LIRR BLOCK OPERATOR questions and answers graded A+ 2023/2024
LIRR BLOCK OPERATORBlock - correct answer A length of track of defined limits, the use of which is governed by block signal, block limit signal, automatic speed control , or any combination thereof. Absolute Block - correct answer A block established between block stations, block limit stations, interlocking or any combination thereof which must not be occupied by more than one train except as provided by the rule. Block Signal System - correct answer A series of consecutive block. Automatic speed control system. - correct answer A system so arranged that is operational will automatically result in the following: a full service application of the train brakes if, while operating under a speed restrictions, 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, it's speed is reduced to the predetermined rate. Multiple unit equipment. - correct answer Equipment capable of being propelled by electrical energy through the use of that third rail contact shoes. Track car. - correct answer I roadway maintenance machine, not classified as an engine, which is operated on track for inspection or maintenance. It may not shunt track circuits or operated signals and will be governed by rules and special instructions for trains other than passengers trains. Interlocking - correct answer An arrangement of signals and signal appliances so interconnected that their movement must succeed each other in the proper sequence and for which interlocking rules in effect. Interlocking limits - correct answer The tracks between the extreme opposing home sgnals of an interlocking. Aspect - correct answer The appearance of the fixed signal which conveys an indication as viewed from the direction of an approaching train; the appearance of a cab signal indicator as viewed in the engines control compartment. Indication - correct answer The infirmation conveyed by the aspect of for signal. Home Signal - correct answer A fixed signal that displays stop as its most restrictive aspect and governs the entrance to a route or block. Interlocking System - correct answer The fixed signals of an interlocking. Foul Time - correct answer A method of established working limits on a main track, secondary track or siting in which a roadwayworker is notified by the train dispatcher through The block operator that no trains Will operate within that working limits established on that track until the roadway worker reports clear of the track. 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. In these conditions change, employees must hold a additional job briefing to discuss the new conditions. Working limits - correct answer A segment of track which defined boundaries upon which trains may move only as authorized by the roadway worker in charge of that segment of track. Restricted speed - correct answer A mode of operation, at which a train can be stopped within one half of 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. Crossover - correct answer I tracked 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. Interlocking switch - correct answer Switch within interlocking limits controlled by the block operator or train dispatcher working in conjunction with Interlocking signals and other interlocking appliances.
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