Access to the Frejus Tunnel: Regulations for vehicles and exceptional transport from September 22 to December 12, 2025

Susa, September 18, 2025 – SITAF, concessionaire of the A32 Turin–Bardonecchia motorway and the Frejus Tunnel (T4), announces that access to the Frejus Tunnel on the Italian side will be regulated to ensure safety and traffic flow.

Vehicles with a WIDTH greater than 2.80 m and less than 3.50 m will be allowed to access the Tunnel forecourt and travel through the tunnel only during the following time slots:

• 12:00 PM

• 4:00  PM

• 8:00  PM to 6:00 AM

This provision will be valid from September 22nd to December 12th, 2025.

For traffic information, we recommend reading the information displayed on Variable Message Signs (VMS) and calling the toll-free number 800.840.708 (Call Center “Via Nord Ovest”, open 24 hours a day).

Real-time traffic information is available on the website www.sitaf.it and by subscribing to the official Telegram channels “A32 Torino-Bardonecchia” (https://t.me/SITAFA32) and “T4 Traforo del Fréjus” (https://t.me/SITAFT4), and WhatsApp A32 and WhatsApp T4.