§ 90.02 EXCESSIVE NOISE.
   (A)   Declared a public nuisance. All loud or unusual noises or sounds and annoying vibrations which offend the peace and quiet of persons of ordinary sensibilities are hereby declared to be public nuisances.
   (B)   Specific offenses. Each of the following acts is declared unlawful and prohibited, but this enumeration shall not be deemed to be exclusive, namely:
      (1)   Animal and bird noises. The keeping of any animal or bird which, by causing frequent or long continued noise, shall disturb the comfort or repose of any person;
      (2)   Construction noises. The erection (including excavating therefor), demolition, alteration, or repair of any building, and the excavation of streets and highways, on Sundays, and other days, except between the hours of 7:00 p.m. to 7:00 a.m., unless a permit be first obtained from the City Manager;
      (3)   Sound amplifiers. Use of any loudspeaker, amplifier, or other instrument or device, whether stationary or mounted on a vehicle for any purpose except one which is noncommercial in character and when so used shall be subject to the following restrictions:
         (a)   The only sounds permitted are music or human speech;
         (b)   Operations are permitted for four hours each day, except on Sundays and legal holidays when no operations shall be authorized. The permitted four hours of operation shall be as designated by the Chief of Police;
         (c)   Sound amplifying equipment mounted on a vehicle shall not be operated unless the sound truck upon which the equipment is mounted is operated at a speed of at least ten mph except when the truck is stopped or impeded by traffic;
         (d)   Sound shall not be issued within 100 yards of hospitals, schools, or churches; and
         (e)   The volume of sound shall be controlled so that it will not be audible for a distance in excess of 100 feet from the sound amplifying equipment and so that the volume is not unreasonably loud, raucous, jarring, disturbing, or a nuisance to persons within the area of audibility.
      (4)   Engine exhausts. The discharge into the open air of the exhaust of any steam engine, stationary internal combustion engine, or motor vehicle except through a muffler or other device which effectively prevents loud or explosive noises therefrom;
      (5)   Handling merchandise. 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;
      (6)   Blowers. The discharge into the open air of noise from a compressor, blower or power fan unless the noise from the compressor, blower, or fan is muffled sufficiently to deaden the noise;
      (7)   Hawking. The hawking of goods, merchandise, or newspapers in a loud and boisterous manner;
      (8)   Horns and signal devices. The sounding of any horns or signal device on any automobile, motorcycle, bus, or other vehicle while not in motion, except as a danger signal if another vehicle is approaching, apparently out of control, or to give warning of intent to get under motion, or if in motion, only as a danger signal after or as brakes are being applied and deceleration of the vehicle is intended; the creation by means of these signal devices of any unreasonably loud or harsh sound, and the sounding of the device for an unnecessary and unreasonable period of time;
      (9)   Radio and musical instruments. The playing of any radio, television set, phonograph, or any musical instrument in such a manner, or with a volume, particularly during the hours between 11:00 p.m and 7:00 a.m., or at any time or place so as to annoy or disturb the quiet, comfort, or repose of persons in any office or in any dwelling, hotel, or other type of residence, or of any persons in the vicinity;
      (10)   Shouting and whistling. Yelling, shouting, hooting, whistling, or singing or the making of any other loud noise on the public streets between the hours of 11:00 p.m. and 7:00 a.m., or the making of this noise at any time so as to annoy or disturb the quiet, comfort, or repose of persons in any school, place of worship, or office, or in any dwelling, hotel, or other type of residence, or of any persons in the vicinity; and
      (11)   Whistle or siren. The blowing of any whistle or siren, except to give notice of the time to begin or stop work or as a warning of fire or danger.
   (C)   Exceptions. None of the terms or prohibitions of division (B) above shall apply to or be enforced against:
      (1)   Emergency vehicles. Any police or fire vehicle or any ambulance, while engaged upon emergency business; or
      (2)   Highway maintenance and construction. Excavations or repairs of bridges, streets, or highways by or on behalf of the city or the state, during the night, when the public safety, welfare, and convenience renders it impossible to perform that work during the day.
(1993 Code, § 90.02) Penalty, see § 10.99