KCS Exam Questions with complete
solution 2025/2026
After leaving your track and time limits on a Proceed indication, is it necessary to void your track and
time authority. - correct answer ✔Yes, Track and Time must be voided
When track and time limits are designated by a switch, how far do the limits extend at this location? -
correct answer ✔To the signal governing movement over the switch
Except at an automatic interlocking, trains granted track and time after stopping, may pass a signal
displaying a Stop indication: - correct answer ✔Within the limits
You are on track and time and have reached the end of your limits and a signal is displaying a clear
indication, what do you do? - correct answer ✔Proceed
If track and time limits are not occupied by other trains, track cars, or employees, at what speed may
train operate? - correct answer ✔On signal indication at track speed
Can a train clear in a track, not equipped with an electric lock, where a signal governs movement to a
track where CTC is in effect? - correct answer ✔Yes
When must trains release track and time? - correct answer ✔Before the time granted expires
You are moving on a train within track and time limits and you encounter a stop indication, what must
you do? - correct answer ✔Stop short of the signal, and then proceed at restricted speed. If this signal
governs movement over an automatic interlocking be governed by instructions in the release box.
Where CTC is in effect, a train must not clear in any track at a hand-operated switch not equipped with
an electric lock, except under which of the following conditions: - correct answer ✔Where the
,maximum authorized speed does not exceed 20 mph on the main track or a controlled siding equipped
with an intermediate signal.
Where the maximum authorized speed does not exceed 30 mph on a controlled siding not equipped
with an intermediate signal.
Where a signal governs movement to a track where CTC is in effect.
If the crew member cannot contact the control operator and time limits expire, authority is: - correct
answer ✔Extended until the control operator is contacted
If no other employee has received track and time within the same limits, can a train release track and
time to move in a specified direction? - correct answer ✔Yes, signal indications will then govern the
train, if the control operator verbally authorizes the release specifying direction of movement
You are moving within joint Track and Time and have a clear signal. Can you now move at track speed? -
correct answer ✔No
Sidings in CTC limits: - correct answer ✔Are governed by CTC rules
A train or track car may release a portion of the track limits, between control points not occupied by the
train, without giving up the remainder of the track limits. - correct answer ✔True
You are on a train approaching a signal displaying a stop indication to enter your track and time limits at
either end, what must you do? - correct answer ✔Stop short of the signal, contact the train dispatcher,
and be granted verbal authority to pass the signal
If the train requires additional time, a crew member must obtain additional authority from the control
operator: - correct answer ✔Before time expires
Sidings in CTC limits are: - correct answer ✔Controlled sidings
, You are on a train that has stopped at a controlled signal displaying a stop indication that also controls
movement through an automatic interlocking. What must you do to enter your Track and Time limits if
this signal is at either end of the limits? - correct answer ✔Contact the train dispatcher and be granted
verbal authority to pass the signal. Then be governed by instructions posted in the release box
After stopping at a Stop indication at an automatic interlocking within track and time limits when may a
train proceed? - correct answer ✔Only after complying with instructions in the release box
Track and Time is not in effect until the "OK" time, date, and control operators initials are copied and the
dispatcher has said: - correct answer ✔"That is correct"
Before joint track and time is entered by trains, machines, track cars, or employees: - correct answer
✔A crew member of each train and each foreman must notify each other of their identification
Within Track and Time must a train stop at all absolute signals? - correct answer ✔Yes, if they display a
stop indication
Yes, if the signal is at an automatic interlocking and displays a stop indication
Once track and time is voided by the dispatcher the crew member will repeat this information to the
train dispatcher and write ___________ across the authority being made void - correct answer ✔Void
Within track and time a train may use the track ________ within the specified limits, until the limits are
verbally released - correct answer ✔In either direction
Using the CTC diagram below, what would the maximum speed allowed be for the main track and siding
in order for a train to clear in either of the spur tracks? - correct answer ✔20 mph
solution 2025/2026
After leaving your track and time limits on a Proceed indication, is it necessary to void your track and
time authority. - correct answer ✔Yes, Track and Time must be voided
When track and time limits are designated by a switch, how far do the limits extend at this location? -
correct answer ✔To the signal governing movement over the switch
Except at an automatic interlocking, trains granted track and time after stopping, may pass a signal
displaying a Stop indication: - correct answer ✔Within the limits
You are on track and time and have reached the end of your limits and a signal is displaying a clear
indication, what do you do? - correct answer ✔Proceed
If track and time limits are not occupied by other trains, track cars, or employees, at what speed may
train operate? - correct answer ✔On signal indication at track speed
Can a train clear in a track, not equipped with an electric lock, where a signal governs movement to a
track where CTC is in effect? - correct answer ✔Yes
When must trains release track and time? - correct answer ✔Before the time granted expires
You are moving on a train within track and time limits and you encounter a stop indication, what must
you do? - correct answer ✔Stop short of the signal, and then proceed at restricted speed. If this signal
governs movement over an automatic interlocking be governed by instructions in the release box.
