site working to manage the situation and clear the highway.

Authorities commenced an investigation into the cause of the accident, which remains unclear at this time. The Prefecture of Savoie has urged drivers to be patient and abide by safety recommendations as they respond to the emergency. As the cleanup efforts continue, further updates will be provided to the public regarding road conditions and any expected delays.