As an adjunct of any "limited access highway" or "freeway," the director of transportation, board of county commissioners, and municipal authorities may lay out and construct highways and drives, to be designated as service highways, to provide access from areas adjacent to a limited access highway or freeway, when they are deemed necessary in the public interest.
Service highways
Ohio Rev. Code Ann. § 5535.04, under Chapter 5535 | Types Of Highways.
Ohio Rev. Code Ann. § 5535.04