LET - DAY 7 Quiz

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LET - DAY 7 Quiz
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LET - DAY 7 Quiz
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  1. While at a location other than the train's original terminal, which of the following conditions will require a Class III Brake Test?

    A.  A car or solid block of cars previously given a Class I test and not off air more  than 4 hours is added to the train.

    B.  A change in locomotive or caboose.

    C.  A car or solid block or cars is removed from the train.


    D.  A train separated and recoupled without any consist change.
    All of the Above.

    (ref 5205A)
  2. To avoid an overcharge condition to your train what would you do while doubling or coupling cars to your train?
    Make a FULL SERVICE reduction before an ANGLE COCK is opened.

    (ref 5005A)
  3. During an air brake test, the most efficient of which methods will be used to determine the air pressure at the rear of the train or cut of cars?  (4 Items)
    A.  Telemetry that has been qualified.

    B.  An air gauge on a locomotive coupled to the rear of the train.

    C.  An air gauge on the EOT.

    D.  An accurate hand-held air gauge.

    (ref 5104)
  4. While en route, each train must have operative air brakes on ___% of it's cars?
    85%

    (ref 5002C)
  5. When adding a helper to a train, before coupling the brake pipe hoses and opening any angle cocks, what must be done in regards to the AUTOMATIC BRAKE?
    Cut Out

    Handle Off position

    (ref 5603)
  6. When in Helper Service and a back-up movement exceeds one mile, who must control the trains air brakes?
    The Engineer of the HELPER locomotive.

    (ref 5602C)
  7. When in Helper Service, the lead engineer must make certain that all other engineers are informed of what?  (3 Items)
    A.  Planned Speed Changes.

    B.  Signal Indications.

    C.  Any other condition that may affect train movement.

    (ref 5601A)
  8. Only locomotives with which type of couplers can be used for Helper Service?
    Alignment Control Couplers.

    (ref 5602A)
  9. When a locomotive is stopped, do not move the locomotive when the MAIN RESERVOIR is within ___ PSI of the BRAKE PIPE?
    15 PSI.

    (ref 5060A)
  10. If the locomotive is moving, stop the movement when the MAIN RESERVOIR pressure falls to within ___ PSI of the BRAKE PIPE pressure?
    10 PSI.

    (ref 5060A)
  11. While on line-of-road service, your train stops at an industry and sets out a car.  No changes were made to the consist.  What type of brake test should be performed after recoupling back to your train?
    Class III - Trainline Continuity.

    (ref 5205B1)
  12. The MAIN RESERVOIR pressure is within 15 PSI of the Regulating Valve Setting.  To increase the air compressor output on a locomotive consist with a least one Electrically-Driven Air Compressor, what should be done with the REVERSER and THROTTLE?
    REVERSER centered

    THROTTLE in position 1.

    (ref 5060B)
  13. MAIN RESERVOIR pressure must be at least ___ PSI more than the BRAKE PIPE pressure for the air brake to work properly?
    15 PSI.

    (ref 5060)
  14. The MAIN RESERVOIR pressure should be between ___ and ___ PSI?
    130 and 145 PSI.

    (ref 5060)
  15. A.  While using qualified telemetry, how can it be observed that the brakes are applying on the rear of the train?


    B.  How can it be observed that the brakes are applying on the rear of the train?
    A.  a 5 PSI BRAKE PIPE reduction.


    • B.  a 5 PSI BRAKE PIPE increase.
    • (ref 5105)
  16. What 3 methods can determine that air brakes at the rear of the train have been applied or released?
    1.  Telemetry that is qualified as accurate shows a 5 PSI reduction/increase in BRAKE PIPE pressure.

    2.  Cylinder Piston Travel.

    3.  Observing a BRAKE PIPE gauge at the rear of the train.

    (ref 5105)
  17. A.  If a freight car fails an air brake retest at the originating location, what should be done with the car?

    B.  If a freight car fails an air brake retest at an intermediate location, what should be done with the car?
    A.  Set the car out.

    B.  Once tagged, it may be moved to the NEAREST repair location.

    (ref 5211)
  18. When completing a Brake Test Certificate for a Class I Brake Test, what 4 items should be included on the Certificate?
    1.  Date and Time inspection was made.

