§ 150.431 DEFINITIONS.
   For the purpose of this subchapter, the following definitions shall apply unless the context clearly indicates or requires a different meaning.
   BACKWASH PIPING. The piping which extends from the backwash outlet of the filters to its terminus at the point of disposal.
   CARTRIDGE FILTER. A filter using filter cartridges.
   DESIGN RATE. The average flow rate over the filtration cycle.
   DIATOMITE TYPE FILTER. A filter designed to be used with filter aid.
   FACE PIPING. The piping with all valves and fittings which is used to connect the filter system together as a unit.
   FILTER. Any material or apparatus by which water is clarified.
   FILTER CARTRIDGE. A disposable or renewable filter element which employs a filter aid.
   INLET. The fitting or opening through which the filtered water enters the pool.
   MAIN DRAIN. The outlet(s) at the deep portion of the pool through which the main flow of water leaves the pool when being drained or circulated.
   MAIN SUCTION. The line connecting the main drain to the pump.
   OTHER POOLS OF WATER. Includes whirlpools, spas, hot tubs, therapy pools, soakers and other similar structures that have a water surface area over 50 square feet measured at normal operating levels.
   POOL DEPTHS. The distance between the floor of the pool and the maximum operating level when the pool is in use.
   POOL FLOOR. That portion of the pool that is horizontal or inclined less than 45 degrees to the vertical from the horizontal.
   POOL WALKS/DECKS. The surfaced area around the pool.
   POOL WALL. That portion of the pool that is vertical or inclined more than 45 degrees to the vertical from the horizontal.
   PRIVATE POOL. One used in conjunction with a single-family residence and constructed on the same zoning lot as the principle building, used and intended to be used solely by the owner or occupant and his or her family and friends.
   PUBLIC POOL. All other pools other than private swimming pools as defined herein.
   RECIRCULATING PIPING. The piping from the pool to the filter and return to the pool, through which the water circulates.
   RETURN PIPING. The piping which carries the filtered water from the filter to the pool.
   SAFETY ROPE ANCHORS. Anchors at the transition point.
   SAND FILTER. A filter that employs sand as the filter media.
   SKIMMER BASKET. An easily removable and cleanable basket located in the recirculating piping system through which all overflow water must pass.
   SKIMMER FILTER. A recirculating skimmer with a filter forming an integral part of the device.
   SWIMMING POOL. A receptacle for water, or an artificial basin of water, either above-ground or subsurface, indoor or outdoors, having a depth at any point in excess of two feet and a surface area exceeding 150 square feet, intended for the use of persons with the purpose of emersion, partial emersion or swimming and including all appurtenant equipment.
   TRANSITION POINT. A point where floor slope changes between shallow and deep area.
   UNDERDRAIN. An appurtenance at the bottom of the filter to assure equal distribution of water through the filter media.
   VACUUM FITTING. The fitting in the wall of the pool which is used as a convenient outlet for connecting the underwater suction cleaning equipment, or a recirculating skimmer.
   VACUUM PIPING. The piping which connects the vacuum fitting to the pump suction.
(Prior Code, § 9-213) (Ord. 94-11B, passed 4-21-1994)