I-95 exit 87 southbound onto Highway 17 in Richmond Hill will be closed for a time on Sunday.
The down time will allow a Georgia Power crew to replace a lighting structure.
Motorists will be still be able to get to businesses and residences in the area.
The signed detour will route southbound traffic to ramp 90, turning left on to Highway 144 and continuing to the intersection of Highway 17, turning right on to Highway 17 and back to the affected area. Highway 17 traffic should still be able to get on the interstate at the intersection.