PITTSBURGH, ALLEGHENY COUNTY (WBRE/WYOU-TV) Barges broke lose in Pittsburgh Monday morning.
Officials from the Allegheny County Port Authority said one of the barges may have hit a bridge.
That prompted the shut-down of light rail service.
Officials say they needed to inspect the bridge for damage.
Other bridges were closed out of caution.
It’s not clear when the bridges will re-open.
