Tennessee Code Title 13. Public Planning and Housing § 13-20-302

(1) “Cost of relocation” means the entire amount paid properly attributable to such relocation, after deducting therefrom any increase in the value of the new facility and any salvage value derived from the old facility;

(2) “Public service facility” means any sewer, pipe, main, conduit, manhole, cable, wire, pole, tower, building, or utility appliance owned or operated by a utility;

(3) “Relocation” means any horizontal or vertical movement of utility facilities intact and any protective measures taken or the construction of new or additional facilities, with or without contemporaneous removal and salvage of old facilities, including removal, readjustment, rerouting, or changing the grade of or alternating the construction of any public service facility, either temporarily or permanently, whether or not such relocation is made necessary by the closing of any highway, street, public alley or public right-of-way or the taking of easements whether publicly or privately owned; and

(4) “Utility” includes all utilities either public, private, or cooperatively owned which furnish utility service including, but not limited to, water, electric power, sanitary sewers, storm sewers, steam power, gas, and telephone or telegraph service, through a system of pipes, conduits, cables, or wires devoted to public utility service.