Rule 1301:3-4-01 | Definitions and limitations.
(A) "Open to the public" shall mean any event that is attended by one hundred twenty-five or more people at any time or that takes place within five hundred yards of one hundred twenty-five or more people.
(B) The smallest historical boilers that are subject to sections 4104.32 to 4104.36 of the Revised Code are those in excess of sixteen inches interior diameter of the shell of the boiler.
(C) "Board" shall mean the historical boilers licensing board.
(D) "Veteran" means anyone who is serving or has served under honorable conditions in any component of the armed forces of the United States, including the national guard and reserve.
(E) A historical boiler is being attended when a licensed operator has taken responsibility for the operation of the boiler and is close enought to the boiler to be aware of and respond to any abnormal situation that might arise while the boiler is in operation.