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LIRR Assistant Conductor DEFINITIONS
Block - correct answer Block- A length of track of defined limits, the use of which is governed by block signals, block-limit signals, automatic speed control or any combination thereof. Absolute Block - correct answer Absolute Block- A block established between block stations, block-limit stations, interlockings or any combination thereof which must not be occupied by more than one train except as provided by the rules. Automatic Block Signal System - correct answer Automatic Block Signal System- A block signal system wherein the use of each block is governed by an automatic block signal, the cab signal indicator or both. Block Signal System - correct answer Block Signal System- A series of consecutive blocks. Manual Block Signal System - correct answer Manual Block Signal System- A block signal system wherein the use of each block is governed by block signals controlled manually, by block-limit signals or both, upon information received by telephone, radio or other means of communication. Automatic Speed Control System (ASC) - correct answer Automatic Speed Control System (ASC)-
A system so arranged that its operation will automatically result in the following: A full service application of the train brakes if, while operating under a speed restriction, the speed of the train exceeds the predetermined rate. The application will continue until the train is either brought to a stop or, under the control of the engineer, its speed is reduced to the predetermined rate. Speed Controlled Train - correct answer Speed Controlled Train- A train equipped with the following speed control apparatus, a cab signal indicator, sealed application valve or switch, audible warning device and acknowledging switch, in operative condition for the direction in which it is to move. Engine - correct answer A unit propelled by any form of energy or a combination of units operated from a single control, used in road or yard service. Multiple Unit Equipment - correct answer Equipment capable of being propelled by electrical energy through the use of third rail contact shoes. Track Car - correct answer A roadway maintenance machine, not classified as an engine, which is operated on track for inspection or maintenance. It may not shunt track circuits or operate signals and will be governed by rules and special instructions for trains other than passenger trains. Interlocking (INT) - correct answer An arrangement of signals and signal appliances so interconnected that their movements must succeed each other in proper sequence and for which interlocking rules are in effect. Interlocking Limits - correct answer The tracks between the extreme opposing home signals of an interlocking. Pilot - correct answer An 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.
Inaccessible Track - correct answer A method of establishing working limits on tracks not controlled by the Train Dispatcher or Block Operator by physically preventing the entry and movement of trains. Job Briefing - correct answer When reporting for duty, employees whose duties require coordination with other employees must hold a job briefing to review operational and safety conditions. If these conditions change, employees must hold an additional job briefing to discuss the new conditions. Roadway Worker - correct answer An 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, electrical 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 responsible for their protection. Watchman/Lookout - correct answer A properly equipped employee that has been annually trained on roadway worker protection whose sole duty is to provide at least 15 seconds advanced visual and auditory warning of approaching trains or on-track equipment to roadway workers. Working Limits - correct answer A segment of track with definite boundaries upon which trains may move only as authorized by the roadway worker in charge of that segment of track. Limited Speed - correct answer A speed not exceeding 40 mph. Maximum Authorized Speed - correct answer The highest speed that is permitted over a specific portion of the railroad. It may be authorized by the special instructions of the current timetable, Rules of the Operating Department or any other publication authorized by the General Superintendent- Transportation. Medium Speed - correct answer A speed not exceeding 30 mph, except in ASC territory, train will be governed by speed displayed on the cab signal indicator not to exceed 40 mph.
Reduced Speed - correct answer A speed at which a train can be stopped short of another train or obstruction. Restricted Speed (RS) - correct answer A mode of operation, at which a train can be stopped within one half the range of vision, short of the next signal, another train, obstruction, derail, or switch improperly lined, looking out for broken rail or crossing protection not functioning, not exceeding 15 miles per hour. Slow Speed - correct answer A speed not exceeding 15 mph, except in ASC territory, train will be governed by speed displayed on the cab signal indicator not to exceed 30 mph. Automatic Safety Switch - correct answer A switch identified by a yellow switch stand. Trains may make trailing point moves through the switch without previously aligning it by hand UNLESS OTHERWISE SPECIFIED. Crossover - correct answer A track connection between two adjacent, not necessarily parallel tracks, consisting of a minimum of two switches, which is intended to be used primarily for the purpose of crossing over from one track to another. Derail - correct answer A track safety device, fixed or portable, designed to guide a car off the rails at a selected location on a track as a means of protection against collisions or other accidents. Dual Control Switch - correct answer A power-operated switch also equipped for hand operation. Electric Lock Switch - correct answer A hand-operated switch equipped with an electrical device that restricts the movement of the switch. Hand-Operated Switch - correct answer A switch that must be aligned by hand before a train makes a trailing point movement through the switch.
Speed Restriction Notice (SRN) - correct answer A notice issued to employees by the General Superintendent- Transportation. It will contain necessary speed restrictions and will be issued at a minimum of once per week. Schedule - correct answer The part of a timetable that prescribes direction, number and movement of a regular train. Timetable - correct answer The authority for the movement of regular trains SUBJECT TO THE RULES. It contains classified schedules and special instructions relating to the movement of trains. Controlled Siding - correct answer A designated track, the entrance and exit of which are governed by home signals. Current of Traffic - correct answer The movement of trains on a main track in one direction, as specified by special instruction. Main Track - correct answer A designated track upon which trains are operated by timetable, Form L or both or the use of which is governed by block signals. Industry Track - correct answer A track, or series of tracks, serving the needs of a commercial industry other than a railroad. Secondary Track - correct answer A designated track upon which trains may be operated without timetable or Form L authority, or block signals subject to the prescribed signals, rules and special instructions. Siding - correct answer A designated track adjacent to a main track for the meeting or passing of trains. Single Track - correct answer A main track upon which trains are operated in both directions. Two or More Tracks - correct answer Two or more main tracks upon which trains are operated AS DESIGNATED in the special instructions.
Yard - correct answer A system of tracks, other than main tracks, secondary tracks or sidings, used for making up trains, storing cars and other purposes. All movements are subject to prescribed signals, rules and special instructions. Yard Limits - correct answer A PORTION of single main track between yard limit boards, as specified by special instruction. Camp Car - correct answer Any on-track vehicle, except a wreck train, that is used to house railroad or contract employees. Extra Train - correct answer A train not authorized by a timetable schedule. It must be designated as: Passenger Extra - For passenger train extra Work Extra- For work train extra Track Car Extra-For track car extra Extra-For any other extra train except passenger extra, work extra or track car extra Passenger Train - correct answer A train carrying revenue passengers. Push-Pull Train - correct answer A train consisting of a bi-level cab control car at one end and a diesel or dual mode locomotive at the opposite end. Regular Train - correct answer A train authorized by a timetable schedule. Superior Train - correct answer A train having precedence over another train. Train - correct answer An engine or more than one engine coupled, with or without cars, displaying markers. Train of Superior Direction - correct answer A train given precedence in the direction specified as between opposing regular trains.
