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Union Pacific questions with complete solutions, Exams of Transportation Engineering

Virginia State University (VSU)Transportation Engineering

Union Pacific Questions With Complete Solutions

Typology: Exams

2025/2026

Available from 03/29/2026

KEYS000
KEYS000 🇺🇸

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Union Pacific -- GCOR
1.
Track
Bulletin:
A notice of conditions affecting train movement.
2.
How
are
Track
Bulletins
issued?:
Track
Warrant
designed
to
deliver
them.
3.
Form
A
Track
Bulletin:
Used to restrict movement (Speed) because of track conditions or structures.
4.
Form
B
Track
Bulletin:
Used to stop movement of trains into an area where men or equipment are fouling
the
track.
5.
Form
C
Track
Bulletin:
Used as somewhat of "catch-all". Used to report certain conditions of equipment,
inform
crews of contractors working near the tracks, or for system wide notifications.
6.
What can be changed on a Track Warrant for Bulletins?: (T.E.D.D) Train Symbol, Engine
ID, Direction,
Date, and Number on Warrant
7.
Form
A
Track
Bulletin
Flag
Colors:
Yellow
and
Green
8.
Yellow
Flag
indicates
what?:
There
is
a
condition
on
track
in
that
area
that
prevents
maximum
train
speed.
9.
When can the train resume speed after passing through mileposts designat
ed within Form A
Track Bulletin?: When the rear end of train clears last milepost
10.
Form B Track Bulletin Flag Colors: Yellow & Red Flag and Red Flag
11.
Form
C
Track
Bulletin:
No flags associated with
pf3
pf4

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1 /

Union Pacific -- GCOR

  1. Track Bulletin: A notice of conditions affecting train movement.
  2. How are Track Bulletins issued?: Track Warrant designed to deliver them.
  3. Form A Track Bulletin: Used to restrict movement (Speed) because of track conditions or structures.
  4. Form B Track Bulletin: Used to stop movement of trains into an area where men or equipment are fouling the track.
  5. Form C Track Bulletin: Used as somewhat of "catch-all". Used to report certain conditions of equipment, inform crews of contractors working near the tracks, or for system wide notifications.
  6. What can be changed on a Track Warrant for Bulletins?: (T.E.D.D) Train Symbol, Engine ID, Direction, Date, and Number on Warrant
  7. Form A Track Bulletin Flag Colors: Yellow and Green
  8. Yellow Flag indicates what?: There is a condition on track in that area that prevents maximum train speed.
  9. When can the train resume speed after passing through mileposts designated within Form A Track Bulletin?: When the rear end of train clears last milepost
  10. Form B Track Bulletin Flag Colors: Yellow & Red Flag and Red Flag
  11. Form C Track Bulletin: No flags associated with

2 /

  1. Within current of traffic territory, how will yellow and green flags for temporary speed restrictions be placed?: Only for trains moving with the current of traffic
  2. Within current of traffic territory, how will yellow-red flags protecting men or equipment be placed?: In both directions on each track affected
  3. A red flag or red light is displayed where trains must stop. When approaching a red flag or red light, the train must stop short of the red flag or red light and not proceed unless employee in charge gives verbal permission. If permission to proceed is received before the train stops, how may the train proceed?: Pass the red flag or red light without stopping
  4. When a red flag or red light is displayed where a train is to stop and a track bulletin Form B is not in effect, what must be included and understood when permission to proceed is granted?: Speed and Distance
  5. In three or more main track territory, flags will be displayed to the of center tracks (inside tracks) where clearance allows.: Right
  6. The location of arrow shaped permanent speed signs are:: 2500 feet ahead of the restriction If your train approaches an unattended fuses burning on or near your track, what is required?: Bring train to a stop before passing fuses, if consistent with good train handling.

4 /

  1. When must you display highly visible markers?: 1 hour before sunset to 1 hour after sunrise
  2. If your highly visible marker becomes inoperative enroute, what must be done?: Contact the dispatcher and continue to the next forward location where it can be repaired or replaced.
  3. What type of Track Bulletin is identified with asterisks?: Form "B"
  4. If you have a Form B in writing and no red flag is present where expected, what must you do?: You must stop and not proceed into limits.
  5. Can any part of track bulletin be voided verbally?: Yes
  6. What can a Track Bulletin do to General Orders, Special Instructions, or Rules?: A Track Bulletin can issue, change, or cancel them.
  7. Must every crew member have a copy of the Track Bulletin for their train?: No, just the Conductor and the Engineer.
  8. How old can Track Bulletins be before they need to be replaced?: 4 hours
  9. When passing a Yellow Flag and speed restriction is not in writing, what speed must the train reduce to?: 10 MPH
  • Lemon/Lime speed must drop to dime.*
  1. When can a Track Warrant for Bulletins grant authority on the main track?: A Form C can grant authority to move Against Traffic.