(1) The requirements set forth in this subchapter apply to all existing and newly built public pools, spas, and other water features, including privately owned public facilities where nonmembers or nonlodging guests are allowed to use the facility.

(2) With the following three exceptions, existing pools, spas, or water features shall be equipped with dressing rooms that are located adjacent to the locker room or the showering areas:

(a) seasonal recirculation splash decks and other water features may locate showers in the public area of the pool facility, using tempered water which drain to approved sewer or septic;

(b) existing hotels, motels, and lodgings are not required to provide dressing rooms and bathrooms adjacent to the pool. New hotels and motels must provide at least one unisex bathroom with a toilet, a hand sink, a changing table, and a shower. The shower may be located in the public area of the pool facility. Newly built facilities must locate the required facilities either in the area of the pool, spa, or other water feature or provide access to such facilities through an adjacent door not exceeding 50 feet from the pool, spa, or other water feature; and

(c) flow-through splash decks are not required to have changing room or showers but must have an adequate amount of toilet facilities meeting ARM 37.115.1814.

(3) At a minimum, one dressing room for males and one dressing room for females shall be provided.

(4) The ceilings, walls, and floors of dressing rooms, toilet, and shower areas shall be constructed of smooth, impervious, easily cleanable material, not adversely affected by steam, water, or disinfectant.

(5) The floors shall be smooth, nonslip to bare feet, shall have no open cracks or joints, and shall have a minimum slope of 1/4 inch per foot toward the drains with no low spots which will allow water to stand.

(6) Deck carpet is not permitted within six feet of shower areas or in hallways in or leading to dressing rooms which will normally be traveled by individuals wearing shoes.

(7) Any pool with a bather load less than 250 shall provide two screened changing areas in each dressing room. Any pool with a bather load greater than 250 shall provide an additional screened changing area for each additional 200 bathers.

(8) Partitions for screened changing areas and toilets shall have a minimum clearance of six inches above the floor.

(9) Dressing rooms, toilet, and shower areas shall be lighted so that all areas are easily visible for cleaning and maintenance.

(10) Except for flow-through splash decks, separate shower facilities shall be provided in the dressing rooms, shower areas, or entry areas and shall be located so that bathers must pass from the shower area directly into the pool, spa, or other water feature area for pools, spas, or water features.

(11) All showers must be equipped with a mixing valve or cold and hot water plumbing no warmer than 120 degrees.

(12) Liquid, foam, or powdered soap shall be provided for each shower unit.