This book is for anyone studying for the Grade 2 Water Distribution Operator Certification Exam. It's intended for newer operators. Grade 2 refers to the second certification level from the bottom.

What's inside this book?

This book contains three full-length practice tests that are based on the Grade 2 Water Distribution Operator Certification Exam. Each exam consists of 100 questions, which test your knowledge of water distribution concepts, and your ability to solve relevant math problems. There are a total of 300 questions in this book.

Which topics are covered in this book?

Concepts:

1. Water regulations

2. Water sources

3. Water mains

4. Tanks and reservoirs

5. Hydrants

6. Water meters

7. Valves

8. Water services

9. Cross connection

10. Wells

11. Pumps and motors

12. Disinfection

13. Operation and maintenance

14. Safety

15. Security and emergency preparedness

16. Mapping

17. Water quality

18. Hydraulics

19. Backflow devices

20. Sampling

21. Leak detection

22. Cathodic protection

23. Flushing

Water math:

1. Disinfection

2. Lbs of chlorine gas required

3. Lbs of calcium hypochlorite required

4. Lbs of sodium hypochlorite required

5. Gallons of sodium hypochlorite required

6. Chlorine demand

7. Mixing solutions

8. Air line in a well

9. Specific capacity of a well

10. Pumps - energy cost

11. Pumping water to a tank

12. Water meters

13. Water pressure in a tank

14. Water level in a tank

15. Fill time for a tank

16. Fill time for a pipeline

17. Detention time

18. Flushing

19. Flowrate

20. Water velocity

21. Water usage from a tank