(A) It shall be unlawful for the operator of any vehicle not on official duty to follow an authorized emergency vehicle, traveling in response to a fire alarm or other emergency, closer than 500 feet, or to park any vehicle within a block in any direction of the location where emergency vehicles are responding to a fire alarm.
(B) It shall be unlawful for the operator of any vehicle to drive over any unprotected hose of the Fire Department when laid down on any street or private driveway, to be used at any fire, or alarm of fire, or for any other purpose, without the consent of the Fire Department official in command or on duty at such point.