    2.  Number of cars inspected.

    3.  Name of qualified person performing the test.

    4.  Location where test was performed.

    (ref 5212A)
  19. What 3 requirements must a train meet to qualify for Two-Way Telemetry Operation?
    1.  Controlling locomotive must have an operative HTD capable of Two-Way.

    2.  Rear car must have operative EOT capable of Two-Way.

    3.  Readouts between HTD & EOT must NOT differ by more than 3 PSI.

    (ref 5752)
  20. To Make a Helper Service Brake Test, what should be done with the BRAKE PIPE if:

    1.  Train brakes are applied?

    2.  Train brakes are released?
    1.  Make an additional 10 PSI reduction.

    2.  Make a 20 PSI reduction at the controlling  locomotive.

    (ref 5207B)
  21. To perform an air brake test using telemetry, the train must be equipped with what 3 items?
    1.  Controlling locomotive must have an operative HTD.

    2.  Rear car must have an operative EOT.

    3.  Readouts between HTD and EOT must NOT differ by more than 3 PSI.

    (ref 5751)
  22. During a TRANSFER TRAIN Brake Test, after a 20 PSI reduction, what msut be verified?
    Air Brakes apply on all cars.

    (ref 5206B)
  23. When handling cars that will be attached to the rear of the train, before cutting air into cars, adjust the BRAKE PIPE pressure to ___ PSI below standard pressure for train being coupled to, and make what type of BRAKE PIPE reduction after coupling to but before the angle cock is opened to the main body of the train?
    15 PSI.

    Full Service.

    (ref 5005C)
  24. When must the emergency capability of Two-Way Telemetry be tested?
    When either or both devices are installed.

    (ref 5850)
  25. TRUE or FALSE:

    While the train or engine is moving, the engineer must not adjust the regulating valve on the controlling locomotive, or cut out a brake valve on the controlling locomotive?
    TRUE.

    (ref 5007)
  26. While performing a Class I Brake Test, how much of a reduction is made to the BRAKE PIPE?
    20 PSI.

    (ref 5202A)
  27. 1.  While performing a Class I Brake Test, how much should the rear car's BRAKE PIPE pressure be charge up to on a freight train?

    2.  ...on a passenger train?
    1.  75 PSI.

    2.  95 PSI.

    (ref 5202A)
  28. What is the preferred method for test BRAKE PIPE leakage on CSX?
    Air Flow Method.

    (ref 5202A)
  29. When are Class I Brake Test required?  (7 Items)
    1.  Where the train is originally made up.

    2.  When the train's consist has changed.

    3.  When the train has been off air for more than 4 hours.

    4.  When a Cycle Train has traveled more than 3000 miles since it's last Class I Brake Test.

    5.  The train is received at interchange and the consist is changed.

    6.  Cars are picked up at an intermediate location not designated by Special Instructions.

    7.  The train is an Extended Haul Train that has traveled 1500 miles as designated by Special Instructions.

    (ref 5203)
  30. Freight trains that meet one of the following conditions do not require Two-Way Telemetry:

    1.  With 4000 trailing tons or less operating on less than ___% grade, not exceeding 30 MPH.

    2.  With more than 4000 trailing tons operating on less than ___% grade, not exceeding 30 MPH.
    1.  2%

    2.  1%

    (ref 5701)
  31. TRUE or FALSE:

    POSITIVE TRAIN CONTROL is an On-Board System that provides a safety overlay working in coordination with existing train operation, functions, rules and methodologies?
    TRUE.
  32. TRUE or FALSE:

    TRIP OPTIMIZER functions as a Primary Method for Operation of a Rail Line and is a Signal, a method of Train Control and/or PTC system?
    False.
  33. ______  ______ is defined as:

    •  A more efficient use of manpower and equipment.

    •  A way to lower operating cost per tonnage per mile.

    •  A way to reduce draw bar forces.

    •  A faster air braking application and release (up to 30% faster than conventional means).

    •  A way to safely handle longer and heavier trains through undulation and grade territory that would present major problems for conventional trains.
    Distributed Power.

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