The A-1 (also informally known as ; ) is a Spanish ''

autovía An ''autovía'' is one of two classes of major highway in the Spanish road system similar to a British motorway or an American freeway. It is akin to the autopista, the other major highway class, but has fewer features and is never a toll roa ...

'' route which starts in

Madrid Madrid ( ; ) is the capital and List of largest cities in Spain, most populous municipality of Spain. It has almost 3.5 million inhabitants and a Madrid metropolitan area, metropolitan area population of approximately 7 million. It i ...

and ends in

Irun Irun (, ) is a town of the Bidasoaldea region in the province of Gipuzkoa in the Basque Autonomous Community, Spain. History It lies on the foundations of the ancient Oiasso, cited as a Roman- Vasconic town. During the Spanish Civil War, ...

. It replaced the former national road from Madrid to France, the N-1 road. It carries the designation of

European route E05 The European route E5 is part of the United Nations Economic Commission for Europe, United Nations international E-road network. It is the westernmost north–south "reference road", running from Greenock in Scotland, south through Great Britain ...

, and, as one of the major north–south arteries of Spain, is one of the country's busiest highways. Between Burgos and Armiñón there is a toll alternative for this autovía, the autopista AP-1. In 2011, work was ongoing to bring the section between Burgos and Madrid up to modern standards.

Sections

Autovía A-1 currently has two sections: one between Madrid and Burgos and another between Miranda de Ebro and Alsasua. Traffic through the 49.6 km discontinuity between Burgos and Miranda de Ebro is redirected to the N-I. Beyond Altsasu, traffic continues on the N-I to the French border.

Major cities crossed

Aranda de Duero Aranda de Duero is a city and municipality, capital of the Ribera del Duero comarca, in the south of the province of Burgos, in Castile and León, Spain. It has a population of roughly 33,000 people and lies on the River Duero. Description T ...

Burgos Burgos () is a city in Spain located in the autonomous community of Castile and León. It is the capital and most populous municipality of the province of Burgos. Burgos is situated in the north of the Iberian Peninsula, on the confluence of th ...

Vitoria-Gasteiz Vitoria-Gasteiz (; ; also historically spelled Vittoria in English) is the seat of government and the capital city of the Basque Country (autonomous community), Basque Country and of the provinces of Spain, province of Álava in northern Spain. I ...

* Donostia *

References

External links

Autovía A-1 in Google Maps
{{DEFAULTSORT:Autovia A-1 A-1 A-1 A-1 A-1 A-1