It is the major east-west corridor through the north side of the city.
There are 4 major corridors of light rail which the lines run on.
All the major corridors out of Boston are covered with agents and locals.
It forms one of the major water-traffic corridors in the city.
A third is the development of faster service in the major corridors.
It is one of the major corridors for traffic in Alexandria.
It is also on major corridors that link to all northern points.
Route 103 is a major commercial corridor in East Providence.
SR 21 is a major corridor in the areas it passes through.
Until the system can handle more traffic, flights in major corridors must be restricted.