The autoroute A14 is an autoroute in the western suburbs of

Paris Paris () is the capital and most populous city of France, with an estimated population of 2,165,423 residents in 2019 in an area of more than 105 km² (41 sq mi), making it the 30th most densely populated city in the world in 2020. S ...

France France (), officially the French Republic ( ), is a country primarily located in Western Europe. It also comprises of Overseas France, overseas regions and territories in the Americas and the Atlantic Ocean, Atlantic, Pacific Ocean, Pac ...

. It connects the business district of La Défense, at Nanterre (Hauts-de-Seine), to Orgeval (Yvelines) where it joins the A13. Its operation is managed by the Sanef group.

History

The motorway starts at

La Défense La Défense () is a major business district in France, located west of the city limits of Paris. It is part of the Paris metropolitan area in the Île-de-France region, located in the department of Hauts-de-Seine in the communes of Courbevoie, ...

Hauts-de-Seine Hauts-de-Seine (; ) is a Departments of France, département in the Île-de-France Regions of France, region, Northern France. It covers Paris's western inner Banlieue, suburbs. It is bordered by Paris, Seine-Saint-Denis and Val-de-Marne to the e ...

and ends at Orgeval in

Yvelines Yvelines () is a department in the western part of the Île-de-France region in Northern France. In 2019, it had a population of 1,448,207.A13 between Paris and

Normandy Normandy (; french: link=no, Normandie ; nrf, Normaundie, Nouormandie ; from Old French , plural of ''Normant'', originally from the word for "northman" in several Scandinavian languages) is a geographical and cultural region in Northwestern ...

. The A14, opened in 1996, is operated by the Société des Autoroutes de Paris Normandie. The motorway is in length and is subject to a

toll Toll may refer to: Transportation * Toll (fee) a fee charged for the use of a road or waterway ** Road pricing, the modern practice of charging for road use ** Road toll (historic), the historic practice of charging for road use ** Shadow toll, ...

. The A14 serves no localities between La Défense and Orgeval and is only a relief road of the A13. A motorway exit near

Saint-Germain-en-Laye Saint-Germain-en-Laye () is a commune in the Yvelines department in the Île-de-France in north-central France. It is located in the western suburbs of Paris, from the centre of Paris. Inhabitants are called ''Saint-Germanois'' or ''Saint-Ge ...

were planned but were denied by the French president,

François Mitterrand François Marie Adrien Maurice Mitterrand (26 October 19168 January 1996) was President of France, serving under that position from 1981 to 1995, the longest time in office in the history of France. As First Secretary of the Socialist Party, he ...

, after mayors wanted to prevent excessive car use in the

Forest of Saint-Germain-en-Laye The Forest of Saint-Germain-en-Laye or ''Forêt de Saint-Germain-en-Laye'', is a dominial forest of 35 km2 in area which lies in a meander of the River Seine, France. Situated 20 km West of Paris, between Saint-Germain-en-Laye, Maisons ...

. Other exits were planned but their construction was blocked by communal councils. A motorway exit was projected west of the Montesson toll booths. The mayor of Montesson had placed a condition on approval of the project that the exit may be constructed if a

dual-carriageway A dual carriageway ( BE) or divided highway ( AE) is a class of highway with carriageways for traffic travelling in opposite directions separated by a central reservation (BrE) or median (AmE). Roads with two or more carriageways which are ...

relieving the RD121 is also built. Public consultation is in progress. Many bridges and tunnels were built to carry the motorway. Two long bridges and a tunnel of 2.8 km long were built. The tunnel, built for 4.5 billion FRF, was built to preserve the forest of Saint-Germain. The toll has a price that varies with the hours of the day. Free access to the motorway is given to drivers practising

carpool Carpooling (also car-sharing, ride-sharing and lift-sharing) is the sharing of car journeys so that more than one person travels in a car, and prevents the need for others to have to drive to a location themselves. By having more people usi ...

ing.

Route

The A14 autoroute begins in the west at Orgeval as a split from A13. It heads south-east through Poissy heading through its first tunnel and then a second with the D30 roundabout above it, and an onramp (6b) from the former enters the A14. Continuing east, there is an exit 6 to

Chambourcy Chambourcy () is a commune in the Yvelines department in the Île-de-France region in north-central France. It is located west of Saint-Germain-en-Laye and about west of Paris. Its inhabitants are called ''Camboriciens''. "Chambourcy", form ...

