Term
| List for basic units of the swimming pool. |
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Definition
| basin, pump, filter, chemical feeder |
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Term
| How many hours a day must the pool water be pumped through the filters and treated with bactericides? |
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Definition
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Term
Spectators and clean footwear are allowed on the pool deck's.
True or false? |
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Definition
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Term
| No food, drink, gum, or tobacco is permitted in the swimming pool. True or false? |
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Definition
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Term
| On pools with skimmers the water level should be maintained at the _______ of the skimmer. |
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Definition
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Term
| Chorine or bromine residual and the PH should be measured and recorded at least twice a day. True or false? |
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Definition
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Term
| For all closed filters, air must be removed daily from each tank by a manual release valve. True or false? |
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Definition
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Term
| Bathhouse floors should be disinfected every two weeks. True or false? |
|
Definition
False
They should be disinfected every day |
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Term
Pool decks should be rinsed daily.
True or false? |
|
Definition
true
They should be disinfected weekly |
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Term
Vacuuming the pool keeps the bottom free from visible dirt and sentiment.
True or false? |
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Definition
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Term
| __________ is the process of pumping water from the pool through the filter system and returning it back to the pool. |
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Definition
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Term
| A ________ pump is commonly used to recirculate the pool water. |
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Definition
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Term
| The resistance of pressure of the water flow due to bends and curves in the pipes and debris in the filter is measured in __________. |
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Definition
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Term
| A __________ measures the rate of flow of the water passing through the recirculation system. |
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Definition
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Term
| 1 pound per square inch is equal to the _________ feet of head. |
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Definition
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Term
| How many feet of head is equal to 1 inch HG? |
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Definition
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Term
| A flow meter must be installed on a _________ of pipe with no valves, elbow, or other sources of turbulence within 10 pipe diameters _________ and 5 pipe diameters __________ from the flow meter. |
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Definition
| straight length, upstream, downstream |
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Term
| The filter removes _________ matter from the pool water. |
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Definition
|
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Term
| Name two different types of diatomaceous earth (DE) filters? |
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Definition
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|
Term
| The rate of water flow through the filter is called the _________. |
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Definition
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Term
| The process of cleaning the filter by reversing the flow of water through the filter and draining to waste is called? |
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Definition
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Term
| The state of Illinois requires a 6 inch __________ to be provided between the backwash pipe and the waste pipe. |
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Definition
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Term
| A high rate sand filter should be backwashed when the difference between the influent and effluent pressure gauges reaches _________ psi. |
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Definition
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Term
| Tiny aquatic plant fossils are used as the filter media in the ________ filters. |
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Definition
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Term
| The maximum filtration rate for both vacuum and pressure DE filters is ________ GPM\SQ.FT except when the continuous feeding of DE is employed, in which case the maximum filtration rate is _________ GPM\SQ.FT |
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Definition
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Term
| DE filters must be __________ prior to operation with _________. |
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Definition
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Term
| Vacuum DE filter should be cleaned when the pressure differential between the influent and effluent gauges is between _______ and ________ inches of HG. |
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Definition
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Term
The state of Illinois requires high rate sand filters to be backwash at a rate of 15 GPM\SQ.FT.
true or false? |
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Definition
|
|
Term
The state of Illinois requires all filters to be certified to comply with an NSF standard 50.
