Autoroute 131 links the A13 and Le Havre. The motorway starts at exit 26 on the A13 and ends in the outskirts of Le Havre. It is operated by the Société des Autoroutes de Paris Normandie (SAPN). Its total length is 32.2 km (20.0 mi). Apart from the Pont de Tancarville where a toll is applicable, the motorway is toll-free. Junctions on the A131 are not numbered. The road section on the Pont de Tancarville is renumbered RN182 to allow non-motorway traffic to cross the Seine.