Montana Title 33. Insurance and Insurance Companies § 33-1-226. Instrumentalities of transportation and commerce

(1) bridges, tunnels, and other similar instrumentalities, including auxiliary facilities and equipment attendant thereto;

(2) piers, wharves, docks, slips, drydocks, and marine railways;

(3) pipelines, including on-line propulsion, regulating, and other equipment appurtenant to such pipelines but excluding all property at manufacturing, producing, refining, converting, treating, or conditioning plants;

(4) power transmission, telephone, and telegraph lines, excluding all property at generating, converting, or transforming stations, substations, and exchanges;

(5) radio and television communication equipment in use as such, including towers and antennas with auxiliary equipment, and appurtenant electrical operating and control apparatus; and

(6) outdoor cranes, loading bridges, and similar equipment used to load, unload, and transport.