A. Vehicles carrying explosives, corrosives or flammable substances, in compliance with the Department of Transportation regulations governing such transportation, may be driven only upon those streets or parts of streets described on the city engineer’s map, unless otherwise authorized by a written permit issued by the chief of the city fire department.

B. The United States Department of Transportation rules and regulations governing transportation of explosives, flammables and other dangerous articles are applicable to common, contract and private carriers in the city and are adopted by this reference. In no event shall any such vehicle operating in violation of the Department of Transportation rules and regulations operate on any street or road in the city. (Ord. 2-21-84A (part); Code 1975 § 11-307(3))