BNSF CONDUCTOR FINAL EXAM ASSESSMENT
SCRIPT 2026 VERIFIED ANSWERS
COMPREHENSIVE REVIEW
◉ 5.4.2A Display of Yellow Flag
Answer: A. Restriction Specified in Writing
Two Miles Ahead of Restricted Area. Yellow flags warn trains to
restrict movement because of track conditions or structures. To
make sure train movement is restricted at the right location,
employees must display a yellow flag 2 miles before the restricted
area.
Less than Two Miles Ahead of Restricted Area.
When the restricted area is close to a terminal, junction, or another
area or if restriction is on a siding, employees will display
the yellow flag less than 2 miles before the restricted area. This
information will also be included in the track bulletin, track warrant,
or general order.
◉ 5.4.2A Display of Yellow Flag (Less than 2 miles Amendment)
Answer: Less than Two Miles Ahead of Restricted Area.
When the restricted area is close to a terminal, junction, or another
area or if restriction is on a siding, employees will display
,the yellow flag less than 2 miles before the restricted area. This
information will also be included in the track bulletin, track warrant,
or general order.
Once the Train Reaches the Restricted Area. The speed specified by
track warrant, track bulletin, general order, or radio speed
restriction must not be exceeded until the rear of the train clears the
restricted area.
◉ 5.4.2B Display of Yellow Flag
Answer: B. Restriction Is Not Specified in Writing
When a yellow flag is displayed and the restriction is not specified
by a track bulletin, track warrant, or general order, once the train is
2 miles beyond the yellow flag, crew members
must:
1. Continue moving the train but at a speed not exceeding 10 MPH.
2. Resume speed only after the rear of the train has:
a. Passed a green flag.
or
b. Traveled 4 miles beyond the yellow flag and the train dispatcher
has verified that no track bulletin or track warrant is in effect
specifying a temporary speed restriction at that location.
◉ 5.4.3 Display of Yellow-Red Flag
,Answer: Employees may display yellow-red flags from one hour
before to one hour after a Form B track bulletin is in effect. During
that time the employee in charge may provide a train instructions to
proceed without restriction, specifying the track bulletin number
(specifying line number when necessary) and advising no red flag is
displayed.
The display of yellow-red flags as described does not extend the
authorized working time beyond the times listed on the track
bulletin Form B.
◉ 5.4.3A Display of Yellow-Red Flag
Answer: A. Restriction Specified in Writing
Two Miles Ahead of Restricted Area. Yellow-red flags warn a train to
be prepared to stop because of men or equipment. To make sure the
train is prepared to stop at the right location, employees must
display a yellow-red flag 2 miles before the restricted area.
◉ 5.4.3A Display of Yellow-Red Flag (Continued)
Answer: Less Than Two Miles Ahead of Restricted Area. When the
restricted area is close to a terminal, junction, or another area,
employees will display the yellow-red flag less than 2
miles before the restricted area. This information will also be
included in the track bulletin, track warrant, or general order.
◉ 5.4.3B Display of Yellow-Red Flag
, Answer: B. Restriction Is Not Specified in Writing
When a yellow-red flag is displayed and the restriction is not
specified by a track bulletin, track warrant, or general order, crew
members must be prepared to stop short of a red flag 2 miles
beyond the yellow-red flag. If a red flag is displayed, proceed as
outlined in Rule 5.4.7 (Display of Red Flag or Red Light). If no red
flag is displayed:
1. Move at restricted speed.
2. Increase speed only after:
a. A crew member has received instructions from the employee in
charge.
or
b. The leading wheels of movement are 4 miles beyond the yellow-
red flag, and the train dispatcher has verified that no track bulletin
or track warrant protecting men or equipment is in effect at that
location.
