Bison Smarte classifies Wednesday and Red Thursday throughout the France in the direction of departures. The first difficulties will appear at the end of the morning and the traffic will remain very dense until late in the evening.
It is therefore advisable to leave or cross the Île-de-France and major cities before 12 noon, and to avoid the Mont Blanc tunnel (N 205), between the France and Italy, from 9 am to 23 pm. On the highway side, the list of portions to avoid is long:Avoid the A13 motorway, between Paris and Rouen, from 16 p.m. to 20 p.M.