The Mont Blanc Tunnel closed for 21 days
Owing to the complete resurfacing of the road with conservation work over the entire length of the tunnel, the Mont-Blanc Tunnel will be completely closed to traffic from 5 p.m. on Monday, 17 October to 10 a.m. on Monday, 7 November.
See the map of possible alternative routes:
Source of information and graphics: Tunnel Mont Blanc
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