(a) Whenever any law of this city designates and describes any street or portion thereof as a street the use of which is prohibited by any commercial vehicle, the City Traffic Engineer shall erect and maintain appropriate signs on those streets affected by such ordinance.
(b) Those streets and parts of streets described in Section 6.48.040 are hereby declared to be the streets the use of which is prohibited by any commercial vehicle. The provisions of this section shall not apply to passenger buses under the jurisdiction of the Public Utilities Commission.
(Ord. 1 § 3479, added by Ord. 15; November 19, 1956)