UPDATE: Press release has been updated to reflect a new date for the lane shift.
Columbia, S.C. (December 4, 2025) - SCDOT will shift traffic lanes overnight on US 378 at Twelve Mile Creek in Lexington County. The lane shift will be completed ahead of early morning traffic on Tuesday, December 9. Two lanes of traffic will remain open in each direction throughout bridge construction.
Signs will be placed and lanes will be painted to direct traffic through the area. SCDOT asks that drivers slow down and pay attention when driving near the work zone.
New US 378 Traffic Pattern in Lexington Starting December 5
