The Autoroute 50 (A50) is located in the Canadian province of Quebec , she km in length 159th The autoroute starts at Gatineau in the south of the province and ends at Mirabel , it therefore forms a connection between the two metropolises Ottawa and Montréal . As a core route, the route is part of the National Highway System
course
The route begins in the Hull district of Gatineau, the sister city of the Canadian capital Ottawa north of the Ottawa River , and heads north, it serves as a bypass around Gatineau. As far as Lachute , the route runs eastward in the valley of the Ottawa River. Passing Thurso and Lachute, the autoroute then opens up to Montréal Airport, the Aéroport International Montréal-Mirabel . It then crosses Autoroute 15 northeast of the airport and ends at Route 117 .