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Commonwealth Avenue Bridge Replacement

Updated on September 25, 2018

Work crew on the eastbound side of Comm Ave Bridge

About the Project

Status: Complete
Timeline: 2017-2018

In the summer of 2018, crews successfully replaced the westbound portion of the Commonwealth Avenue bridge deck. Throughout the fall of 2018, crews will wrap up remaining bridge work, which may impact traffic during off-peak hours. Work is not expected to impact MBTA service, but any changes and updates will be provided here and at

Learn about MassDOT’s Commonwealth Avenue Bridge Replacement