The portion of State Highway 30 beginning at the northern municipal limits of the town of Sweetwater extending north to the intersection of State Highway 30 and E 1060 Road in Roger Mills County shall be designated as the "SP4 Alfred Dean Hildebrand Memorial Highway". The Department of Transportation shall cause suitable permanent markers bearing that name to be placed on the highway.
Okla. Stat. tit. 69, § 1698.323