Sec. 11-04   Extinguishing fires; authority to command aid; violation, penalty
   The chief of the fire department or other officer acting as such may command any person present at a fire to aid in extinguishing thereof and to assist in the preservation of life or property. If any person shall willfully disobey any such lawful requirement or other lawful order of such officer, he shall be deemed guilty of a misdemeanor and punished as in this charter provided.