LET Day 13 Review 5/14

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  1. General signal rules apply where special instructions, dispatcher message, or Form EC-1 designate what authorities for movement are in effect?
    • TWC-ABS Track Warrant Control with Automatic Block Signals
    • YL-S Main Track Yard Limits Signaled
    • COT Current of Traffic
    • TC Traffic Control
    • CP Control Point
    • ref 504.1
  2. How must trains approach the beginning of signaled territory?
    • Prepared to comply with the first signal
    • ref 504.2
  3. Movements not governed by fixed signal indication must receive permission of the Train Dispatcher. Once the Train Dispatcher gives permission: (1) At what speed may you proceed? (2) How far does the required speed apply?
    • 1. Restricted speed
    • 2. To the next signal or to the end of signaled territory if the movement is to enter non-signaled territory
    • ref 504.3
  4. You are operating on an Approach signal. The next signal is Clear. When may you act on the Clear indication?
    • When next governing signal can be plainly seen
    • Rear of movement has passed through all crossovers and turnouts, AND
    • Train is not required to operate at restricted speed
    • ref 504.4
  5. How far does a signal requiring restricting speed apply?
    • Until leading end of train reaches next governing signal
    • ref 504.5
  6. When a signal aspect requiring Restricted Speed is displayed when moving into non-signaled territory, it will apply until:
    • Entire movement clears turnouts and crossovers, AND
    • Leading end of the train reaches the end of signaled territory
    • ref 504.5
  7. Should it be observed that a train fails to actuate a signal to display the proper aspect, what is the necessary procedure?
    • Stop
    • Attempt to stop other trains involved, AND
    • Notify Train Dispatcher
    • ref 504.6
  8. What are you required to do if you stop less than one locomotive length short of an Absolute signal?
    • Get permission from Train Dispatcher to proceed
    • ref 504.7
  9. At what speed must a train proceed when it is stopped for any reason after passing a block signal (not requiring restricted speed) in COT, TC, & CP territory?
    • Proceed prepared to stop at the next signal, and
    • Do not exceed 40 MPH, unless governed by a slower speed
    • ref 504.8
  10. You pass a Clear indication on a signal governing the approach to a home signal not at a railroad crossing at grade or the beginning of signal territory. If your train's speed is reduced to 10 MPH, how must you approach the home signal?
    • Approach home signal prepared to stop,
    • Not exceed 40 MPH unless governed by a slower speed, AND
    • Resume the speed authorized by the distant signal when the home signal is seen to display a proceed indication
    • ref 504.9b
  11. You pass a Clear indication on a signal governing the approach to a railroad crossing at grade. If your train speed is reduced to 15 MPH after passing the Clear signal, how must you approach the signal at the railroad crossing at grade?
    • Prepared to stop
    • ref 504.9a
  12. What authorization is needed to open a switch to a signaled track?
    • Signal Indication, or
    • Permission of Train Dispatcher
    • ref 504.13
  13. You have been given permission to take the power-operated switches off of power and place them in hand operation. How may you operate by the Stop signal that governs the switch?
    • Can go by Stop signal without permission at Restricted Speed
    • ref 504.15
  14. After restoring the switches to motor or power position, how may a train proceed?
    • Signal Indication, or
    • Permission of the Train Dispatcher
    • ref 504.15
  15. If a train has permission of Train Dispatcher to make a reverse movement within limits of the same block, how must the movement be made?
    • Restricted Speed with a crewmember located on the rear of the movement
    • ref 504.16
  16. How can a train make a reverse movement within the limits of the same block without permission of the train dispatcher?
