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MassDOT says freeze-thaw cycle made concrete come loose in Prudential Tunnel in Boston
MassDOT said a section of "non-structural concrete at an expansion joint" under Huntington Avenue fell into a travel lane Friday afternoon. WBZ-TV's Beth Germano reports.
Video shows concrete falling from Boston's Prudential Tunnel, damaging several vehicles
Concrete debris fell from the Prudential Tunnel in Boston Friday afternoon, damaging several vehicles. The incident was ...