The route was established around 1967, and has not been changed since.

Over the course of nearly a century, several more class 3 and 4 routes were established.

The current route of the S 2 was established in 2009.

Several new routes were established, including the 939, 946 and 955.

The route was established as a state highway May 12, 1931.

The route was established in the 1920s without the current gap.

The present route, south of this ancient road, became established in the 17th century.

The route was established in the 1920s and paved by 1938.

The route was established in 1924 along its current alignment.

It would also be the first new station built along the main line in Connecticut since the route was established about a century ago.