|| Errorless Answers 100%.
1. In a Public Swimming Pool backwash or pool draining water has to go through what before
itgoes into the sanitary sewer line? correct answers Air Gap
2. In a therapy spa what is the maximum temperature at the heater return outlet? correct answers
122 degrees
3. When testing for the disinfection efficacy of process equipment the recommended ph of
thepool water should be: correct answers 7.2 - 7.6
4. What type of filter precedes the pump? correct answers vacuum E.
5. In a public spa, what is considered "neutral PH if the chlorine reading is "00"? correct answers
7
6. Handrails & grabrails shall extend a minimum of ________ above the pool deck? correct
answers 30"
7. If you have a saturation index reading of +0.2 your pool water would
beconsidered_____________. correct answers C Balanced
8. According to Chapter 64E-9, a public pool can be immediately closed by the department
whenthe pH of the pool water is below correct answers 7.2
9. What gives a pool pump the ability to handle air and re-prime itself? correct answers Volute
, 10. Underwater pool lighting shall be located not less than 18" below the normaloperating water
level of the pool as measured from ___________. correct answers The top of the installed
luminaire lens
11. A high-rate sand filter is a sand filter designed for flows in excess of ___ gallons per
minuteper square foot correct answers 5
12. In a Public Swimming pool, regarding stairs: the minimum stair horizontal tread depth
shallbe ____________. correct answers 10"
13. What is the term for quickly opening & closing a welding tank's valve to clean out debris?
correct answers Cracking
14. How many BTU's will it take to heat 1 gallon of water 1degree Fahrenheit? correct answers
8.33 BTU's
15. One-foot pressure of head is equal to ______ PSI at the pump? correct answers 0.433 PSI
16. To find a gas chlorine leak, the best method is to use a plastic bottle containing
_________and squeeze to release only vapors. correct answers 26E BE Ammonia
17. In Public Swimming pools, diving board platforms and ladders shall have a _______ finish.
correct answers Non-absorbent & slip resistant
"18. Before a regulator to a cylinder valve is connected, the valve shall be opened slightly
andclosed immediately to clear the valve of dust & dirt that might otherwise enter the regulator.
This process is known as ___________." correct answers Cracking
"19. How many gallons of water are in a pool measuring 20 feet by 40 feet, with a uniform
slopebetween a depth of 3 feet on the shallow end and 7 feet on the deep end? (select closest
answer)" correct answers 30,000