No streets shall be closed or barricaded without approval by the director. All applications for barricading or closing streets shall be submitted for approval at least 14 days in advance and contain detour routes adequate for public convenience, safety and travel. The police and fire chiefs shall be notified 24 hours prior to barricading or closing of streets. (Ord. 2726 § 21, 2008; Ord. 462, 1969)