Trespass on railway
30.—(1) Any person who—
(a)trespasses on any authorised railway, or
(b)trespasses upon any land of the undertaker in dangerous proximity to the authorised railway or to any electrical or other apparatus used for or in connection with the operation of the authorised railway,
shall be guilty of an offence and liable on summary conviction to a fine not exceeding level 3 on the standard scale.
(2) No person shall be convicted of an offence under this article unless it is shown that notices warning the public not to trespass upon the railway were clearly exhibited and maintained at the boundary fence of the railway in the location where any streets cross the authorised railway.