WATCH: Prudential Tunnel video shows moment concrete falls from ceiling during afternoon commute
Traffic was snarled in the Prudential Tunnel Friday afternoon after a large chunk of concrete fell from the roof of the busy ...
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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: Concrete falls inside Massachusetts highway tunnel
Authorities are on-scene after piece of concrete fell from the top of a downtown Boston tunnel on the road below.