(1)
Definitions.
"Air break" is a piping arrangement in which a
drain from a fixture, appliance or device discharges indirectly into a fixture,
receptacle, or interceptor at a point below the flood-level rim of the
receptacle.
"Air gap" means the unobstructed vertical
distance through the free atmosphere between the lowest opening from an inlet
pipe and the flood-level rim of a receptacle or floor drain.
"Board of health" means a county, city, or
district board of health.
"Body feed" means the continuous addition of
controlled amounts of filtering aid during the operation of a diatomaceous
earth filter to maintain a permeable filter cake. This is sometimes referred to
as a "slurry feed."
"Certified operator" means a person who has:
1. Successfully completed the
Certified Pool/Spa Operator® course sanctioned by NSPF, the Aquatic
Facility Operator course sanctioned by NRPA, the Professional Pool & Spa
Operator course sanctioned by the APSP, the Licensed Aquatic Facility
Technician course sanctioned by the American Swimming Pool and Spa Association,
or an equivalent course approved by the department; and
2. Been recertified as required by the
sanctioning organization; and
3.
Obtained the continuing education required by 15.11 (2).
"Combined chlorine" means nitrogen-chlorine
compounds formed by the reaction of a chlorine disinfectant chemical with
ammonia and organic nitrogen compounds as measured with a DPD
(diethyl-p-phenylene diamine) test kit or as measured by another method
approved by the department. Another term for combined chlorine is
"chloramines."
"Construction" means the installation of a new
swimming pool facility. "Construction" includes modifications to an existing
facility which change the total recirculated water volume or the total water
surface area by 20 percent or more.
"Deck" means a walkway immediately adjacent to
a swimming pool.
"Decorative fountain" means a basin equipped
with water sprays or jets that does not serve primarily as a wading or swimming
pool and whose drain is not directly connected to any type of suction device
for removing or recirculating the water.
"Deep water" means those areas of a swimming
pool where the water is more than five feet deep.
"Department" means the Iowa department of
public health.
"Di-chlor" means sodium
dichloro-s-triazinetrione dihydrate. Di-chlor is a form of chlorine that
includes cyanuric acid in its formulation.
"Engineering plans" means plans and
specifications certified in accordance with the rules of the engineering and
land surveying examining board or the architectural examining board by an
engineer or architect licensed to practice in the state of Iowa.
"Equalizer" means an arrangement including a
pipe from an opening below the water level in a swimming pool or spa to the
body of a skimmer and a normally closed valve at the skimmer body. The
arrangement is designed to automatically prevent air from being drawn into the
pump when the water level drops below the skimmer inlet. The equalizer opening
in a swimming pool or spa is a fully submerged outlet.
"Facility" means a building, fenced enclosure,
or lot where there is at least one swimming pool or spa subject to regulation
under Iowa Code chapter 1351 and these rules.
"Field fabricated," when applied to a sump or
a cover/grate for a fully submerged outlet, means constructed on site with
conventional building materials or of a size and shape different from readily
available commercial sumps or cover/grates.
"Fill and drain wading pool" means a wading
pool having no recirculation system.
"Filter" means a mechanical device for
removing suspended particles from the swimming pool water and refers to the
complete mechanism including all component parts.
"Flow rating," when applied to the cover/grate
for a fully submerged outlet, means the maximum flow rate in gpm through the
cover/grate that will not cause body or hair entrapment as determined by the
test methods in the ASME standard.
"Fountain" means a water fountain that is not
established primarily for swimming or wading, but where swimming or wading is
allowed, and that has a drain which is connected to a mechanical suction device
for removing or recirculating the water.
"Free chlorine" means the concentration of
hypochlorous acid and hypochlorite ion in the swimming pool water as measured
with a DPD (diethyl-p-phenylene diamine) test kit or as measured by another
method approved by the department.
"Fully submerged outlet" means an outlet that
is completely under water when the water is at the normal operating
level.
"Gravity outlet" means an outlet that directly
connects to a tank or other structure that is at atmospheric pressure. Water
flows through a gravity outlet by the natural head of water over the
outlet.
"Hose bib" means a fresh-water outlet that is
threaded to permit the attachment of a garden hose.
"Hydrostatic relief valve" means a relief
valve installed in the bottom of the swimming pool and designed to operate
automatically when the swimming pool is empty, relieving the groundwater
pressure around the structure by allowing the groundwater into the swimming
pool tank.
"Inlet" means a fitting or opening through
which recirculation water enters the swimming pool.
"Inspection agency" means the department, or a
city, county or district board of health that has executed with the department
pursuant to the authority of Iowa Code chapters 28E and 1351 an agreement to
inspect swimming pool/spa facilities and enforce these rules. The authority of
a city, county or district board of health is limited to the geographic area
defined in the agreement executed with the department. Within the defined
geographic area, the city, county or district board of health is the "local
inspection agency."
