Green Line bridge construction underway Post published:May 6, 2013 Post category:Green Line Phase I work is underway, including utility work and excavation support work northeast of Harvard Street Bridge in Medford. You Might Also Like Capuano: Cities should pitch in for future transportation improvements May 20, 2016 Residents’ thoughts on the change that the Green Line will bring April 4, 2009 Green Line update: Feds pretty happy, MBTA hiring October 7, 2016