(a) The commissioner of transportation is authorized, based on traffic need supported by an engineering study, to erect and maintain on any through street or street on which a bus line is operated appropriate signs indicating no parking between designated hours on either side of the street Monday through Friday. It shall be unlawful to stand or park any vehicle in violation of a sign erected or maintained pursuant to this subsection.
(b) The commissioner of transportation is authorized to determine, subject to the approval of the city council, those streets or parts of streets upon which standing or parking shall be prohibited within certain hours or permitted for a limited time and to erect and maintain appropriate signs giving notice of the restrictions. The commissioner of transportation is authorized to determine, upon 20-day prior notice to the alderman of the affected ward, those locations within the central business district, south of the south line of West Kinzie Street between Halsted Street and the Chicago River, and south of the south bank of the Chicago River between West Kinzie Street and Lake Michigan, at which full time standing or parking restrictions shall be modified to limit the prohibition on standing or parking to Mondays through Fridays or Mondays through Saturdays and to erect and maintain appropriate signs giving notice of the restrictions. It shall be unlawful to stand or park any vehicle in violation of a sign erected or maintained pursuant to this subsection.
(Added Coun. J. 7-12-90, p. 18634; Amend Coun. J. 9-11-91, p. 5008; Amend Coun. J. 12-11-91, p. 10832; Amend Coun. J. 10-7-98, p. 78566, § 5; Amend Coun. J. 11-13-07, p. 14999, Art. I, § 6)