Code of Maine Rules
09 - DEPARTMENT OF INLAND FISHERIES AND WILDLIFE
137 - DEPARTMENT OF INLAND FISHERIES AND WILDLIFE - GENERAL
Chapter 11 - PROTECTION AND SAFETY OF SPECTATORS AT SNOWMOBILE RACES
Section 137-11-09 - Protective Railings

Rails at least 18 inches in height shall be provided along the back of grandstands, bleachers, stadiums and other like structures if the rear seat is more than 4 feet above the ground; along the portions of the ends of the structures where the seat are more than 4 feet above the ground and along the front of the structures if the foot rest is more than 2 feet above the ground.