In order to prepare in the best conditions the passage of an exceptional load on the Alis network, please take into account the following information:

• Height clearance under toll plaza canopies and structures: 5 m,
• Height clearance under overhead bridges: 4.75 m.
  
  

In addition, it is important to announce the passage of an exceptional load at least 3 working days before passage using this form.

Category 2 and 3 exceptional loads are not authorised on the Rouen-Alençon section of the A28 motorway.