(1) Outlets must be located at the low point of the splash decks.

(2) Splash decks must have two or more main drains located a minimum of three feet apart.

(3) Drain covers must meet the following requirements:

(a) outlet drains to each splash deck recirculation pump must have drain covers that measure 12 inches x 12 inches or greater in size;

(b) the maximum width of any opening in the main drain cover must not exceed 1/2 inch; and

(c) drain covers must withstand the anticipated force of users and must be removable only with specific tools.

(4) Flow through the drains to the treatment tank shall be gravity flow only. Direct suction outlets from the splash deck are prohibited.

(5) In any splash deck that recirculates the water after sanitizing it, the cleaning drains that drain directly to waste water must be located around the perimeter of the pad at a sufficient number of locations to drain water used to clean the pad so that it does not enter a main drain to be recirculated. The slope of the spray pad must change around the perimeter to slope toward the cleaning drains.

(6) Spray or play features must drain completely at night with no water left standing on the surface.