Pool Operator Exam Questions and Answers with complete solution

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