Sec. 15-26. Loud, unnecessary, etc., noises prohibited; enumeration of such noises.

It shall be unlawful for any person to make, continue or cause to be made or continued, any loud, unnecessary or unusual noise or any noise which either annoys, disturbs, injures or endangers the comfort, repose, health, peace or safety of others, within the limits of the city.
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, namely:
(a) Motor Noises. Any noise made by the motor of any automobile, truck, tractor or motorcycle, not reasonably required in the operation thereof under the circumstances and shall include but not be limited to backfiring and motor racing.
(b) Horns and Signaling Devices. The sounding of any horn or signaling device on any automobile, motorcycle, trolley coach or other vehicle on any street or public place of the city, except as a danger warning; the creation by means of any such signaling device of any unreasonably loud or harsh sound and the sounding of any such device for an unnecessary and unreasonable period of time. The use of any signaling device except one operated by hand or electricity; the use of any horn, whistle or any other device operated by engine exhaust and the use of any such signaling device when traffic is for any reason held up.
(c) Yelling and Shouting. Yelling, shouting, hooting, whistling, singing or blowing of horns on the public streets, particularly between the hours of 10:00 P.M. and 7:00 A.M., or 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, apartment or other type of residence, or of any persons in the vicinity.
(d) Construction or Repairing of Buildings. The erection (including excavation), demolition, alteration or repair of any building other than between the hours of 7:00 A.M. and 6:00 P.M. on Monday, Tuesday, Wednesday, Thursday, Friday and Saturday, and between 9:00 A.M. and 6:00 P.M. on Sunday, except in case of urgent necessity in the interest of public health and safety, and then only with a permit from the building inspector, which permit may be granted for a period not to exceed three days or less while the emergency continues, and which permit may be renewed for a period of three days or less while the emergency continues. If the building inspector should determine that the public health and safety will not be impaired by the erection, demolition, alteration or repair of any building or the excavation of streets and highways within the hours of 6:00 P.M. and 7:00 A.M. on weekdays and 6:00 P.M. and 9:00 A.M. on Sundays, and if he shall further determine that loss or inconvenience would result to any party in interest, he may grant permission for such work to be done within the hours of 6:00 P.M. and 7:00 A.M. on weekdays and 6:00 P.M. and 9:00 A.M. on Sundays, upon application being made at the time the permit for the work is awarded or during the progress of the work.
(e) Pile Drivers, Hammers, Etc. The operation between the hours of 10:00 P.M. and 7:00 A.M. of any pile driver, steamshovel, pneumatic hammer, derrick, steam and electric hoist or other appliance, the use of which is attended by loud or unusual noise.
(f) Tools. The use of or operation between the hours of 10:00 P.M. and 7:00 A.M. of any power saw, power planer or other powered tool or appliance or saw or hammer, or other tool, so as to disturb the quiet, comfort or repose of persons in any dwelling, hotel, apartment or other type of residence, or of any person in the vicinity.
(g) Blowers. The operating of any noise-creating blower or power fan or any internal combustion engine the operation of which causes noise due to the explosion of operating gases or fluids unless the noise from such blower or fan is muffled and such engine is equipped with a muffler device sufficient to deaden such noise.
(h) The operation of any type of suction sweeper or cleaner between the hours of 10:00 P.M. and 7:00 A.M., the use of which is attended by loud or unusual noise which disturbs the quiet, comfort or repose of persons in any dwelling, hotel, apartment or other type of residence, or of any person in the vicinity.
(i) Exhausts. The discharge into the open air of the exhaust of any steam engine, stationary internal combustion engine, motor boat or motor vehicle except through a muffler or other device which will effectively prevent loud or explosive noises therefrom.
(j) Hawkers, Peddlers and Vendors. The shouting and crying of peddlers, hawkers and vendors which disturb the peace and quiet of persons in the neighborhood.
(k) The use of any drum or other instrument or device for the purpose of attracting attention by creation of noise to any performance, show or sale.
(l) Animals, Birds, Fowl. The keeping of any animal, fowl or bird which by causing frequent or long continual noise shall disturb the comfort or repose of persons in the vicinity.
(1) Permit Required. It shall be unlawful for any person to broadcast from a radio, phonograph or similar instrument, using voice or sound amplifiers, either into a public thoroughfare from a fixed location, from a movable vehicle or in connection with any public celebration or public function on public holidays or in connection with the broadcast of events of interest to the general public without first obtaining a permit from the chief of police.
(2) Hours of Operation. It shall be unlawful for any person including any service club, church, school and other nonprofit organizations to have in operation or permit to be in operation any loudspeaker or sound-amplifying device or radio, television or musical instrument between the hours of 10:30 P.M., of any day and 10:00 A.M. the following day. (Ord. No. 673, § 1.)