Two firms say they can build the Green Line within budget
"Green Line extension back on track; cos. certify build within budget" (Boston Herald) "Two companies have certified that they can design and build the Green Line extension to Somerville within the MBTA’s cost limit of $1.3 billion, allowing the long-anticipated project to advance to the next stage, officials said." Transportation Secretary Stephanie Pollack: "And while there’s lots more work to be…