Mass DOT Issues Contract to Design Green Line Extension

The Massachusetts Department of Transportation Board of Directors authorized a $45 million contract to design an extension of metro Boston transit's Green Line light rail into Somerville and Medford.

The contract, awarded to AECOM Technical Services, Inc. and HNTB Corporation, is for advanced preliminary and final design services on the Green Line Extension. The extension is expected to be a $1.3 billion project.

(More on design progress for the Green Line Extension . . . )

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