(a) The use zone for entrances and exits to the soft contained play equipment, excluding slide exits, is a minimum of five feet from all portions of the entrance and exit which are outside of the contained area of the equipment.(b) The use zone in front of slide exits must extend a minimum of five feet if the slide run-out is 36 inches or greater. If the slide run-out is less than 36 inches, the use zone at the end of the slide must be six feet. In addition, this use zone may not overlap with any other use zones.(c) Entrances and exits that terminate inside of the soft contained play equipment are exempt from use zone requirements.(d) External portions of the soft contained play equipment that contain no designated play surfaces and serve only to enclose the equipment are exempt from use zone requirements.(e) The critical height of resilient surfacing material must be equal to the highest designated play surface outside of the contained area of the equipment or one foot, which ever is greater.