Recent shutdowns eliminated the last of the Orange Line's speed restrictions, according to MBTA General Manager Phil Eng.

The Massachusetts Bay Transportation Authority (MBTA) has completed critical track work on the Orange Line, lifting nine speed restrictions.

A service suspension last month allowed for unencumbered access to track areas, and crews were able to lift nine speed restrictions.

A 13-day suspension of service for maintenance on a portion of the Orange Line led to the lifting of 20 speed restrictions, the Massachusetts Bay Transportation Authority has announced. The ongoing, year-long Track Improvement Program has now reduced the amount of the MBTA rail transit system under speed restrictions to 1.

The MBTA’s Orange Line, which runs from Jamaica Plain in Boston to Malden, is free of slow zones for the first time in more than a decade, the transit agency announced Monday. The announcement from the T comes after stretches of the line were shuttered ...