Whenever any track of any railroad in the city has been or may hereafter be elevated in accordance with the ordinances of the city, no person shall wilfully trespass upon said elevated roadway or track, nor shall anyone aid, abet, or assist therein; provided, however, that the employees of such railroad, acting in the discharge of their duties, may enter or be upon, or walk along or cross such elevated tracks or roadway at any place.
(Prior code § 193-19)