TRAFFIC SUPERVISOR TEST LATEST 2025/2026 UPDATE EXAM REVIEW| QUESTIONS AND
DETAILED ANSWERS| 100% CORRECT| GRADE A+ |100% PASS
Is a shadow vehicle used in all traffic zones?
A. True
B. False - ANSWER False
The shadow vehicle is occupied whenever workers are in the work area.
A. True
B. False - ANSWER False
What class one light is the shadow vehicle equipped with?
A. Flashing Yellow Light
B. Oscillating Yellow Light
C. Yellow Strobe Light
D. All of the above - ANSWER All of the above
According to the OMUTCD, what is traffic control device spacing on a 65 mph road in a merging taper?
A. Same as speed limit
B. Double speed limit
C. 40' apart
D. 70' apart - ANSWER Same as speed limit
When using delineation panels, what is the maximum pacing of the panels?
A. 5'
B. 10'
C. 15'
,D. 20' - ANSWER 10'
What is the maximum spacing of barrier reflectors on the barrier wall?
A. 10'
B. 24'
C. 40'
D. 50' - ANSWER 50'
Object marker spacing on the barrier wall shall not exceed what distance?
A. 24'
B. 50'
C. 30'
D. 45' - ANSWER 50'
When using reflectors, how high on the barrier wall must then be placed?
A. 36"
B. 20"
C. 26"
D. 24" - ANSWER 26"
When using glare screens what type sheeting and maximum spacing are used?
A. 50'/type R, Q, Z sheeting
B. 40'/type G, R, Z sheeting
C. 50'/ type G, H, J sheeting
D. 25'/ type H, R, K sheeting - ANSWER 50'/ type G, H, J sheeting
, In transition area, what is the maximum spacing for RPM's on a lane shift or a crossover on a road that
the speed is over 45 mph?
A. 50'
B. 25'
C. 20'
D. 10' - ANSWER 20'
When is snow plowing season according to ODOT?
A. January-April
B. November-July
C. October-March
D. September-March - ANSWER October-March
When placing RPMs along edge lines what is the maximum spacing from outside of the edge lines?
A. 6"
B. 4"
C. 3"
D. 2" - ANSWER 4"
Rpm offset along channelizing lines shall be no more than ____ to the left?
A. 4"
B. 3"
C. 2"
D. 1" - ANSWER 1"
, The alteration between object markers and barriers reflectors is to be what spacing?
A. 50'
B. 40'
C. 30'
D. 25' - ANSWER 25'
Glare screen shall be designed using a _____ degree cut off angle of the paddle based on the tangent?
A. 45 degree
B. 30 degree
C. 20 degree
D. 10 degree - ANSWER 20 degree
What is the portable barrier wall minimum flare rate for 65 mph zone?
A. 12:1
B. 65:1
C. 19:1
D. 8:1 - ANSWER 19:1
What type of nut goes on hook and loop barrier wall pin?
A. Lock Nut
B. Hexagonal Nut
C. Round Nut
D. None of the above. - ANSWER Hexagonal Nut
DETAILED ANSWERS| 100% CORRECT| GRADE A+ |100% PASS
Is a shadow vehicle used in all traffic zones?
A. True
B. False - ANSWER False
The shadow vehicle is occupied whenever workers are in the work area.
A. True
B. False - ANSWER False
What class one light is the shadow vehicle equipped with?
A. Flashing Yellow Light
B. Oscillating Yellow Light
C. Yellow Strobe Light
D. All of the above - ANSWER All of the above
According to the OMUTCD, what is traffic control device spacing on a 65 mph road in a merging taper?
A. Same as speed limit
B. Double speed limit
C. 40' apart
D. 70' apart - ANSWER Same as speed limit
When using delineation panels, what is the maximum pacing of the panels?
A. 5'
B. 10'
C. 15'
,D. 20' - ANSWER 10'
What is the maximum spacing of barrier reflectors on the barrier wall?
A. 10'
B. 24'
C. 40'
D. 50' - ANSWER 50'
Object marker spacing on the barrier wall shall not exceed what distance?
A. 24'
B. 50'
C. 30'
D. 45' - ANSWER 50'
When using reflectors, how high on the barrier wall must then be placed?
A. 36"
B. 20"
C. 26"
D. 24" - ANSWER 26"
When using glare screens what type sheeting and maximum spacing are used?
A. 50'/type R, Q, Z sheeting
B. 40'/type G, R, Z sheeting
C. 50'/ type G, H, J sheeting
D. 25'/ type H, R, K sheeting - ANSWER 50'/ type G, H, J sheeting
, In transition area, what is the maximum spacing for RPM's on a lane shift or a crossover on a road that
the speed is over 45 mph?
A. 50'
B. 25'
C. 20'
D. 10' - ANSWER 20'
When is snow plowing season according to ODOT?
A. January-April
B. November-July
C. October-March
D. September-March - ANSWER October-March
When placing RPMs along edge lines what is the maximum spacing from outside of the edge lines?
A. 6"
B. 4"
C. 3"
D. 2" - ANSWER 4"
Rpm offset along channelizing lines shall be no more than ____ to the left?
A. 4"
B. 3"
C. 2"
D. 1" - ANSWER 1"
, The alteration between object markers and barriers reflectors is to be what spacing?
A. 50'
B. 40'
C. 30'
D. 25' - ANSWER 25'
Glare screen shall be designed using a _____ degree cut off angle of the paddle based on the tangent?
A. 45 degree
B. 30 degree
C. 20 degree
D. 10 degree - ANSWER 20 degree
What is the portable barrier wall minimum flare rate for 65 mph zone?
A. 12:1
B. 65:1
C. 19:1
D. 8:1 - ANSWER 19:1
What type of nut goes on hook and loop barrier wall pin?
A. Lock Nut
B. Hexagonal Nut
C. Round Nut
D. None of the above. - ANSWER Hexagonal Nut