true or false? |
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Definition
|
|
Term
| The pH of pool water must be maintained between ______ and ________. |
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Definition
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Term
| Pressure DE filter should be cleaned when the pressure differential between the influent and effluent gauges is between _________ and __________ psi. |
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Definition
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Term
| Vacuum DE filter should be clean when the pressure differential between the influent and effluent gauges is between _______ and _________ inches of HG. |
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Definition
|
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Term
| Adding _______ or ________ will raise the pH of water. |
|
Definition
| soda ash (sodium carbonate) or sodium hydroxide |
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Term
| Adding _______ or _______ will lower the pH of the water. |
|
Definition
| Muric acid (hydrochloric acid) or sodium bisulfate |
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Term
| The state of Illinois requires the alkalinity of pool water to be between _______ and _______ ppm. |
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Definition
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|
Term
| ________ is the most common metal found in water. |
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Definition
|
|
Term
| The most common disinfectant used to kill bacteria in swimming pools is _________. |
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Definition
|
|
Term
| Chlorine is available in what three forms? |
|
Definition
| gas, liquid, powder or tablet |
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|
Term
| Which form of chlorine provides 100% available chlorine? |
|
Definition
|
|
Term
| When the chlorine demand is met, the additional amount of chlorine added in anticipation of the substances yet to enter the water is called? |
|
Definition
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|
Term
| Free residual chlorine is in the form of Hypochlorine ions and _________? |
|
Definition
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|
Term
| The free chlorine residual must be maintained between ________ and ________ppm. |
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Definition
|
|
Term
| The free bromine residual must be maintained between _________ and _________ ppm. |
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Definition
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Term
| The process of increasing the chlorine residual to a point where all the ammonia combined with chlorine is oxidized is called __________ chlorination. |
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Definition
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Term
Chlorine tablets may be placed in surface skimmer's or scum gutters.
true or false? |
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Definition
|
|
Term
| Indoor pools must maintain a temperature between _______ and _______ degrees Fahrenheit |
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Definition
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Term
| Test kits use chemical ________ to perform the chemical test necessary for pool operation. |
|
Definition
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|
Term
| An instrument that compares the color of the testing solution with a manufactured colored standard is called a________? |
|
Definition
|
|
Term
| The state of Illinois requires the ________ type colorimeter test be used to measure the disinfectant residual. |
|
Definition
D-P-D
diethyl-p-phenylene-diamine |
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|
Term
| The chlorine residual must be maintained between______ & _______ ppm as free available chlorine. |
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Definition
|
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Term
Prepackaged test strips are sufficiently accurate to measure chlorine, bromine and pH levels.
True or false? |
|
Definition
|
|
Term
| Chorine test kits may be used to measure the bromine residual by multiplying the result by? |
|
Definition
|
|
Term
| Cyanuric acid is a chemical used as a stabilizing agent against the effects of _________ on chlorine? |
|
Definition
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|
Term
| The maximum cyanuric acid concentration in swimming pools is ______PPM. |
|
Definition
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|
Term
| Testing kits using a _______ solution will measure the pH in a range between 6.8 and 8.4. |
|
Definition
|
|
Term
| The free chlorine residual and pH of pool water must be tested at least _____ times a day in both the shallow end the ends of the pool. |
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Definition
|
|
Term
| The hair and lint strainer is located on the pump's ________ line. |
|
Definition
|
|
Term
| Water inlets should be checked frequently to ensure a uniform _________ pattern. |
|
Definition
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|
Term
| The perimeter overflow system shall be capable of drawing at least _______ percent of the required recirculation rate. |
|
Definition
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|
Term
| The pool water level must be maintained at the ________ of the skimmer throat. |
|
Definition
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|
Term
| The swimming pool interior must be painted a ________ finish. |
|
Definition
|
|
Term
| _________ must be occasionally operated through their entire range to prevent dirt and corrosion from making them inoperable. |
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Definition
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Term
| In order to check for leaks on gas chlorinators and cylinders, swab the suspected points with a rag soaked in __________? |
|
Definition
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|
Term
| If chlorine gets into a person's eyes, flush them with lukewarm water for at least ________ minutes. |
|
Definition
|
|
Term
| The state of Illinois requires a copy of the _______________ be available for inspection and kept at the facility for a period of three years. |
|
Definition
| daily swimming pool operation report |
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|
Term
| One US Coast Guard approved __________ and one ____________ shall be provided for each 2000 ft.² of swimming pool water surface area. |
|
Definition
| ringbuoy and shepherd's crook |
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|
Term
| Wading pools and _________ areas must be separated from the swimming pool deck by a barrier at least 3.5 feet in height. |
|
Definition
|
|
Term
| Depth markers shall be spaced no more than _______ feet apart and have numerals at least _______ inches in height. |
|
Definition
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|
Term
| All entrances to the swimming pool area shall be equipped with the door or gate that is________ & _________. |
|
Definition
| Self-closing and self latching |
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|
Term
| All outdoor pools must close at _________ if proper lighting is not provided. |
|
Definition
|
|
Term
If the main drain grate is missing, the pool may remain open.
true or false? |
|
Definition
|
|
Term
If the water is turbid such that the main drain cannot be seen, the pool must be close.
