UPDATE: The southbound US-27 on ramp at Signal Mountain Blvd. has been re-opened to traffic following a crash that overturned a tractor trailer carrying concrete Monday morning.
The southbound US-27 entrance ramp is closed with emergency crews on scene after a tractor-trailer overturned at the Signal Mountain Road exit.
WRCB has the story and live video footage.
We’ll continue to update this story as it develops.