(a) "Railroad" means a carrier of persons or property operating upon rails placed principally on a private right of way.
(ORC 4511.01 (P))
(b) "Railroad sign or signal" means any sign, signal or device erected by authority of a public body or official or by a railroad and intended to give notice of the presence of railroad tracks or the approach of a railroad train.
(ORC 4511.01 (SS))