Traffic Control
Georgia DOT provides local governments, engineers and citizens with general information about traffic control on state maintained highways.
GA 400 Shoulder Lanes
Beginning on Monday, May 14, 2012, Georgia DOT will allow southbound motorists to drive on the outside (far right) shoulder lane during morning commute hours. Motorists may use the lanes only between the hours of 6:30 a.m. to 9:30 a.m., Mondays through Fridays.
Learn more
Intersection Types
State Highway Programs
Access Management
Policies & Manuals