In Haute-Savoie, the open feed of road events does not cover the motorways or the N205, which are run by a concession company. This page explains what the feed covers and links to the official sources to check before you set off.
In short. The official Bison Futé feed (the non-concession national road network) reports no events in Haute-Savoie: it covers neither the A40 and A41 motorways nor the N205, which are run by a concession company. So the absence of events in this feed does not mean there are no incidents: check the official sources linked on this page.
ATMB publishes the traffic information for the A40 and A41 motorways and the N205; the Haute-Savoie Département refers to its road information service. ATMB’s content cannot be reproduced: the link opens in a new tab. No status is inferred from a webcam or a forecast.
Sources checked on .
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The main roads in Haute-Savoie, such as the A40 motorway, the A41 and the N205 to Chamonix, are concessions: their events do not go through the open feed of the national network. Departmental roads are monitored by the Département, which refers to its road information service. Rather than show an empty table that would suggest the roads are clear, this page points to the official sources.
Waiting times at the tunnel, the direction of traffic and closures are published by ATMB. The tunnel page shows views of the approach on the Chamonix side, along with this official link.
Mont Blanc TunnelThe Col des Aravis, between La Clusaz and Savoie, has its own page with the weather at its altitude and the official links of both Départements.
Col des AravisThe official Bison Futé feed (non-motorway national road network), published on 6 October at 12:57, reports no ongoing event in Haute-Savoie. This feed covers neither the motorways nor the N205: no event does not rule out an incident.
On the official sources: ATMB for the A40 and A41 motorways and the N205, and the Département’s road information service for departmental roads.
The open feed of road events does not cover the Haute-Savoie roads run by a concession company. No events does not mean no incidents.
Text of this page last revised on . This date says nothing about how recent the images or data are: the webcams are supplied by the credited operators and their timestamp shows when the image was taken; model forecasts and official reports are separate pieces of information, each with its own time.
Official Bison Futé feed (the French national road-traffic information service) for the non-motorway national road network (N90, N201…) and a few departmental roads monitored by the DIR Centre-Est. Published on . In Haute-Savoie, this feed covers neither the motorways (A40, A41) nor the N205, which are run by a concession company: no event here does not mean there is no incident.
No event is reported in Haute-Savoie in this feed at this time. This is expected: the feed does not cover the motorways or the N205. Check the official source before you set off.
Source: Bison Futé / DIR (interdepartmental road directorates), dataset “Évènements routiers – réseau routier non concédé”, transport.data.gouv.fr, Licence Ouverte 2.0, data of 6 October 2026 at 12:57. Savoie Snow is not the road authority and adds no interpretation.