509.03 LOUD AND DISTURBING NOISES PROHIBITED.
   (a)   No person shall make, permit or cause to be made, any unreasonably loud, disturbing or unnecessary noise of such character, intensity and/or duration as to disturb the peace and quiet of the City.
   
   (b)   The following acts, among others, are declared to be loud, disturbing and unnecessary noises in violation of this section, but such enumeration shall not be deemed to be exclusive.
      (1)    Horns, signaling devices, etc. The sounding of any horn, bell or other signal or warning device on any automobile, motorcycle, bus or other vehicle, except as a danger or warning signal, but any such sounding of horn, bell or other signal or warning device as a danger or warning signal shall not be unreasonably loud or harsh or continued for an unnecessary length of time.
      (2)    Animals and birds. The keeping of any animal or bird which by causing frequent or long continued noise shall disturb the comfort and repose of any person in the vicinity.
      (3)    Defects in vehicle or load. The use of any automobile, motorcycle or vehicle so out of repair, so loaded or in such manner as to create loud or unnecessary grating, grinding, rattling or other noise.
      (4)    Loading, unloading, etc. The creation of a loud and excessive noise in connection with loading or unloading any vehicle or the opening and destruction of bales, boxes, crates and containers.
      (5)    Motor vehicle exhaust. The discharge into the open air of the exhaust of any motor vehicle, or internal combustion engine, except through a muffler or other device which will effectively prevent loud or explosive noises therefrom. (1964 Code §507.49)
   (c)   Whoever violates this section is guilty of a minor misdemeanor.