Tennessee Code Title 54. Highways, Bridges and Ferries § 54-16-102

(a) The highway authorities of the state, counties, cities, and towns, acting alone or in cooperation with each other or with any federal, state, or local agency, or any other state having authority to participate in the construction and maintenance of highways, are authorized to plan, designate, establish, regulate, vacate, alter, improve, maintain, and provide controlled-access facilities for public use wherever the authority or authorities are of the opinion that traffic conditions, present or future, justify the special facilities; provided, that within cities and towns the authority shall be subject to municipal consent as may be provided by law.

(b) The highway authorities of the state, counties, cities, or towns, in addition to the specific powers granted in this chapter, also have and may exercise, relative to controlled-access facilities, any and all additional authority now or hereafter vested in them relative to highways or streets within their respective jurisdictions.

(c) The authorities may regulate, restrict, or prohibit the use of the controlled-access facilities by the various classes of vehicles or traffic in a manner consistent with § 54-16-101.