    • Restricted Speed, AND
    • A crewmember or other qualified employee is positioned on the ground ahead of the leading end prepared to stop any opposing movement
    • ref 504.17
  17. What is required if a train passes a Stop signal without permission?
    • Notify Train Dispatcher, AND
    • Provide warning against approaching trains
    • ref 504.20
  18. What must you do if a signal displays a Stop aspect unless the reason for such aspect is apparent?
    • Promptly notify Train Dispatcher
    • ref 504.19
  19. What must you have in order to pass a Stop Signal?
    • Permission from Train Dispatcher
    • ref 504.21
  20. Can you pass a stop signal without permission of Train Dispatcher when necessary to recouple to your train located immediately beyond the signal and no power operated switches are involved?
    • Yes
    • ref 504.21
  21. If a train operating on a signal indication more favorable than Approach encounters a Stop signal or a signal requiring Restricted Speed, what must the train do?
    • Comply with signal indication consistent with good train handling unless conditions require and emergency brake application, AND
    • Report incident to Train Dispatcher
    • ref 504.27
  22. Promptly report a signal imperfectly displayed to the train dispatcher and regard the signal as the most restrictive indication that can be conveyed by that signal, unless
    • One or more lower units of a color light signal aspect is dark, the aspect is to be observed as though the lights that should be displayed wre displayed RED. Does not apply to C-1290(a)
    • ref 504.28d
  23. If, during the course of your trip, you discover a signal that is imperfectly displayed or do not find a fixed signal where one is usually displayed, what must you do?
    • The most restrictive indication that can be given by that signal governs the movement
    • Report absence of signal to Train Dispatcher
    • ref 504.29
  24. Train crews observing an improper signal aspect permitting a train to proceed must:
    • Bring train to a safe and normal stop before passing signal,
    • Notify Train Dispatcher and be governed by his instructions, AND
    • Provide warning for approaching trains until relieved by Train Dispatcher
    • ref 504.30
  25. Obtain permission from the train dispatcher to assist a standing train. After receiving permission from the train dispatcher, a locomotive may be permitted in the same block to assist a standing train provided:
    • Train dispatcher is informed that a clear understanding exists between all crewmembers as to the location of the standing train
    • A crewmember of the standing train provides warning against the assisting locomotive
    • ref 504.31
  26. What information must you give the train dispatcher when leaving equipment unattended on a controlled track?
    • Specific locations of both ends of equipment
    • Identifying initials and number of the locomotive or the car at each end of equipment
    • Total number of locomotives and cars, AND
    • The information provided is confirmed to be correct by all crewmembers
    • ref 504.32
  27. What must you do when the Train Dispatcher grants authority to remove unattended equipment from a controlled track once the Train Dispatcher verifies that a clear understanding exists among crewmembers as to the location of the standing equipment?
    • Stop one-quarter mile from the standing equipment, AND
    • Approach the location of the standing equipment at Restricted Speed
    • ref 504.33
  28. When removing unattended equipment from a controlled track, advise the train dispatcher of:
    • Number of locomotives and cars moved, AND
    • Identifying initials and number of locomotive or car at each end of equipment
    • ref 504.34
  29. Special Instructions, Dispatcher Message, or Form EC-1 may temporarily remove block signals and signal rules from service. When signal system is suspended, what must happen?
    • Establish an alternate method of operation, AND
    • Notify all trains affected
    • ref 504.36
  30. Unless otherwise specified, when signals are temporarily removed from service, trains must:
    • Approach all Absolute signals prepared to stop and not pass these signals without permission of train dispatcher
    • Stop at drawbridges and railroad crossings at grade and be governed by rules or special instructions in effect for that location
    • Approach all public crossings at grade that are equipped with automatic grade crossing warning devices prepared to stop and provide protection
    • Examine switch points of spring switches to confirm they are lined and switch is locked before making a facing point movement, AND
    • Operate switches and derails in accordance with rules governing operating switches and derails by hand
    • ref 504.37
  31. Under certain conditions, what may fail to activate the block signals or highway-rail crossing at grade warning devices? (shunting signal)
    • Single car or single light locomotive
    • ref 504.38
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LET Day 13 Review 5/14
2014-05-09 03:17:17

LET Day 13 Review
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