Free C31 Construction Zone Traffic Control Exam

Welcome to your free C-31 Construction Zone Traffic Control Quiz

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1. 
Who sets the training standards for flaggers?

2. 
What is considered first when planning a traffic control zone?

3. 
How many Type 2 barricades does it take to close the shoulder and one lane of a freeway?

4. 
Who is the permitting agency?

5. 
Which of the following signs would be on the front of a crash cushion?

6. 
When is a flag person allowed to use a flag instead of a paddle?

7. 
What is the procedure for flag persons when an emergency ambulance passes by?

8. 
How many Type 2 barricades does it take to close the shoulder and one lane of a freeway?

9. 
Which of the following is a delineator?

10. 
Which of the following signs would be on the front of a crash cushion?

11. 
What sort of PPE (personal protective equipment) is recommended when using cleaning solvent?

12. 
What should be done with lifelines, safety harnesses, and shock-absorbing lanyards that have been subjected to impact loading?

13. 
What is the longest standard length of a scaffold plank?

14. 
On a 120V circuit, what color is the (protective) ground wire?

15. 
What is the minimum distance apart that acetylene and oxygen cylinders must be stored?

16. 
Which of the following is a correct method for storing acetylene cylinders?

17. 
Which of the following is the best choice for hoisting a full gas cylinder?

18. 
Cylinders containing ______ shall not be taken into confined spaces.

19. 
A dry chemical or carbon dioxide fire extinguisher rated at least ______ must be kept near operations where bottled fuel gases are being used.

20. 
No more than ______ of paints, solvents, and chemicals may be stored in a room unless an approved safety storage cabinet is present.