The U.S. Dept. of Transportation on Dec. 21 granted the MBTA a $100-million installment of a $1-billion grant for the 4.7-mile light-rail line from Cambridge to Medford. 

Development of the Suffolk Down racetrack is moving forward whether or not Amazon opts to build its second headquarters in Boston.

A high-rise tower with mixed-income apartments will soon rise in Cambridge’s Central Square above existing brick and other low-rise buildings that harken back to earlier days.

Steel interests have misgivings about the fairness of a California law, enacted last month, intended to minimize carbon footprints of certain construction materials used in state-funded building projects by requiring all products to have a global warming potential less than the industry average. 

Pittsfield, Maine-based Cianbro Corp. recently began structural repair and restoration work on the Portsmouth Naval Shipyard.

A young Boston-area start-up, ManufactOn has entered into a non-exclusive partnership with Autodesk, which plans to integrate ManufactOn's cloud and mobile software for optimizing materials and prefabrication supply-chain management with Autodesk's BIM 360 construction management platform. The partnership was announced on Sept. 18.

The University of Maine’s Volturnus offshore floating wind-turbine design has passed a two-year review by the American Bureau of Shipping, the university announced in a Sept. 14 statement.