Questions and CORRECT Answers
To be a pool operator you must - CORRECT ANSWER✔✔- Complete a pool operator
training course
To prevent spinal injury - CORRECT ANSWER✔✔- All of the above
The strong suction in the pool (ENTRAPMENT) is the - CORRECT ANSWER✔✔- Main
Drain
Electrical systems in the pool must have - CORRECT ANSWER✔✔- GFIs (Ground Fault
Circuit Interrupters?)
The skimmer _____ prevents floating debris from re-entering the pool - CORRECT
ANSWER✔✔- WEIR
What is filtration? - CORRECT ANSWER✔✔- Physical process of water moving through
the system
What is the turnover rate in most jurisdictions? - CORRECT ANSWER✔✔- 6 hours
The turnover rate is? - CORRECT ANSWER✔✔- Time it takes for all the water to go
through the filter system
Algae forms because of ? - CORRECT ANSWER✔✔- Poor circulation
To remove stains from the pool bottom and walls you need to? - CORRECT ANSWER✔✔-
Drain and acid wash the pool
What does adding chlorine to the pool do? - CORRECT ANSWER✔✔- Raises Ph level
, The formula for AREA - CORRECT ANSWER✔✔- length x width
What is the surface area of a pool 50 ft wide and 100 feet long - CORRECT ANSWER✔✔-
5000 square feet
Formula for pool volume - CORRECT ANSWER✔✔- length x width x depth x 7.48
The volume of water in a rectangular pool that is 12 feet wide, 34 feet long and constant
depth of 3 feet - CORRECT ANSWER✔✔- 9155 gallons
Circular pool area is? - CORRECT ANSWER✔✔- r x 3.14
For a 15000 gallon pool with an an 8 hour turnover rate the _____ is 31.25 - CORRECT
ANSWER✔✔- Flow Rate
CDC states that the number accidents related to swimming - CORRECT ANSWER✔✔-
140000/year
The minimum number of ladders in a pool - CORRECT ANSWER✔✔- 2 ladders
Stairs in a pool must have these - CORRECT ANSWER✔✔- Handrails
When a pool has a deep end of more than 5 feet, it must have these two things: - CORRECT
ANSWER✔✔- safety line and a slope line mark
Pools should have both horizontal and vertical depth markers no more than - CORRECT
ANSWER✔✔- 25 feet apart
The algae that causes the most damage to a pool is - CORRECT ANSWER✔✔- Black Algae