"Leisure river" means a closed-path channel of
near constant depth with a river-like flow of water. A leisure river may
include water features and play devices. Leisure rivers are also called "lazy
rivers" or "slow rivers."
"Lifeguard."
1. "
Certified lifeguard" means an
individual
who holds current certification in one of the following courses and, where
applicable, current additional certification in American Red Cross first aid
and American Red Cross or American Heart Association infant, child and
adult
CPR; two-
person CPR, or equivalent first-aid and CPR certification approved by
the
department:
* American Red Cross Lifeguard Training
* YMCA Lifeguarding
* Boy Scouts of America Lifeguard
2. "
Licensed lifeguard" means an
individual
who holds a current
license from the National Pool and Waterpark Lifeguard
Training Program in one of the following programs:
* National Pool and Waterpark Pool Lifeguard
* National Pool and Waterpark Lifeguard Training
* National Pool and Waterpark Deep Water Lifeguard
NOTE: Lifeguard, CPR and first-aid training programs will
sometimes be renamed or restructured by the sponsoring organization. American
Red Cross lifeguard training now includes first aid and CPR; the lifeguard
receives the lifeguard certificate and a CPR certificate. Separate CPR and
first-aid training is available from the American Red Cross, the American Heart
Association, and other providers. If there is a question whether a specific
training course will meet the requirements of these rules, information about
the course should be submitted to the department for evaluation.
"Main drain" means the outlet(s) at the
deepest part of a swimming pool or spa.
"Manufacturer's specifications" means written
guidelines established by a manufacturer for the installation and operation of
the manufacturer's equipment.
"Multisection water recreation pool" means a
swimming pool with three or more distinct use areas such as, but not limited
to, a zero-depth play area, a water slide landing area, a lap swim area, and a
diving area.
"Outlet" means a fitting or opening, including
the main drain, through which water leaves the swimming pool or spa.
"Outlet system" means an arrangement of
components associated with one or more connected fully submerged outlets
including the cover/grate(s), the sump(s), the piping, and the pump(s) if one
or more pumps are directly connected to the outlet(s).
"Perimeter overflow gutter" means a weir and
trough around the perimeter of a swimming pool that is used to skim the surface
of the water and return the water to the treatment system.
"Plunge pool" means a pool designed to serve
as a landing area for a water slide.
"Recirculation system" means the pump(s),
piping, inlets, outlets, filtration system, chemical feed systems and
accessories provided to convey and treat the swimming pool or spa water to meet
the water quality standards in these rules.
"Reconstruction" means the replacement or
modification of a swimming pool or spa shell or deck, a swimming pool or spa
recirculation system, a perimeter overflow gutter or skimmer, or a bathhouse
associated with a public swimming pool or spa. "Reconstruction" does not
include the replacement of equipment or piping previously approved by the
department, provided that the type and size of the equipment are not revised,
nor does it include normal maintenance or repair.
"Residential swimming pool" means any swimming
pool that is used, or intended to be used, in connection with a single-family
residence and that is available only to the family of the householder and the
householder's private guests. A residential swimming pool used for any
commercial purpose, including, but not limited to, swimming lessons or exercise
classes, shall comply with the requirements of 15.4(6)"n." A
residential swimming pool used for private swimming lessons for over 207 hours
in a calendar month, or the number of hours prescribed by local ordinance
applicable to such use of a residential swimming pool, whichever is greater,
shall be considered a public swimming pool and shall be subject to all the
requirements of this chapter. A residential swimming pool used for any other
commercial purposes for more than 60 hours in a calendar month shall be
considered a public swimming pool and shall be subject to all the requirements
of this chapter.
"Shallow water" means those areas of a
swimming pool where the water is 5 ft deep or less.
"Shallow water guard."
1. "Certified shallow water guard" means a
person who has current certification in American Red Cross basic water rescue,
current certification in American Red Cross first aid, and current
certification in American Red Cross or American Heart Association infant, child
and adult CPR, or equivalent training approved by the department.
2. "Licensed shallow water guard" means a
person who holds a current license from the National Pool and Waterpark
Lifeguard Training Program as a National Pool and Waterpark Shallow Water
Waterpark Lifeguard.
NOTE: Water safety, CPR and first-aid training programs will
sometimes be renamed or restructured by the sponsoring organization. If there
is a question whether a specific training course will meet the requirements of
these rules, information about the course should be submitted to the department
for evaluation.
"Skimmer" means a manufactured device designed
to be directly connected to the recirculation pump suction and used to skim the
swimming pool over a self-adjusting weir.
