It shall be unlawful for any driver to travel and/or park a motor vehicle, other than a passenger vehicle, with a registered gross weight in excess of 9,000 pounds upon any of the portions of streets set forth in §
305-99 (Schedule XVI), provided that nothing in this section shall prohibit any person from driving an emergency vehicle on any of those streets or from driving on any of those streets a truck or other commercial vehicle making local deliveries to or pickups from premises located along that street or part of a street.