49 C.F.R. § 220.5 Definitions.
Title 49 - Transportation
As used in this part, the term: Adjacent tracks means two or more tracks with track centers spaced less than 25 feet apart. Control center means the locations on a railroad from which the railroad issues instructions governing railroad operations. Division headquarters means the location designated by the railroad where a high-level operating manager (e.g., a superintendent, division manager, or equivalent), who has jurisdiction over a portion of the railroad, has an office. Employee means an individual who is engaged or compensated by a railroad or by a contractor to a railroad, who is authorized by a railroad to use its wireless communications in connection with railroad operations. Immediate access to a radio means a radio on the employee's person, or sufficiently close to the employee to allow the employee to make and receive radio transmissions. Joint operations means rail operations conducted by more than one railroad on the track of a railroad subject to the requirements of §220.9(a), except as necessary for the purpose of interchange. Locomotive means a piece of on-track equipment other than hi-rail, specialized maintenance, or other similar equipment— (1) With one or more propelling motors designed for moving other equipment; (2) With one or more propelling motors designed to carry freight or passenger traffic, or both; or (3) Without propelling motors but with one or more control stands. Lone worker means an individual roadway worker who is not being afforded on-track safety by another roadway worker, who is not a member of a roadway work group, and who is not engaged in a common task with another roadway worker. Mandatory directive means any movement authority or speed restriction that affects a railroad operation. Railroad operation means any activity which affects the movement of a train, locomotive, on-track equipment, or track motor car, singly or in combination with other equipment, on the track of a railroad. Roadway worker means any employee of a railroad, or of a contractor to a railroad, whose duties include inspection, construction, maintenance or repair of railroad track, bridges, roadway, signal and communication systems, electric traction systems, roadway facilities or roadway maintenance machinery on or near track or with the potential of fouling a track, and flagmen and watchmen/lookouts. System headquarters means the location designated by the railroad as the general office for the railroad system. Train means one or more locomotives coupled with or without cars, requiring an air brake test in accordance with 49 CFR part 232 or part 238, except during switching operations or where the operation is that of classifying and assembling rail cars within a railroad yard for the purpose of making or breaking up trains. Working radio means a radio that can communicate with the control center of the railroad (through repeater stations, if necessary to reach the center) from any location within the rail system, except: (1) Tunnels or other localized places of extreme topography, and (2) Temporary lapses of coverage due to atmospheric or topographic conditions. In the case of joint operations on another railroad, the radio must be able to reach the control center of the host railroad. Working wireless communications means the capability to communicate with either a control center or the emergency responder of a railroad through such means as radio, portable radio, cellular telephone, or other means of two-way communication, from any location within the rail system, except: (1) Tunnels or other localized places of extreme topography, and (2) Temporary lapses of coverage due to atmospheric or topographic conditions. In the case of joint operations on another railroad, the radio must be able to reach the control center of the host railroad. [63 FR 47195, Sept. 4, 1998, as amended at 65 FR 41305, July 3, 2000]
Title 49: Transportation
PART 220—RAILROAD COMMUNICATIONS
Subpart A—General
§ 220.5 Definitions.
