Road works and traffic restrictions
The Mont Blanc tunnel is open 24 hours a day all year long.
To allow maintenance work, traffic will be closed to all vehicles, from 1:00 am to 4:00 am, during the following night :
. On February 15th, 2015.
To allow maintenance work, traffic will be set with a contraflow, during the following nights :
. from February 9th to 12th, 2015.
as follows :
Possible inconvenience from 9 pm to 10 pm and from 6 am to 7 am due to the transit of any vehicles under escort.