Whenever, by order of the city council, any street or alley, or any portion thereof, has been temporarily closed for constructing improvements thereon or repairing the same, it shall be unlawful for any person other than the city contractor or city employees, in case the city itself is constructing such improvement, to ride or drive any animal, or operate any vehicle thereon, or to interfere with, take down or remove any of the lights, barricades, guards or barriers, or any portion thereof, surrounding said closed portion of such street or alley. (Ord. 389, 8-16-2004)