A72 autoroute
The A72 is an autoroute in France. It is long.
The motorway is operated by Autoroutes du Sud de la France and links Balbigny to Saint-Étienne on one of the steepest and meandrous motorways in France. Over of the motorway is limited to 110 km/h as sections are considered too dangerous for the standard 130 km/h speed limit.
The motorway has 2 lanes both directions with 3 lane sections near Saint-Étienne.
The road is also numbered the European route E70. In 2006, the section between Clermont-Ferrand and the A89 spur became part of the A89.Junctions
