5 Colo. Code Regs. § 1003-5-3.18
This room will provide a (2) two foot minimum clearance and/or in accordance to manufacturers specifications around all pool mechanical and recirculation equipment to allow access for servicing and repairs. The room shall be located in such a manner that it may not be entered from the shower rooms or from the pool area by unauthorized persons. The floors shall have a minimum slope of 1/4 inch per foot toward the drains. The floor drains shall be of such number and placement so as to ensure a dry floor at all times. The drains from the mechanical equipment room shall not discharge to a sewer or drain which may overload. Miscellaneous equipment, chemicals, and appurtenances shall not be stored in the pool mechanical equipment room.
5 CCR 1003-5-3.18