via the N13. Passing under the bridge of the Route de Poissy it heads south-east passing under another roundabout in Chambourcy that allows an onramp onto the A14 (6a). Shortly after this onramp, the A14 turns east then northeast passing through the southern end of the Foret Domaniale St-Germain-en-Laye as a tunnel. It exits the tunnel briefly at

just after passing under the N184 and D190 interchange before entering another tunnel and continuing under the forest. It exits the tunnel and forest near La Grille Royale and crosses the

Seine ) , mouth_location = Le Havre/Honfleur , mouth_coordinates = , mouth_elevation = , progression = , river_system = Seine basin , basin_size = , tributaries_left = Yonne, Loing, Eure, Risle , tributarie ...

river as the Viaduc Autoroutier de Montesson. After crossing the Seine, it heads in an easterly direction crossing over the D121 on the northern outskirts of

Montesson Montesson () is a commune in the Yvelines department in the Île-de-France region in north-central France. It is located in the western suburbs of Paris. Transport in Montesson is served by buses with T-tickets as well as by several Paris-suburba ...

before reaching the toll station at the Gare de Peage de Montesson. Leaving the toll booth, it enters a short tunnel under the Route de Saint-Germain D311, before passing through a set of three further short tunnels as the A14 passes through the suburbs of Carrieres-sur-Seine. Leaving the town it turns south-east crossing the Seine river again that is split by the Ile Fleurie. As the bridge ends, there is an exit to the A86 Nanterre or the D986 Nanterre Centre. Shortly after that exit, the A14 enters the Nanterre-La Defense tunnel heading east through

Nanterre Nanterre (, ) is the prefecture of the Hauts-de-Seine department in the western suburbs of Paris. It is located some northwest of the centre of Paris. In 2018, the commune had a population of 96,807. The eastern part of Nanterre, bordering t ...

passing under the A86 interchange. Just after passing under the interchange, inside the tunnel, the A86 South has an onramp to the A14. In the tunnel, under

La Defense LA most frequently refers to Los Angeles, the second largest city in the United States. La, LA, or L.A. may also refer to: Arts and entertainment Music * La (musical note), or A, the sixth note * "L.A.", a song by Elliott Smith on ''Figur ...

, there is an exit to the D914 followed shortly by a tunnel onramp from the N13 South and from the north, the D992 enters the A14 (Avenue de la Division Leclerc). The A14 exits the tunnel just before Pont de Neuilly and ends as it continues south-east as the N13 into Paris.

List of junctions

{, class="plainrowheaders wikitable" , - !scope=col, Department !scope=col, Location !scope=col, km !scope=col, mi !scope=col, Junction !scope=col, Destinations !scope=col, Notes , - , rowspan="5", Yvelines , rowspan="2", Poissy , 1.4 , 0.8 , , Poissy / Chambourcy , Eastbound entry only , - , 2.1 , 1.3 , , Poissy / Chambourcy , Eastbound entry / westbound exit , - , rowspan="2", Chambourcy , 2.9 , 1.8 , , Chambourcy , Eastbound exit only , - , 4.2 , 2.6 , , Chambourcy , Eastbound entry / westbound exit , - , rowspan="1", Montesson , 12.3 , 7.6 , Gare de Peage de Montesson , , Toll booth , - , rowspan="6", Hauts-de-Seine , rowspan="4", Nanterre , 15.7 , 0.0 , ,

Versailles The Palace of Versailles ( ; french: Château de Versailles ) is a former royal residence built by King Louis XIV located in Versailles, about west of Paris, France. The palace is owned by the French Republic and since 1995 has been managed, u ...

/ Saint-Denis , Eastbound exit A86 south / westbound entry A86 north , - , 16.6 , 0.0 , , Versailles / Saint-Denis , Entry from A86 south / westbound A86 north & south exit , - , 18.0 , 10.3 , ,

Puteaux Puteaux () is a commune in the western suburbs of Paris, France. It is located in the heart of the Hauts-de-Seine department, from the centre of Paris. In 2016, it had a population of 44,941. La Défense, Paris's business district hosting the ...

/ Nanterre , Eastbound exit D914 south / westbound entry D914 north , - , 19.5 , 12.1 , , Puteaux / Nanterre / La Garenne-Colombes , Eastbound entry / westbound exit D992 north , - , rowspan="2", La Defense , 19.7 , 12.2 , ,

Courbevoie Courbevoie () is a commune located in the Hauts-de-Seine Department of the Île-de-France region of France. It is in the suburbs of the city of Paris, from the center of Paris. The centre of Courbevoie is situated from the city limits of Par ...

/ Puteaux , Westbound entry D7 north/ eastbound exit D7 south , - , 20.1 , 12.5 , , La Defense , Eastbound entry N13 south / westbound exit N13 north , -

References

External links

A14 autoroute
in Saratlas {{Autoroutes A14