"Spa" means a structure, chamber, or tank,
such as a hot tub or whirlpool, that is designed for recreational or
therapeutic use and is designed not to be drained, cleaned, and refilled after
each individual use. A spa is designed to provide a means of agitation. A
swimming pool with a bench equipped with agitation is not considered a spa
provided that the bench length is no more than 10 percent of the swimming pool
perimeter and that the water temperature is maintained at 90°F or less.
Rules
641-15.51 (135I)
and
641-15.52 (135I) define minimum standards for the operation and design of spas.
"Speed slide" means a water slide which is
designed to enter users into a plunge pool or other deceleration arrangement at
a speed of 30 ft per second or more.
"Spray pad" means a constructed area equipped
with water sprays or other water play features where the water is intended to
contact the users. A spray pad includes no standing water. A spray pad uses
water that is recirculated independently or from an associated swimming pool.
Spray pads are also called "wet decks," "splash pads," "interactive play
attractions," "water recreation attractions," and other names.
A play area with sprays or other features that includes no
standing water and that uses only potable water that is not circulated (the
water drains to waste) is not included in this definition.
"Suction outlet" means an outlet that is
directly connected to the inlet side of a circulation pump.
"Superchlorination" means the addition of a
chlorine disinfectant compound to a swimming pool or spa to a concentration at
least ten times the combined chlorine concentration before the addition.
Treatment of swimming pool or spa water with nonchlorine chemicals to eliminate
or suppress combined chlorine is not superchlorination.
"Swimming pool" means a structure, chamber,
tank, or area constructed of man-made material through which water is
circulated and that is designed and operated for recreation, training, or
competition that includes full body contact with the water. This definition
includes, but may not be limited to, swimming pools, wading pools, spray pads,
leisure rivers, water slides, and wave pools. The swimming pool may be either
publicly or privately owned. This definition includes, but is not limited to,
swimming pools operated by cities, counties, public and private schools,
hotels, motels, camps, apartments, condominiums, and health clubs and country
clubs.
1. "Class A swimming pool" means
a swimming pool with a water surface area of 1500
ft2or more, except for wading pools.
2. "Class B swimming pool" means a swimming
pool with a water surface area of less than 1500
ft2.
(2)
Abbreviations.
"AFO" means aquatic facility operator.
"AGA" means American Gas Association, 400 N.
Capitol Street, NW, Washington, DC 20001.
"ANSI" means American National Standards
Institute, 25 West 43rd Street, New York, NY 10036.
"APSP" means the Association of Pool & Spa
Professionals (formerly National Spa and Pool Institute (NSPI)), 2111
Eisenhower Avenue, Alexandria, Virginia 22314.
"ASME" means American Society of Mechanical
Engineers, Three Park Avenue, New York, NY 10016-5990.
"ASME standard" means ASME/ANSI
A112.19.8a-2008, "Suction Fittings for Use in Swimming Pools, Wading Pools,
Spas, and Hot Tubs." The standard sets performance requirements and test
methods for pool and spa fittings, covers and grates for physical strength,
ultraviolet light resistance, and hair and body entrapment prevention. The
standard can be purchased from ANSI by calling (212)642-4980 or at
http://webstore.ansi.org/ [File Link Not Available].
"AWWA" means American Water Works Association,
6666 West Quincy Avenue, Denver, CO 80235.
"BTU" means British thermal unit.
"CPO®" means certified swimming pool/spa
operator.
"CPR" means cardiopulmonary
resuscitation.
"feet" means feet of water (feet x 0.43 = psi)
when used in discussing pump requirements.
"ft" means foot or feet (distance).
"ft2" means square
foot or square feet.
"gal" means gallon(s).
"gpm" means gal per minute.
"in Hg" means inches of mercury (in Hg x 0.49
= psi).
"in2" means square
inch(es).
"LAFT" means licensed aquatic facility
technician.
"mg/L" means milligram(s) per liter.
"mV" means millivolts.
"NRPA" means National Recreation and Park
Association, 22377 Belmont Ridge Road, Ashburn, VA 20148.
"NSF" means NSF International (formerly
National Sanitation Foundation), 789 N. Dixboro Road, P.O. Box 130140, Ann
Arbor, MI 48113-0140.
"NSPF®" means National Swimming Pool
Foundation, 4775 Granby Circle, Colorado Springs, CO 80919.
"ORP" means oxidation-reduction
potential.
"ppm" means parts per million; mg/L and ppm
are equivalent terms.
"PPSO" means professional pool and spa
operator.
"psi" means pounds per square inch.
"sec" means second (time).
"Standard 50" means NSF/ANSI Standard 50,
"Circulation System Components for Swimming Pools, Spas, or Hot Tubs."
"TDH" means total dynamic head.
"UL" means Underwriters Laboratories, 333
Pfingsten Road, Northbrook, IL 60062-2096.
