: Debuting in 1897 as the Tremont Street Subway, it predates the New York City Subway and continues to serve as a vital light rail artery.
: Decades of deferred maintenance led to a "state of good repair" backlog totaling billions of dollars. : Debuting in 1897 as the Tremont Street
The MBTA operates the .
: Derailments, runaway trains, and infrastructure failures eventually triggered a rare intervention by the Federal Transit Administration (FTA) in 2022 to assume safety oversight. 📈 The Turnaround Era (2023–Present) : Debuting in 1897 as the Tremont Street