◉ 5.4.7 Display of Red Flag or Red Light
Answer: 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 the employee in
charge gives instructions, including the milepost location of the red
flag or red light. A crew member must attempt to contact the
employee in charge to avoid delay, giving the location of the red flag
or red light and the track being used. If instructions to proceed are
SCRIPT 2026 VERIFIED ANSWERS
COMPREHENSIVE REVIEW
◉ 5.4.2A Display of Yellow Flag
Answer: A. Restriction Specified in Writing
Two Miles Ahead of Restricted Area. Yellow flags warn trains to
restrict movement because of track conditions or structures. To
make sure train movement is restricted at the right location,
employees must display a yellow flag 2 miles before the restricted
area.
Less than Two Miles Ahead of Restricted Area.
When the restricted area is close to a terminal, junction, or another
area or if restriction is on a siding, employees will display
the yellow flag less than 2 miles before the restricted area. This
information will also be included in the track bulletin, track warrant,
or general order.
◉ 5.4.2A Display of Yellow Flag (Less than 2 miles Amendment)
Answer: Less than Two Miles Ahead of Restricted Area.
When the restricted area is close to a terminal, junction, or another
area or if restriction is on a siding, employees will display
,the yellow flag less than 2 miles before the restricted area. This
information will also be included in the track bulletin, track warrant,
or general order.
Once the Train Reaches the Restricted Area. The speed specified by
track warrant, track bulletin, general order, or radio speed
restriction must not be exceeded until the rear of the train clears the
restricted area.
◉ 5.4.2B Display of Yellow Flag
Answer: B. Restriction Is Not Specified in Writing
When a yellow flag is displayed and the restriction is not specified
by a track bulletin, track warrant, or general order, once the train is
2 miles beyond the yellow flag, crew members
must:
1. Continue moving the train but at a speed not exceeding 10 MPH.
2. Resume speed only after the rear of the train has:
a. Passed a green flag.
or
b. Traveled 4 miles beyond the yellow flag and the train dispatcher
has verified that no track bulletin or track warrant is in effect
specifying a temporary speed restriction at that location.
◉ 5.4.3 Display of Yellow-Red Flag
,Answer: Employees may display yellow-red flags from one hour
before to one hour after a Form B track bulletin is in effect. During
that time the employee in charge may provide a train instructions to
proceed without restriction, specifying the track bulletin number
(specifying line number when necessary) and advising no red flag is
displayed.
The display of yellow-red flags as described does not extend the
authorized working time beyond the times listed on the track
bulletin Form B.
◉ 5.4.3A Display of Yellow-Red Flag
Answer: A. Restriction Specified in Writing
Two Miles Ahead of Restricted Area. Yellow-red flags warn a train to
be prepared to stop because of men or equipment. To make sure the
train is prepared to stop at the right location, employees must
display a yellow-red flag 2 miles before the restricted area.
◉ 5.4.3A Display of Yellow-Red Flag (Continued)
Answer: Less Than Two Miles Ahead of Restricted Area. When the
restricted area is close to a terminal, junction, or another area,
employees will display the yellow-red flag less than 2
miles before the restricted area. This information will also be
included in the track bulletin, track warrant, or general order.
◉ 5.4.3B Display of Yellow-Red Flag
, Answer: B. Restriction Is Not Specified in Writing
When a yellow-red flag is displayed and the restriction is not
specified by a track bulletin, track warrant, or general order, crew
members must be prepared to stop short of a red flag 2 miles
beyond the yellow-red flag. If a red flag is displayed, proceed as
outlined in Rule 5.4.7 (Display of Red Flag or Red Light). If no red
flag is displayed:
1. Move at restricted speed.
2. Increase speed only after:
a. A crew member has received instructions from the employee in
charge.
or
b. The leading wheels of movement are 4 miles beyond the yellow-
red flag, and the train dispatcher has verified that no track bulletin
or track warrant protecting men or equipment is in effect at that
location.
◉ 5.4.7 Display of Red Flag or Red Light
Answer: 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 the employee in
charge gives instructions, including the milepost location of the red
flag or red light. A crew member must attempt to contact the
employee in charge to avoid delay, giving the location of the red flag
or red light and the track being used. If instructions to proceed are
