It is unlawful for any person within the city to throw stones or other missiles at railroad trains; or to let off the brakes of railroad cars standing on the side tracks or tamper with the couplings of railroad cars, or to uncouple cars standing on railroad tracks, or to uncouple the air hose of the air brake system on railroad cars; or to remove, tamper with or break switch lamps or other signals set to control the movements of trains, or to jump on or off moving trains, or to throw refuse upon or in any way litter the depot or station grounds of any railroad.
(Prior code § 12-1-2(E))