O.C.G.A. 46-8-194 (2010)
46-8-194. Erection and maintenance of crossbuck signs at highway grade crossings; conformance of signs to Department of Transportation standards

By July 31, 1976, each railroad company shall erect and continue to maintain a reflectorized railroad crossbuck sign at each grade crossing where a railroad crossbuck sign is required by Georgia law to be erected. Such reflectorized railroad crossbuck signs shall conform to standards established by the Georgia Department of Transportation.