MARYLAND POOL OPERATOR SET ALL QUESTIONS AND ANSWERS SET A.pdf

MARYLAND POOL OPERATOR SET ALL
QUESTIONS AND ANSWERS SET A+
✔✔Flow Rate= - ✔✔Turnover Rate/Filter Media Rate

✔✔Flow Rate= - ✔✔number of gallons divided by hours of turnover (multiply hours by
60 to get minutes)

✔✔CDC states that the number of accidents related to swimming are: - ✔✔140,000

✔✔Minimum number of ladders required in a pool are: - ✔✔2

✔✔Stairs in a pool must be accompanied by a - ✔✔handrail must be anchored in the
pool deck and in the bottom step

✔✔When a pool has deep water more than 5 feet must have - ✔✔a safety line and a
slope line mark

✔✔Channeling means - ✔✔over the course of time the filter and sand is bad and deep
channels are formed in the sand causing it to filter poorly

✔✔As the dirt in the filter accumulates the flow of water going through the filter -
✔✔decreases while filter pressure increases

✔✔removing dirt/particles from filter - ✔✔backwashing

✔✔High speed sand filters are able to filter how much water per minute per square
foot? - ✔✔15-20

✔✔The flow of water through the filter is - ✔✔gallons per minute