 Barlow Trail was the primary route to the Calgary International Airport until the 2001 completion of Airport Trail, where the primary north-south entrance to the airport was diverted to the Airport Trail via the Deerfoot Trail.Barlow Trail functioned as an alternate route to the airport until April 3, 2011, where the section of Barlow Trail between 48 Avenue NE and Airport Road was permanently closed in order to provide space for a new runway.In the late 2000s, as part of the construction of the northeast portion of Stoney Trail, access to Rocky View County was closed.