True or false? |
|
Definition
|
|
Term
| Public pools are required to post their _________ at the pool entrance. |
|
Definition
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|
Term
| If a person drowns or sustains an injury requiring hospitalization, a drowning or injury report must be submitted to the department within ______ days of the accident. |
|
Definition
|
|
Term
| Flow meter should be ________, _________, and stored in a warm dry area. |
|
Definition
|
|
Term
| The filter must be ________ thoroughly, completely drained, and inspected for any repair needs. |
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Definition
|
|
Term
| The filter elements of ________ filters must be cleaned and examined for breaks or deterioration. |
|
Definition
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|
Term
| If the pool is drained, check the operation of the _________ valve or under-drain system if provided. |
|
Definition
|
|
Term
| _____________ all lines subject to freezing. |
|
Definition
|
|
Term
| The master ___________ switch must be turned off and securely fastened. |
|
Definition
|
|
Term
| Prior to opening, thoroughly examine the pool walls, bottom, and deck and _________ any cracks. |
|
Definition
|
|
Term
| A 5% solution of ___________ and water may be use to remove stains. |
|
Definition
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|
Term
| Do not mix Muriatic acid and _________ solutions. |
|
Definition
|
|
Term
The water pH should be maintained between _______ & ________. The free chlorine residual must be maintained between _________ & ________ Ppm.
|
|
Definition
|
|
Term
| Turnover= volume of pool (gallons) / flow rate (gal/min) |
|
Definition
|
|
Term
P3= P1-P2
P1= The pressure on the discharge side of the pump (feet of head)
P2= The pressure on the suction side of the pump (feet of head)
P3= Total head |
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Definition
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|
Term
| Filtration rate (gal/sq.ft.)= Flow rate (GPM) / area of filter (sq.ft.) |
|
Definition
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|
Term
| Parts per million is calculated by weight. One ppm is equal to 1 pound of chemical in 1,000,000 pounds of water. 1,000,000 pounds of water is approximately 120,000 gallons.converting to ounces, 1 pound equals 16 ounces. 1 ounce of chemical in 75,000 gallons equals 1 ppm. |
|
Definition
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|
Term
| The most common bactericide used in swimming pools is___________. |
|
Definition
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Term
| What should be checked on daily basis? |
|
Definition
| you should check the operation of the circulation pump, and motor check the operation of the disinfectant and pH chemical feeder, is your and record full rate, clean the pool, and water make up to keep adequate level, wash the deck, and make appropriate entries into daily swimming pool operations report. |
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|
Term
| What should be done every two weeks? |
|
Definition
| Conduct inventory of chemicals and supplies, check the recirculation pump efficiency, check and replace any outdated medical supplies. |
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|
Term
| What is the source of power to recirculate water through the system? |
|
Definition
| The recirculation pump, typically a centrifugal pump |
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|
Term
| The water displaced by a large number of swimmers entering the pool at one time is called what? |
|
Definition
|
|
Term
| When the amount of water equal to the volume of the pool is pumped through the filtration system what is this called? |
|
Definition
|
|
Term
| What is used to check the accuracy over pools flow meter? |
|
Definition
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|
Term
| What is required on each side of the pump before any valves? |
|
Definition
| A vacuum gauge on the suction side of the pump and a pressure gauge on the discharge side of the pump |
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|
Term
| What does the discharge gauge usually measure in what type of reading? |
|
Definition
|
|
Term
| What does the vacuum gauge usually measure in what reading? |
|
Definition
| inches of mercury or both inches of mercury and psi |
|
|
Term
| What is a cps filter and what type of media does it use? |
|
Definition
| conventional pressure sand filter, it uses several layers of gravel and a layer of fine sand |
