An electronic device that was not provided by the railroad?
Personal electronic device.
A qualified employee certified certified to operate engines?
Engine service employee.
A yard terminal or other location, designated in the timetable, where repairs to engines and cars can be made?
Designated repair facility.
A yard terminal or other location, not a designated repair facility, where mechanical personnel are available to inspect and perform minor repairs to equipment?
A train not designated by timetable schedule or bulletin order. It may be designated either extra or passenger extra, the direction of travel must be included in the designation, for example east 2024 east?
Any train that is not a passenger train?
A reflector , flag, light,or highly visible end of train or marking device affixed to a train to indicate that the train was complete.
Equipment that may not shunt track circuits, including a single light engine, a single Mu car or a single pair of Mu cars, track cars and equipment indicated in the timetable special instruction?
A train made up of cars designed to carry passengers, baggage, mail, or express.
A train designated by timetable schedule or bulletin order?
Multiple unit cars coupled or an engine with or without cars, displaying a marker?
An arrangement of signals and appliances so interconnected that their movements must succeed each other in the proper sequence and for which interlocking rules are in effect.
The tracks between the extreme opposing signals of an interlocking?
In single track MBS territory the passing of trains in opposite directions at a siding?
A qualified employee assigned to a train or track car when the engineer, conductor, or track car driver is not qualified on the physical characteristics or rules of the railroad or portion of the railroad over which the movement is to be made?
The appearance of a fixed signal conveying an indication viewed from the direction of an approaching train, the appearance of a cab signal conveying an indication viewed in the engine control compartment?
A fixed signal indicating the limit of a block under MBS rules?
Block limit signal.
A blue light(lit or extinguished), blue flag, blue sign or an activated and illuminated integral blue light, displayed on a train or any piece of equipment, or at hand operated switches or on derails?
A signal located in the engine control compartment indicating a permissible speed?
A fixed signal capable of displaying a stop indication that is controlled by the RTC?
A fixed signal used to govern the approach to an interlocking signal?
A signal or sign of fixed location affecting the movement of trains or track cars
The information conveyed by the aspect of a signal?
The fixed signals of an interlocking?
An interlocking signal displaying other than stop signal?
Proceed interlocking signal.
Maximum authorized speed?
The maximum speed authorized by the operating rules and timetable.
Not exceeding 45 mph for passenger trains, and not exceeding 25 mph for other trains.
Not exceeding 30 mph for passenger trains, and not exceeding 25 mph for other trains.
Not to exceeding 15 mph.
Is a speed that will permit stopping within one half the range of vision, short of train, obstruction, derail or switch improperly lined, looking out for broken rail, and not to exceed 15 mph for the entire movement.
A place where a block limit signal is displayed?
A station where signals are remotely controlled from the operations center?
A place designated in the station pages of the timetable, where passengers are received or discharged?
A place designated in the station pages of the timetable by name?
An interlocked switch also equipped for hand operation?
Dual control switch.
A hand operated switch equipped with and electrically controlled device that restricts the movement of the switch?
Electrically locked switch.
Having the end of equipment in such proximity to a connecting track that insufficient clearance exists between tracks, and movement on connecting track would result in collision?
Equipment fouling a track.
Being in such proximity to a track that an individual, tools or equipment could be struck by a moving train or other on track equipment, or in any case within four feet of the nearest rail?
Fouling a track.
Any type of switch that can be operated by hand?
Hand operated switch.
A switch within interlocking limits, the control of which is interlocked with other functions of the interlocking?
A motor powered, non-interlocked switch that can also be operated manually?
Two moveable rails and necessary connections designed to permit movement from one track to another?
That portion of the railroad designated by timetable?
That portion of a line designated by timetable?
Order issued by authority of the Senior Vice President-Operations that contains temporary items affecting the movement of trains. Remain in effect until fulfilled of cancelled?
Order issued by authority of the Senior Vice President-Operations containing working limits stop sign locations(rule 22-a), temporary speed restrictions, bridge strikes and other safety critical instructions and information?
Notice issued by the authority of the Chief Transportation Officer that contains instructions that do not affect the movement or operation of trains?
Order issued by authority of the Senior Vice President-Operations that contains permanent changes in operating rules, the employee timetable or other operating manuals?
Notice issued by authority of the Senior Vice President-Operations that contains items of an advisory, explanatory and or cautionary nature related to operating rules, timetable and other instructions?
That part of the timetable that shows direction, train number, frequency and times for the movement of scheduled trains?
Order issued by authority of the Senior Vice President-Operations that contains all information remaining in effect from previously issued bulletin orders(exceptDTOBO's)?
Summary bulletin order.
The document containing line and system special instructions that affect the movement of trains and equipment, plus the employee operating schedule?
A track under the control of an RTC?
A method of establishing working limits on a non-controlled track by physically preventing the entry and movement of trains and equipment?
A track designated in the timetable where movements are authorized and controlled by block signal system or interlocking rules?
A track not under the control of the RTC?
Non controlled track.
A single main track in MBS territory?
A segment of track within defined limits upon which trains may operate only as authorized by the designated employee in charge?
An area consisting of one or more yard tracks, designated in the timetable, under the control of a yard master or other specified employee?
A track other than main track or siding, used for making up trains, storing cars and other purposes and where movements must operate at Restricted Speed not exceeding 10 mph?
A device which detects the frequency of the engineers movements and initiates a penalty brake application when the required frequency of such movement is not maintained or acknowledged?
The device in the controlling cab on which cab signals are shown?
Aspect display unit.
A system that initiates a penalty brake application if the engineer fails to acknowledge a more restrictive cab signal indication?
Automatic train stop.
A system that initiates a penalty brake application if the engineer fails to reduce speed in compliance with cab signal indications?
Automatic train control.
A method of operation, on tracks designated in the timetable, where movements are authorized and governed by interlocking signals, cab signals, instructions issued by the RTC or a combination of the above?
Centralized traffic control.
The apparatus by which the RTC controls switches, signals, and direction of traffic in CTC territory, and which displays track status and occupancy?
A type of ATC system found primarily on fright locomotives, that initiates a penalty brake application if the engineer fails to reduce speed in accordance with a defined braking profile?
Locomotive speed limiter.
A method of operation on tracks designated in the timetable, where movements are authorized and manually controlled by the RTC and governed by block limit signals and instructions on form m?
Manual block system.
The equipment on an engine or cab car that receives and displays cab signals and controls the speed of the train in accordance with that signal. Train control apparatus includes the cab signal unit, the aspect display unit, the automatic train control, the automatic train stop and all associated equipment?