Frejus Tunnel: Total closure from December 13 to 14, 2025
Bardonecchia, December 1, 2025 – SITAF SpA, concessionaire of the A32 Turin–Bardonecchia motorway and the Frejus Tunnel (T4), informs users that on Saturday, December 13, from 10:00 PM to 6:00 AM on Sunday, December 14, 2025, for maintenance work, the Frejus Tunnel will be completely closed (8 hours of closure in total). Attached below are details of the scheduled closures for DECEMBER 2025
Safety recommendations
SITAF recommends that drivers exercise extreme caution and strictly adhere to signs inside the tunnel, remembering that overtaking is absolutely prohibited during one-way and two-way traffic.
For traffic information, it is recommended to review the information disclosed with the Variable Message Panels (PMVs) and contact the toll-free number 800.840.708 (Call Center “North West Street”, active 24 hours a day). Real-time traffic information is available on the route website www.sitaf.it and by subscribing to the official Telegram channel “A32 Turin-Bardonecchia” (https://t.me/SITAFA32) and “T4 Fréjus Tunnel” (https://t.me/SITAFT4) and WhatsApp A32 (https://www.sitaf.it/tratta-a32-canale-whatsapp/) and WhatsApp T4 (https://www.sitaf.it/tratta-t4-canale-whatsapp/)