Zurich Process

Traffic regulations and other important information

Heavy vehicle traffic

Maximum permitted vehicle dimensions and weight

  • Height: 4.00 m
  • Width: 2.55 m
  • Maximum weight: 40 tonnes

Ban on night-driving and driving on Sundays

HGVs are not allowed to drive on Sundays and the following public holidays: New Year’s Day, Good Friday, Easter Monday, Ascension Day, Whit Monday, 1 August, Christmas Day and Boxing Day, if Christmas Day does not fall on a Monday or Friday. If one of these public holidays is not celebrated in a particular canton or part of a canton, the ban on driving on Sundays does not apply there.

The ban on night-driving applies from 22h00 to 05h00.

Hazardous materials

The new regulation on the transport of hazardous materials in the Great St. Bernard tunnel entered into force on 1 January 2010. The tunnel was classed a category E tunnel, in which the transportation of all hazard materials, except those with the UN numbers 2919, 3291, 3331, 3359 und 3373, is restricted.

The transit with hazardous material is subject to the payment of special fees for the category «Alerte 1». Transits of this kind cannot be paid for using return tickets, subscriptions or reduced rates, nor the following cards: DKV, UTA, ROUTEX, MSE.

Please note: when drivers of vehicles carrying hazardous material arrive at the Italian customs office at the tunnel, they have to contact the control office (“Sala Controllo”).

Exceptional transports

The tunnel operating companies may authorize the transit of heavy-duty vehicles, provided any necessary security measures are taken, as appropriate. However, this is subject to drivers’ being in possession of a special authorization to exceed the weight and dimensions specified in the national laws of Switzerland and Italy.

For further information and authorization

Transit fees

Transit fees are available at the following site:


Vehicle Categories

 A1  Motorcycle, motorcycle with sidecar, motorcycle with trailer
 A2  Two-axle or multi-axle vehicles, the front-axle height of which does not exceed 1.30 metres, and the
 overall height of which does not exceed 2 metres
 B1  Two-axle or multi-axle vehicles, which are more than 2 metres but no more than 3 metres high
 3A 3B  Three-axle lorries with an overall height greater than 3 metres/ three-axle coaches with an overall
 height greater than 3 metres
 4 Four-axle or multi-axle vehicles with an overall height greater than 3 metres.