TRAFFIC ISTRUCTOR MANUAL EXAM QUESTIONS WITH CORRECT ANSWERS A+ GRADED
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Course
Traffic
Institution
Traffic
TRAFFIC ISTRUCTOR MANUAL
EXAM QUESTIONS WITH CORRECT
ANSWERS
A+ GRADED
How long is the pin to anchor F SHAPE wall down to asphalt - ANSWER 48
inches
What angle must the washer be at on the anchor pin for F Shape wall. - ANSWER
85 %
What is the closest that F Shape wall ...
TRAFFIC ISTRUCTOR MANUAL
EXAM QUESTIONS WITH CORRECT
ANSWERS
A+ GRADED
How long is the pin to anchor F SHAPE wall down to asphalt - ANSWER ✔ 48
inches
What angle must the washer be at on the anchor pin for F Shape wall. - ANSWER
✔ 85 %
What is the closest that F Shape wall can be setting to the edge of concrete to be
anchored. - ANSWER ✔ 12 inches
What is the minimum thickness of asphalt that F Shape wall needs to be set on to
anchor it. - ANSWER ✔ 4 inches thick
How thick are the pins that anchor the F Shape down . - ANSWER ✔ 1 1/2 inches
After removing anchor pins what must be done with the holes - ANSWER ✔ Fill
holes with non=shrink mortor
How many anchoring pins are required to anchor wall down on traffic side. -
ANSWER ✔ 3 pins spaced 55 3/4 inches apart.
What is the minimum distance that F SHAPE WALL can be sitting from edge of
paved asphalt to be anchored. - ANSWER ✔ 2 feet minimum
How long is the connecting pin on F SHAPE barrier wall. - ANSWER ✔ 30
inches
What angle is the concrete at on the bottom edge of the portable barrier wall -
ANSWER ✔ 151 %
,On a tapered end section how long is the lifting slot permitted to be. - ANSWER
✔ 4 foot long
What date was F Shape wall standard drawing finalized - ANSWER ✔ 04-17-
2020
Where will you find a list of all standard drawing for the project you will be
working on. - ANSWER ✔ The title page of the project specific drawings
What formula would you use to figure the length of a merging taper on a 35 mph
street?
A. L =WxS
B. L = W square x S
C. L = W square x S / 60
D. L = S square x W /60 - ANSWER ✔ L = S square x W /60
Lane lines on expressway/freeway is?
A. 20:40
B. 10:30
C. 30:20
D. 10:50 - ANSWER ✔ 10:30
What is the minimal length of a piece of barrier wall?
A. 12'
B. 5'
C. 7'
D. 10' - ANSWER ✔ 10'
What is the length of a merging taper be if the speed limit was 35 mph and the
lane was 10' wide?
A. 210'
B. 205'
C. 300'
D. 500' - ANSWER ✔ 205'
, 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'
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