BOSTON — If MBTA overseers ... to the 23 / 28 / 29 program and the findings gathered from the experience, the utility of additional limited-duration pilots selected on a route-by-route basis ...

More than half of the track on the MBTA's Green Line Extension requires ... At the same time, the Union branch was suspended for work on the Route 28 Squires Bridge.

and though it’s the only route on the list not being upgraded to a Frequent Bus Route, the MBTA said the buses on the route will run more often midday, in the evenings, and on weekends.