Free C42 Sanitation System Exam

Welcome to your free C-42 Sanitation System Exam

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1. 
Which of the following are considerations in designing a pump system?

2. 
If the upstream manhole is above the elevation of a dwelling, what stops the flow?

3. 
Which of the following affects the quality of effluent?

4. 
Which permit do you need from DOSH for a trench 5 feet or deeper?

5. 
What do you need to close down a septic tank?

6. 
How many cleanouts are needed for a straight line of pipe 384 feet long?

7. 
What is the quickest way to replace grass?

8. 
A commercial septic pump job has the following material requirements: two valves at $145 each, 300 feet of pipe at $25/feet, and two pumps at $1,500 each. What would be the budgeted cost for materials for the job?

9. 
What public agency issues permits for vacuum trucks?

10. 
When calculating the leach area of a seepage pit what should you measure?

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.