(a)   The provisions of Sections 634.04 and 634.05 shall not apply to organized school-related programs, activities or events, to Municipally authorized parades or to Municipally sanctioned concerts in public parks.
   (b)   The provisions of Section 634.05 shall not apply to:
      (1)   Activities covered by paragraphs (a)(3), (8), (9) and (12) of Section 634.04;
         (2)   Refuse collection vehicles; and
         (3)   Railway locomotives and cars.
(Ord. 1980-144. Passed 9-16-81.)