To declare a snow removal emergency, which emergency
shall be announced through the press, if possible, but in any event
by an announcement on one or more local television or radio stations,
whenever the Director of Public Safety shall deem it advisable during
a snowstorm or in order to remove snow or to plow streets, and upon
such declaration to close any street or part thereof to vehicular
traffic or prohibit, restrict or limit the stopping, standing or parking
of vehicles.