Tennessee Code Title 54. Highways, Bridges and Ferries § 54-11-220

(a) The bridge shall be located upon or near and convenient to a public highway traversing the county, due regard being had both to the advantages of location and convenience of the citizens of the county having to pass over the bridge.

(b) The bridge shall be forever free to all persons, vehicles, and stock that may pass over the bridge, and shall be kept up and maintained by the municipality within which it is located.