|
|
Term
| At what pressure gauge reading does a cps filter need to be backwashed? |
|
Definition
|
|
Term
| What is the minimum backwash rate for sand filters? |
|
Definition
|
|
Term
| A CPS filter can operate at a flowrate know more than ____ gallons per minute for each square foot of effect of filter surface area. |
|
Definition
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|
Term
| HRS filters are capable of filtration rates up to _____ GPM\SQ.FT. |
|
Definition
|
|
Term
| How much diatomite should be used to precoat a DE filter? |
|
Definition
| add 1.5 ounces per square foot of filter surface area to the water |
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|
Term
| If the pool water has a milky cloudiness what should you check? |
|
Definition
| Check the DE filter for a broken or torn filter element |
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|
Term
| What methods can be used to clean a DE filter? |
|
Definition
| backwashing, air bump assist backwashing, spray washing, agitation |
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|
Term
| The pH is it indication of what in the pool water? |
|
Definition
| how acidic or basic (alkaline) |
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|
Term
| Pool volume is over 100,000 gallons and all swimming pools utilizing gas Corine as a disinfectant are required to what? |
|
Definition
| have a chemical feeder to control and maintain the pH of the water |
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|
Term
| Pools with volumes less than 100,000 gallons may manually add pH control chemicals how? |
|
Definition
| directly to the pool water when swimmers are not present |
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|
Term
| What is a measurement of the pH buffering capacity in water? |
|
Definition
|
|
Term
| Buffering is the ability to resist changes in pH due to the presence of what? |
|
Definition
| bicarbonate and carbonate in the water |
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|
Term
| The pH will fluctuatelightly with the addition of small amounts of pH control chemicals when the water alkalinity level falls below what ppm? |
|
Definition
|
|
Term
| What should you add to raise the alkalinity? |
|
Definition
| bicarbonate (baking soda) |
|
|
Term
| What should you add to lower the alkalinity levels? |
|
Definition
|
|
Term
| Water hardness is caused by what? |
|
Definition
| dissolve calcium and magnesium compounds |
|
|
Term
| How do you increase the calcium hardness? |
|
Definition
|
|
Term
| What do you dissolve metals do to the pool water? |
|
Definition
|
|
Term
| How do you prevent algae in the pool? |
|
Definition
| maintain adequate chlorine and bromine residual |
|
|
Term
| What will kill existing algae as well as prevent its growth? |
|
Definition
|
|
Term
| Will bromine effectively kill existing algae? |
|
Definition
| no, it will only prevent it |
|
|
Term
| Is Chorine a very strong oxidizer? |
|
Definition
|
|
Term
| What will happen when chlorine gas mixes with water? |
|
Definition
| it will form hydrochloric acid which in turn lowers the pH of the water |
|
|
Term
| what is another term for liquid chlorine? |
|
Definition
|
|
Term
| How much Chorine does sodium hypochlorite contain? |
|
Definition
|
|
Term
| What is the pH of liquid chlorine? |
|
Definition
|
|
Term
| What is another term for powdered chlorine? |
|
Definition
|
|
Term
| How much Chorine is available in powdered chlorine? |
|
Definition
|
|
Term
| What is another name for granular chlorine? |
|
Definition
| sodium dichlorvos-isocyanuric acid |
|
|
Term
| What is the available chlorine content of granular chlorine? |
|
Definition
|
|
Term
| What is another name for tablet or stick chlorine? |
|
Definition
| trichloro-isocyanuric acid |
|
|
Term
| What is the chlorine content of tablet or stick Chorine? |
|
Definition
|
|
Term
| Tablet or stick chlorine has pH of________? |
|
Definition
|
|
Term
| Can you use tablet or stick chlorine in an indoor pool? |
|
Definition
|
|
Term
| What are bromine tablets and sticks used for? |
|
Definition
| Swimming pool disinfectants |
|
|
Term
| What is the pH of a bromine tablet? |
|
Definition
|
|
Term
|
Definition
| it is the amount of chlorine that must be added at any time to react against substances in the pool |
|
|
Term
| When must a minimum free chlorine residual of 2.0 ppm is required? |
|
Definition
| when the water temperature exceeds 85°F |
|
|
Term
| When must a minimum total bromine residual of 4.0 PPM must be maintained? |
