The following words and terms, when used in this chapter, shall have the following meanings, unless the context clearly indicates otherwise:
AIR GAP
The unobstructed vertical distance through the free atmosphere between the lowest opening from any pipe or faucet supplying water to a tank, plumbing fixture or other device and the flood level rim of the receptacle.
BACKFLOW
The flow of water or other liquids, mixtures or substance into the distributing pipes of a potable supply of water from any source or sources other than the approved source.
CONTAMINATION
Any physical, chemical or biological substance present in the pool water which may adversely affect the health or safety of the bather.
CROSS CONNECTION
Any physical arrangement connecting a:
A. 
Potable water system, directly or indirectly, with anything other than another potable water system; or
B. 
A swimming pool or spa pool to any potable or nonpotable water source capable of contaminating the pool as a result of backflow.
DEPARTMENT
The Community Development Department of Radnor Township.
D.E.R.
The Pennsylvania Department of Environmental Resources.
DIRECTOR
The Community Development Director or duly authorized representative.
LIFEGUARD
A person appointed by the owner or manager to maintain surveillance over the bathers on the deck or in the pool and to supervise bather safety. The lifeguard shall meet the training requirements of this chapter.
NATIONAL ELECTRICAL CODE
The National Electrical Code, published by the National Fire Protection Association.[1]
OWNER
Any person, agent, firm or corporation having a legal or equitable interest in a public bathing place and responsible for the continual operation and maintenance of such facility in accordance with the terms of this chapter.
PLUMBING CODE
The BOCA National Plumbing Code, published by the Building Officials and Code Administrators International, Inc.[2]
PUBLIC BATHING PLACE
Any outdoor or indoor place used for amateur, professional or recreational swimming or relaxation, to include a swimming pool, spa pool or wading pool, whether or not a fee is charged for the admission or use of such facility. This definition is exclusive of a swimming pool, spa pool or wading pool at a single- or two-family residence which is used solely by the owner of the residence, family and personal guests.
REFUSE
All nonputrescible wastes generally regarded and classified as rubbish, trash or junk or by similar designations which have been rejected by the owner or possessor thereof as useless or worthless to him.
SEWAGE
Any substance which contains any of the waste products or excrements or other discharges from the bodies of human beings or animals and any noxious or deleterious substance being harmful or inimical to the public health or to animal or aquatic life or to the use of water for domestic water supply or for recreation.
SEWERAGE SYSTEM
Any community or individual system, whether publicly or privately owned, for the collection and disposal of sewage or industrial wastes of a liquid nature, including various devices for the treatment of such sewage or industrial wastes.
SOURCE
A well, spring, cistern, infiltration gallery, stream, reservoir, pond or lake from which, by any means, water is taken, either intermittently or continuously, for use by the public.
SPA POOL
Any whirlpool, hot-tub or similar device, other than a residential spa or hot tub, which is designed for relaxation or recreational use, where the user is sitting, reclining or at rest and the pool is not drained, cleaned or refilled after each use, which shall include but not be limited to hydrojet circulation, hot water, cold water or mineral baths or air-induction bubbles, in any combination, and is operated by the owner, regardless of whether a fee is charged. Public spas and hot tubs may be individual units or may be integrated into a larger swimming pool or bathing pool. A public "spa pool" may, depending on its size, accommodate one or more persons. "Spa pools" used in connection with a licensed medical practice, under the direct supervision of qualified medical personnel, shall be excluded from the requirements of this chapter.
SWIMMING POOL
Any structure, basin, chamber or tank containing an artificial body of water for swimming, diving, relaxation or recreational bathing and having a depth of two feet or more at any point and including all associated facilities, but shall not include a spa pool.
TOWNSHIP
The Township of Radnor, Delaware County, Pennsylvania.
TURNOVER PERIOD
The minimum time necessary to circulate the entire volume of the pool facility through the treatment system.
WADING POOL
Any artificial pool of water less than two feet deep and intended for wading purposes.
WATERS OF THIS COMMONWEALTH
Rivers, streams, creeks, rivulets, lakes, dammed water, ponds, springs and all other bodies of surface and underground water or parts thereof, whether natural or artificial, within or on the boundaries of this commonwealth.
WATER SUPPLY
A source or sources of water, as well as any and all water treatment, storage, transmission and distribution facilities.
[1]
Editor's Note: See also Ch. 156, Electrical Standards.
[2]
Editor's Note: See also Ch. 218, Plumbing.