Crowchild Trail is a major expressway in western Calgary, Alberta. The segment from the 12 Mile Coulee Road at the edge of the city to 16 Avenue NW (Trans-Canada Highway, Highway 1) is designated as Highway 1A by Alberta Transportation (although inside the City of Calgary the 1A designation is not signed except at the Alberta Transportation built interchange with Stoney Trail). The road is a critical north-south link in West Calgary for both downtown bound traffic and travel between the two quadrants of the city it passes through. Although planned to be one single freeway from Glenmore Trail to the city limits, the route is currently divided by a section of slow moving arterial road with four signalized intersections between 24 Avenue and Memorial Drive. This causes the freeway in the nort