ATTSA TRAFFIC SUPERVISOR CERTIFICATION
ACTUAL EXAM 2026 TWO VERIFIED VERSIONS
WITH STUDY GUIDE AND FULL ANSWER SET
◉ What type of flashing warning lights are required when there is a
nighttime lane closer?
A. ROAD WORK AHEAD
B. LANE CLOSED AHEAD
C. A & B
D. NONE OF THE ABOVE. Answer: ROAD WORK AHEAD
&
LANE CLOSED AHEAD
◉ If there is a lane closure of greater than three days, what is
required?
A. Work zone dotted lines, 4' in length separated by 10' gaps, shall be
provided to identify the merge.
B. The appropriate color work zone edge lines shall be applied along
the taper and tangent sections.
C. All the above
D. None of the above. Answer: The appropriate color work zone edge
lines shall be applied along the taper and tangent sections.
,◉ Work zone pavement marking that conflict with final traffic lanes
shall be temporary paint.
A. True
B. False. Answer: False
◉ What are the extra advance warning signs?
A. Lane Close Ahead
B. Watch for Stopped Traffic
C. Road Work Ahead
D. All the above. Answer: Lane Change Ahead
&
Watch for Stopped Traffic
&
Road Work Ahead
◉ Is the advisory speed plaque used in all traffic zones?
A. True
B. False. Answer: False
◉ When the approach speed limit is 40 mph or less, 36" warning
signs may be used.
,A. True
B. False. Answer: True
◉ Road Work Ahead signs shall be provided on entrance ramps or
roadways entering the work limits.
A. True
B. False. Answer: True
◉ End Road Work signs are only required for lane closures of more
than ______ day.
A. 1
B. 2
C. 3
D 4. Answer: 1
◉ Sign spacing should be adjusted to avoid conflict with existing
signs, minimum spacing to existing signs shall be 200' for speeds of
45 mph or less and a minimum of 400' for speeds 50 mph or greater.
A. True
B. False. Answer: True
, ◉ The minimum acceptable length for the merge taper shall be
determined by _________ the width of the offset by the merge taper
rate.
A. Subtracting
B. Adding
C. Divide
D. Multiplying. Answer: Multiplying
◉ The tangent (recovery area) section between the two merge
tapers should be 2 times longer of the two merge tapers.
A. True
B. False. Answer: True
◉ What is a fundamental principle of temporary traffic control?
A. To inconvenience motorists as much as possible so they will find
another route.
B. To guide and direct motorists through or around the work area as
efficiently as possible. C. To make traffic move as slow as possible.
D. All of the above are fundamental principles.. Answer: To guide
and direct motorists through or around the work area as efficiently
as possible.
◉ What needs to be done when work is suspended for any length of
time?
ACTUAL EXAM 2026 TWO VERIFIED VERSIONS
WITH STUDY GUIDE AND FULL ANSWER SET
◉ What type of flashing warning lights are required when there is a
nighttime lane closer?
A. ROAD WORK AHEAD
B. LANE CLOSED AHEAD
C. A & B
D. NONE OF THE ABOVE. Answer: ROAD WORK AHEAD
&
LANE CLOSED AHEAD
◉ If there is a lane closure of greater than three days, what is
required?
A. Work zone dotted lines, 4' in length separated by 10' gaps, shall be
provided to identify the merge.
B. The appropriate color work zone edge lines shall be applied along
the taper and tangent sections.
C. All the above
D. None of the above. Answer: The appropriate color work zone edge
lines shall be applied along the taper and tangent sections.
,◉ Work zone pavement marking that conflict with final traffic lanes
shall be temporary paint.
A. True
B. False. Answer: False
◉ What are the extra advance warning signs?
A. Lane Close Ahead
B. Watch for Stopped Traffic
C. Road Work Ahead
D. All the above. Answer: Lane Change Ahead
&
Watch for Stopped Traffic
&
Road Work Ahead
◉ Is the advisory speed plaque used in all traffic zones?
A. True
B. False. Answer: False
◉ When the approach speed limit is 40 mph or less, 36" warning
signs may be used.
,A. True
B. False. Answer: True
◉ Road Work Ahead signs shall be provided on entrance ramps or
roadways entering the work limits.
A. True
B. False. Answer: True
◉ End Road Work signs are only required for lane closures of more
than ______ day.
A. 1
B. 2
C. 3
D 4. Answer: 1
◉ Sign spacing should be adjusted to avoid conflict with existing
signs, minimum spacing to existing signs shall be 200' for speeds of
45 mph or less and a minimum of 400' for speeds 50 mph or greater.
A. True
B. False. Answer: True
, ◉ The minimum acceptable length for the merge taper shall be
determined by _________ the width of the offset by the merge taper
rate.
A. Subtracting
B. Adding
C. Divide
D. Multiplying. Answer: Multiplying
◉ The tangent (recovery area) section between the two merge
tapers should be 2 times longer of the two merge tapers.
A. True
B. False. Answer: True
◉ What is a fundamental principle of temporary traffic control?
A. To inconvenience motorists as much as possible so they will find
another route.
B. To guide and direct motorists through or around the work area as
efficiently as possible. C. To make traffic move as slow as possible.
D. All of the above are fundamental principles.. Answer: To guide
and direct motorists through or around the work area as efficiently
as possible.
◉ What needs to be done when work is suspended for any length of
time?
