Union Pacific – GCOR questions with accurate
answers
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? Ans✓✓✓ Pass the red flag or red light
without stopping
Blue signals must be removed by whom? Ans✓✓✓ The craft or group
that placed them.
Can any part of track bulletin be voided verbally? Ans✓✓✓ Yes
Dim the headlights at stations and yards where switching is to be done.
*True or False?* Ans✓✓✓ True
Form A Track Bulletin Ans✓✓✓ Used to restrict movement (Speed)
because of track conditions or structures.
Form A Track Bulletin Flag Colors Ans✓✓✓ Yellow and Green
Form B Track Bulletin Ans✓✓✓ Used to stop movement of trains into
an area where men or equipment are fouling the track.
, Form B Track Bulletin Flag Colors Ans✓✓✓ Yellow & Red Flag and
Red Flag
Form C Track Bulletin Ans✓✓✓ No flags associated with
Form C Track Bulletin Ans✓✓✓ 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.
How are Track Bulletins issued? Ans✓✓✓ Track Warrant designed to
deliver them.
How old can Track Bulletins be before they need to be replaced?
Ans✓✓✓ 4 hours
If a signal is improperly displayed, or a signal, flag, or sign is absent
from the place it usually shown: Ans✓✓✓ Regard the signal as
displaying the most restrictive indication it can give.
If you have a Form B in writing and no red flag is present where
expected, what must you do? Ans✓✓✓ You must stop and not proceed
into limits.
If your highly visible marker becomes inoperative enroute, what must be
done? Ans✓✓✓ Contact the dispatcher and continue to the next
forward location where it can be repaired or replaced.
answers
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? Ans✓✓✓ Pass the red flag or red light
without stopping
Blue signals must be removed by whom? Ans✓✓✓ The craft or group
that placed them.
Can any part of track bulletin be voided verbally? Ans✓✓✓ Yes
Dim the headlights at stations and yards where switching is to be done.
*True or False?* Ans✓✓✓ True
Form A Track Bulletin Ans✓✓✓ Used to restrict movement (Speed)
because of track conditions or structures.
Form A Track Bulletin Flag Colors Ans✓✓✓ Yellow and Green
Form B Track Bulletin Ans✓✓✓ Used to stop movement of trains into
an area where men or equipment are fouling the track.
, Form B Track Bulletin Flag Colors Ans✓✓✓ Yellow & Red Flag and
Red Flag
Form C Track Bulletin Ans✓✓✓ No flags associated with
Form C Track Bulletin Ans✓✓✓ 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.
How are Track Bulletins issued? Ans✓✓✓ Track Warrant designed to
deliver them.
How old can Track Bulletins be before they need to be replaced?
Ans✓✓✓ 4 hours
If a signal is improperly displayed, or a signal, flag, or sign is absent
from the place it usually shown: Ans✓✓✓ Regard the signal as
displaying the most restrictive indication it can give.
If you have a Form B in writing and no red flag is present where
expected, what must you do? Ans✓✓✓ You must stop and not proceed
into limits.
If your highly visible marker becomes inoperative enroute, what must be
done? Ans✓✓✓ Contact the dispatcher and continue to the next
forward location where it can be repaired or replaced.
