Pool Operators Test exam final study guide verified 100%

Pool Operators Test exam final study guide verified 100% 12 Reasons to shut the pool - 1. Danger to the public 2. chemical readings out of range (chlorine and pH) 3. no pool operator 4. no lifeguard/ CPR certificate 5. bathroom/ drains not working 6. pump not working for more than an hour 7. chlorinator not working 8. flow rate is too low 9. can't see the main drain (deepest part of the pool) 10. water is below the skimmer 11. no phone / landline 12. health inspector not allowed in What is the lifeguard to swimmer ratio? - 50-1 Certified Pool Operator must be how far in order for the pool to open? - 15 minutes How often should readings for pH and chlorine take place - every 1 hour How long do records need to be held? - 2 years at the pool and 3 years total What is they key to a safe facility? - Prevention Most drownings of victims happen when? - under 4 feet of water under 4 feet tall under 7 years old What does water balance consist of? (5) - pH, Total Alkalinity, Calcium Hardness, Temperature, and Total Dissolved solids (chlorine only disinfects water, it does not maintain sanitary qualities) when does corrosive water happen? - -when the water balance is too low -satisfies its hunger by dissolving it comes in contact with -attacks me