Colorado Revised Statutes Title 25. Health § 25-5-804. Safety standards for swimming areas

(1) All natural swimming areas shall have a sanded beach the slope of which shall not be steeper than one foot of fall to ten feet of horizontal distance and shall be posted with warning signs, buoys, or other markers located not more than one hundred feet apart and visible to a person of ordinary visual acuity at a distance of not less than one hundred feet to mark water over three feet in depth and to mark the exterior limits of the designated swimming area. There shall also be provided not less than one life ring fifteen inches in diameter with seventy-five feet of three-sixteenths inch manila line attached which shall be hung in a conspicuous place on the beach where it shall be kept readily available for use. Each natural swimming area shall also have not less than one square-sterned boat with oars and oarlocks which shall be used only for lifesaving purposes. All other floating craft shall be excluded from the swimming areas except for enforcement craft when necessary to provide adequate supervision. When night swimming is permitted in the natural swimming area, the beach shall be fully illuminated.

(2) The diving tower or springboard, when provided, shall be rigidly constructed and securely anchored.

(3) Swimming pools shall be equipped with not less than one lightweight reaching pole of not less than twelve feet in length and not less than one life ring fifteen inches in diameter with seventy-five feet of three-sixteenths inch manila line attached, both of which shall be kept in a conspicuous place readily available to persons in the pool. When night swimming is permitted, the pool, adjacent area, and all appurtenances shall be fully illuminated.