R392-302-23. Lighting, Ventilation and Electrical Requirements

  (1) A pool constructed after September 16, 1996 may not be used for night swimming in the absence of underwater lighting. The local health officer may grant an exemption to this if the pool operator demonstrates that a 6 inch, 15.24 centimeters, diameter black disk on a white background placed in the deepest part of the pool can be clearly observed from the pool deck during night time hours. The local health department shall keep a record of this exemption on file. The pool operator shall keep a record of this exemption on file at the facility.

  (2) Where night swimming is permitted and underwater lighting is used, artificial lighting shall be provided so that all areas of the pool, including the deepest portion of the pool shall be visible. Underwater lights shall provide illumination equivalent to 0.5 watt of incandescent lamp light per square foot, 0.093 square meter, of pool water surface area. The Local Health Officer may waive underwater lighting requirements if overhead lighting provides a minimum of 15 foot candles, 161 lux, illumination over the entire pool surface.

  (3) Where night swimming is permitted and underwater luminaires are used, area lighting must be provided for the deck areas and directed away from the pool surface as practical to reduce glare. The luminance must be at least 5 horizontal foot candles of light per square foot, 929 square centimeters, of deck area, but less than the luminance level for the pool shell.

  (4) Electrical wiring must conform with Article 680 of the National Electrical Code as incorporated under Title 15a, State Construction and Fire Codes Act.

  (a) Wiring may not be routed under a pool or within the area extending 5 feet, 1.52 meters, horizontally from the inside wall of the pool as provided in Article 680 of the National Electric Code as incorporated under Title 15a, State Construction and Fire Codes Act, without the written approval of the Department. The Department may deny the installation and use of any electrical appliance, device, or fixture, if its power service is routed under a pool or within the area extending 5 feet, 1.52 meters, horizontally from the inside wall of the pool, except in the following circumstances;

  (i) For underwater lighting,

  (ii) electrically powered automatic pool shell covers, and

  (iii) competitive judging, timing, and recording apparatus.

  (5) Buildings containing indoor pools, pool equipment rooms, access spaces, bathhouses, dressing rooms, shower rooms, and toilet spaces must be ventilated in accordance with American Society of Heating, Refrigerating and Air-Conditioning Engineers Standard 62.1-2004, which is incorporated and adopted by reference.