A.
Upon the declaration of an emergency, there shall be no parking upon streets or sections of streets where temporary "Emergency No-Parking" signs are displayed. The Director of Public Safety, or in his absence the Chief of Police, is authorized to declare an emergency and to direct the posting of said "Emergency No-Parking" signs when weather conditions, accidents, fires or public celebrations dictate or require the avoidance of hazards or other conditions which interfere with the free flow of traffic.
B.
Notifications that the "Emergency No-Parking" signs are being or will be posted shall be given to the operator or owner of any vehicle which has been parked prior to the posting of the signs.