A1 - Auto-estrada do Norte
Encyclopedia
The A1 is the principal motorway (freeway) in Portugal
Portugal
Portugal , officially the Portuguese Republic is a country situated in southwestern Europe on the Iberian Peninsula. Portugal is the westernmost country of Europe, and is bordered by the Atlantic Ocean to the West and South and by Spain to the North and East. The Atlantic archipelagos of the...

. It connects Lisbon
Lisbon
Lisbon is the capital city and largest city of Portugal with a population of 545,245 within its administrative limits on a land area of . The urban area of Lisbon extends beyond the administrative city limits with a population of 3 million on an area of , making it the 9th most populous urban...

, the capital, to Porto
Porto
Porto , also known as Oporto in English, is the second largest city in Portugal and one of the major urban areas in the Iberian Peninsula. Its administrative limits include a population of 237,559 inhabitants distributed within 15 civil parishes...

, the country's second-largest city, and serves other important cities like Coimbra
Coimbra
Coimbra is a city in the municipality of Coimbra in Portugal. Although it served as the nation's capital during the High Middle Ages, it is better-known for its university, the University of Coimbra, which is one of the oldest in Europe and the oldest academic institution in the...

 and Leiria
Leiria
Leiria is a city in Leiria Municipality in the Centro Region, Portugal. It is the capital of Leiria District. The city proper has 50,200 inhabitants and the entire municipality has nearly 120,000...

. A1 is operated by Brisa - Auto-estradas de Portugal
Brisa - Auto-estradas de Portugal
Brisa – Auto-estradas de Portugal, S.A. is Portugal-based international transportation company. The group's largest business area is highway management, in which it is the largest concessionaire in its home country. Founded in 1972, Brisa also has significant operations in countries including the...

, S.A.

Construction on A1 began in 1961 and was completed in 1991. It extends exactly 303 km, comprising 26 interchanges
Interchange (road)
In the field of road transport, an interchange is a road junction that typically uses grade separation, and one or more ramps, to permit traffic on at least one highway to pass through the junction without directly crossing any other traffic stream. It differs from a standard intersection, at which...

, 7 service areas
Rest area
A rest area, travel plaza, rest stop, or service area is a public facility, located next to a large thoroughfare such as a highway, expressway, or freeway at which drivers and passengers can rest, eat, or refuel without exiting on to secondary roads...

 and 2 leisure rest areas (Fátima
Fatima
-People:* Fatima , a female given name of Arabic origin* Fatima bint Muhammad, daughter of the Islamic prophet, Muhammad* Fatima Jinnah, the younger sister of Muhammad Ali Jinnah...

 and Oiã
Oia
Oia may refer to:*Oia, Spain, a municipality in Galicia, in the province of Pontevedra*Oia, Greece, a small town on the island of Santorini*Orphans International America, a charity that benefits orphans and abandoned children...

).

External links

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