Chapter 11

1. Which problem is the MOST important when it comes to elevated tanks?

2. What is the easiest way to determine how much water is flowing from a hydrant outlet?

3. Which tanks are used to stabilize or balance the pressures on distribution systems at times of peak demand?

4. How often should control valves be exercised?

5. What are the two methods that can be used to compute fire flow test results?

6. Valves in water systems are usually the ________ type and located underground.

7. Fire protection engineers have established _________ as the minimum required residual pressure when computing the available water for area flow-test results.

8. Which type of hydrant should be located as close as possible to the location requiring flow test results?

9. Why do workers close control valves?

10. Before beginning a flow test, an inspector should verify that the air chamber on the pitot tube is:

11. Who is responsible for the inspection, testing, and maintenance of private water supply systems?

12. What information do calculations or graphical analyses from fire flow tests provide?

13. A _________ may be an open lake or pond or an enclosed structure.

14. The BEST method for evaluating the capabilities of a water supply system is:

15. What entity is usually responsible for public water supply systems?

16. The system for moving water by installing pumps in the distribution system when elevation pressure cannot provide sufficient pressure is a:

17. Which basic water supply system component includes lakes, reservoirs, and ponds?

18. Which type of obstructions include growths, crusts, or rust on the inside walls of water mains?

19. What is the purpose of a fire flow test?

20. Unless some effort is made to steady the _______ , the movement of the water will make an accurate reading difficult.

21. The basic water supply system component that includes water pumps is:

22. The interlocking network of water mains that compose a water distribution system is referred to as a:

23. Water distribution and storage systems include:

24. A _______ delivers water from the source to the distribution system without pumping equipment.

25. What size outlets should generally be used to conduct hydrant flow tests?

26. Small water mains that serve individual fire hydrants are:

27. Which tanks are located at ground level and provide a water supply source for fire pumps?

28. When testing multiple hydrants, where should the test hydrant be located?