MBTA outlines hybrid approach on rail electrification
Service would probably not start until 2032
By 
THE MBTA’S current plan for electrifying its commuter rail system calls for a hybrid approach using trains that draw power from overhead wires but also have the capability of running off batteries in tunnels, bridges, or on stretches of track where overhead wires are not feasible. In a brief presentation to the MBTA board of(...)