In addition to any other name prescribed in the Revised Code or otherwise, that portion of the road known as interstate route number eighty, commencing at the interchange of that interstate route and interstate route number seventy-six and proceeding in an easterly direction to the interchange of interstate route eighty and interstate route number six hundred eighty, within Mahoning county only, shall be known as the "Marine Sergeant James Prommersberger and Army Second Lieutenant Charles W. Brown Memorial Highway."
The director of transportation may erect suitable markers along the highway indicating its name.