(a) Prior to any activity regarding a body of water, you must explain the dangers of the body of water and the rules governing the activity to the children in a manner that each child can understand.(b) If your operation sponsors a swimming activity and you allow a child to swim in a body of water:(1) The supervising adult must clearly designate the swimming areas;(2) You must meet the swimming child/adult ratios; and(3) If more than six children are participating in the activity, you must have life-saving equipment present at all times that is sufficient to reach and rescue the child, such as a safety throw bag with a brightly colored 50-foot buoyant rope or a rescue boat equipped with a reach pole and a buoy.