|
Definition
| when the water temperature exceeds 85°F |
|
|
Term
| Swimming must not be allowed until the free chlorine residual has dropped to between what PPM? |
|
Definition
|
|
Term
| The pool must be super chlorinated or shocked when the combined chlorine exceeds what PPM? |
|
Definition
|
|
Term
| What is the name of a non-chlorinated shock product that is an oxidizer and destroys organic contaminants such as ammonia compounds? |
|
Definition
|
|
Term
| Will peroxymonosulfate disinfect a pool? |
|
Definition
| no, it's simply controls organics and combined chlorine |
|
|
Term
| Is it okay to add water to chemicals? |
|
Definition
| no! Always add chemicals to water |
|
|
Term
| Is it okay to combine different Chorine products? |
|
Definition
|
|
Term
| What type of colorimetric disinfectant residual test kit is not allowed? |
|
Definition
|
|
Term
| What is the ideal cyanuric acid level? |
|
Definition
|
|
Term
| The pool water must be partially drained and replace with freshwater when the cyanuric acid level exceeds what PPM you get it back down to 50 ppm or less? |
|
Definition
|
|
Term
|
Definition
| cavitation involves air in the pump system that may result in severe damage to the pump and piping when the suction side pressure is reduced |
|
|
Term
| What will happen to an outdoor in-ground pool if it is completely drained and the water table is high? |
|
Definition
| The empty pool can float out of the ground |
|
|
Term
| How do you prevent an outdoor in-ground pool from floating out of the ground? |
|
Definition
| they are required to have hydrostatic relief valves which automatically open to let groundwater flow into the pool during off-season |
|
|
Term
| What type of information must be recorded daily in the operational report form? |
|
Definition
| measurements of pH, turbidity, time of day the chlorine or brawl mine residual was taken in both the deep and shallow ends, flow rate, and when the filter was backwashed |
|
|
Term
| Ring buoys must have a rope attached to them at what length? |
|
Definition
| equal in the link to the widest width of the swimming pool or 50 feet, whichever is less |
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|
Term
| An emergency phone is required within how many feet of a pool? |
|
Definition
|
|
Term
| A protective wall or fence or other barrier that must enclose the swimming pool deck must be how many feet high and have no openings exceeding how many inches wide? |
|
Definition
| 4 feet high and 4 inches wide |
|
|
Term
| When a pool floor slope occurs from shallow area to the deep area what safety measures must be taken? |
|
Definition
| A safety rope must be secured with three sis anchors located a minimum of 1 foot towards the shallow end |
|
|
Term
| In shallow areas no diving markers at least how many inches high must be located no more than how many feet around the pool perimeter? |
|
Definition
| 4 inches high and 25 feet |
|
|
Term
| Outdoor pools must close when lightning is present, including how many minutes after the lightning was observed? |
|
Definition
|
|
Term
| When are lifeguards are required at swimming pools? |
|
Definition
| when the pool allows children under 16 years of age to enter the pool without supervision |
|
|
Term
| When most the pool operator immediately close the pool? |
|
Definition
| when conditions at the swimming pool or bathhouse create an immediate danger to the health or safety of the people or a written notice to close has been issued by the department |
|
|
Term
| When closing an outdoor pool what should be done to leftover chemicals? |
|
Definition
| they should be identified and clearly labeled |
|
|
Term
| Can you leave water in a outdoor pool during the off-season or do you have to completely drain the pool? |
|
Definition
| that determination is optional |
|
|
Term
| If water is left in an outdoor pool, what level must the water be at? |
|
Definition
| 6 inches below for sidewall inlets |
|
|
Term
| When closing an outdoor pool for the season what type of sign must be posted? |
|
Definition
|
|
Term
| When re-opening an outdoor pool for the season what are some basic main things that should be done? |
|
Definition
| flush all lines leading to from the pool with freshwater, thoroughly clean the walls of the pool, paint the walls of the pool if necessary, backwash the filter |
|
|
Term
| What is an HSR filter and what type of media does it use? |
|
Definition
| high rate sand filter, it uses sand only |
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