Arlington Advocate: Green Line petition Post published:June 11, 2008 Post category:Green Line “Next stop, Arlington?” The petition to extend the Green Line to Route 16 is getting good participation in Arlington. You Might Also Like Two firms say they can build the Green Line within budget October 24, 2017 State selects new location for Green Line maintenance facility May 17, 2010 State announces public Green Line workshops May 4, 2010