The A131 Autoroute starts near Bourneville-Sainte-Croix close to exit 26 on the A13 and ends at the outskirts of Le Havre.
It is operated by the SANEF Paris Normandie and DIR Nord-Ouest. Its total length is . Apart from the Pont de Tancarville where a toll is applicable, the motorway is toll-free. The road section on the Pont de Tancarville is renumbered RN182 to allow non-motorway traffic to cross the Seine.
This autoroute is the result of the merger of the former RN 182, transformed into a motorway between Bourneville-Sainte-Croix and the Pont de Tancarville, and the motorway linking the Pont de Tancarville to Le Havre, originally numbered A15.