It shall be unlawful for any person to climb any telegraph, telephone, street railway, electric light or electric power pole or tower or electric wire strung thereon, or attached thereto, or connected therewith, situated in or upon any of the streets, sidewalks, alleys or public places of the city; provided, however, that nothing in this section shall be so construed as to prohibit any employee of any telephone, street railway, telegraph, electric light, electric power or electric current company from climbing any such pole or tower of any such company in the proper discharge of his or her duties.
(1964 Code, § 27-21)