Traffic congestion situation

Traffic congestion on the Swiss road network generates considerable costs for the transport industry. Traffic congestion leads to productivity losses. The congestion statistics show the trend and the cost impact of congestion hours.
 

Federal Roads Office FEDRO:
Report on traffic flow on national roads
Map of congestion on national roads
 

Congestion surcharge index 2026

The congestion surcharge is calculated on a quarterly basis, with the total number of congestion hours over the previous four quarters determining the congestion surcharge for the next quarter.