Where CTC is in effect, a train must not clear in any track at a hand-operated switch not equipped with
an electric lock, except under which of the following conditions: - correct answer ✔Where the
,maximum authorized speed does not exceed 20 mph on the main track or a controlled siding equipped
with an intermediate signal.
Where the maximum authorized speed does not exceed 30 mph on a controlled siding not equipped
with an intermediate signal.
Where a signal governs movement to a track where CTC is in effect.
If the crew member cannot contact the control operator and time limits expire, authority is: - correct
answer ✔Extended until the control operator is contacted
If no other employee has received track and time within the same limits, can a train release track and
time to move in a specified direction? - correct answer ✔Yes, signal indications will then govern the
train, if the control operator verbally authorizes the release specifying direction of movement
You are moving within joint Track and Time and have a clear signal. Can you now move at track speed? -
correct answer ✔No
Sidings in CTC limits: - correct answer ✔Are governed by CTC rules
A train or track car may release a portion of the track limits, between control points not occupied by the
train, without giving up the remainder of the track limits. - correct answer ✔True
You are on a train approaching a signal displaying a stop indication to enter your track and time limits at
either end, what must you do? - correct answer ✔Stop short of the signal, contact the train dispatcher,
and be granted verbal authority to pass the signal
If the train requires additional time, a crew member must obtain additional authority from the control
operator: - correct answer ✔Before time expires
Sidings in CTC limits are: - correct answer ✔Controlled sidings
, You are on a train that has stopped at a controlled signal displaying a stop indication that also controls
movement through an automatic interlocking. What must you do to enter your Track and Time limits if
this signal is at either end of the limits? - correct answer ✔Contact the train dispatcher and be granted
verbal authority to pass the signal. Then be governed by instructions posted in the release box
After stopping at a Stop indication at an automatic interlocking within track and time limits when may a
train proceed? - correct answer ✔Only after complying with instructions in the release box
Track and Time is not in effect until the "OK" time, date, and control operators initials are copied and the
dispatcher has said: - correct answer ✔"That is correct"
Before joint track and time is entered by trains, machines, track cars, or employees: - correct answer
✔A crew member of each train and each foreman must notify each other of their identification
Within Track and Time must a train stop at all absolute signals? - correct answer ✔Yes, if they display a
stop indication
Yes, if the signal is at an automatic interlocking and displays a stop indication
Once track and time is voided by the dispatcher the crew member will repeat this information to the
train dispatcher and write ___________ across the authority being made void - correct answer ✔Void
Within track and time a train may use the track ________ within the specified limits, until the limits are
verbally released - correct answer ✔In either direction
Using the CTC diagram below, what would the maximum speed allowed be for the main track and siding
in order for a train to clear in either of the spur tracks? - correct answer ✔20 mph
