Interview with Green Line Extension project manager John Dalton Post published:March 24, 2019 Post category:Green Line Joe Lynch interviews John Dalton about bridge closures, ADA compliance, and station design. You Might Also Like Union Square Green Line station: maps and community priorities February 16, 2008 Somerville, Medford, and the Green Line January 28, 2010 Boston MPO adds Green Line to Regional Transportation Plan September 24, 2009