Quebec Autoroute 640

Autoroute 640 (or A-640) is a provincial superhighway that runs across the North Shore Region (paralleling the Rivière des Mille-Îles) from Route 344 in the Oka area to Route 138, where it ends as a four-lane expressway in Charlemagne. The road was designed to be northern bypass of the city of Montréal and was originally intended to cross the Lake of Two Mountains to connect to Autoroute 40 near Vaudreuil. It is currently 54.8 km (34.1 mi) long.

Autoroute 640
Map of Greater Montreal with the A-640 in red
Route information
Maintained by Transports Québec
Length53.2 km[1][2] (33.1 mi)
Existed1961[3]–present
Major junctions
West end Route 344 in Oka
  A-13 in Boisbriand
A-15 (TCH) in Sainte-Thérèse
A-40 in Charlemagne
East end Route 344 in Charlemagne
Location
Major citiesDeux-Montagnes, Saint-Eustache, Boisbriand, Sainte-Thérèse, Rosemère, Lorraine, Mascouche, Terrebonne
Highway system
← A-610→ A-720

A-640 begins at Chemin d'Oka (Route 344) at a traffic circle near Oka National Park, and terminates at a signalized at-grade intersection with Rue Émile-Despins (Route 344) in Charlemagne.

History

A-640 was built over the following timeline:

Exit list

The entire route is located in Laurentides. 

LocationkmmiExitDestinationsNotes
Oka0.000.00– Route 344 – Oka, Pointe-Calumet, Parc national d'OkaTraffic circle
Deux Montagnes2Saint-Joseph-du-Lac, Pointe-CalumetWestbound exit and eastbound entrance
8Boulevard des Promenades – Deux-Montagnes, Sainte-Marthe-sur-le-Lac
Saint-Eustache11 Route 148 (Boulevard Arthur-Sauvé) – Lachute, Saint-Eustache
1425e Avenue
Boisbriand16 A-13 south (Autoroute Chomedey) – Laval, Montréal, Aéroport P.-E.-TrudeauNorthern terminus of A-13; exit 22 on A-13
19BoisbriandWestbound exit is via exit 20
Sainte-Thérèse20 A-15 (TCH) (Autoroute des Laurentides) – Blainville, Saint-Jérôme, Montréal, Aéroport MirabelExit 20 on A-15
Rosemère22 Route 117 – Sainte-Thérèse, Blainville, Rosemère
Blainville24Montée Lesage / Chemin du-Bas-de-Sainte-Thérèse
Lorraine26LorraineAccess via Boulevard de Gaulle
Bois-des-Filion28 Route 335 – Bois-des-Filion, Sainte-Anne-des-Plaines
Terrebonne32Avenue UrbanovaEastbound exit and entrance
35Boulevard des Entreprises / Boulevard des Seigneurs
Mascouche38 Route 337 (Chemin Gascon) / Chemin des Anglais – Terrebonne, Mascouche
Terrebonne42 A-25 / Route 125 (Montée Masson) – Mascouche, Rawdon, MontréalSigned as exits 42S (south) and 42N (north); exit 25 on A-25
44Chemin Charles-Aubert / Rue Louis-Hébert
45Montée Dumais
Charlemagne52 A-40 (Autoroute Félix-Leclerc) – Montréal, Québec, Aéroport P.-E.-TrudeauSigned as exits 52E (east) and 52O (west)
– Route 344 – Terrebonne, RepentignyAt-grade intersection
1.000 mi = 1.609 km; 1.000 km = 0.621 mi

References
  1. Ministère des transports, "Distances routières", page (?), Les Publications du Québec, 2005
  2. "Répertoire des autoroutes du Québec" (in French). Transports Québec. Archived from the original on 2010-01-11. Retrieved 2008-02-23.
  3. "Répertoire des autoroutes du Québec" (in French). Transports Québec. Archived from the original on 2010-01-11. Retrieved 2012-01-15.

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