Division 1 Generally

It shall be unlawful for any person to operate or cause to be operated any horn, player piano, radio, phonograph or other loud-speaking or noise-making device or attachment on the public sidewalks, streets, and other public places within the city before the hour of 7:00 a.m. or after the hour of 10:30 p.m. of any day in a way or manner reasonably calculated to disturb others in the vicinity of such public place, but nothing herein shall be construed to affect the usual and reasonable operation of railroads and motorbuses or to prohibit the reasonable use of automobile warning signals or the reasonable ringing of church bells or the reasonable or ordinary noises attendant upon athletic contests or lawful public or semipublic meetings, parades or celebrations.

It shall be unlawful for any person to play or operate or permit to be played or operated, within the city, any phonograph, radio or any loud-speaking or noise-making device or attachment on any premises under the ownership, management or control of such person, when such premises are being used as a place of business to which the public generally is invited, in such a manner or in such volume as to be reasonably calculated to disturb the peace or to be unreasonably offensive to the public or to the occupants of other premises in such vicinity.

It shall be unlawful for any person, between the hours of 10:30 p.m. and 7:00 a.m. the following morning, in either a public or private place or house in the city, to create, make or cause to be made upon musical instruments, horns or bugles, or by any other means, any loud noise which is reasonably calculated to disturb others in the vicinity of any such public or private place or house.

It shall be unlawful for any person to operate any gravel pit, rock crusher or other machinery for the separation, gathering, grading, loading or unloading of sand, rock or gravel within 600 feet of any private residence, church or hospital in the city between the hours of 7:00 p.m. and 6:00 a.m. if the operation of such plant or machinery is attended with loud noise or noises reasonably calculated to disturb the inhabitants of any such private residence, church or hospital.

Nothing in this section shall apply to any person who holds a permit for the amplification of sound pursuant to division 2 of this article.

For the purpose of this section, the use or operation of an amplification device at a permanent business location or private residence to produce a sound in excess of 85 dB between 10:00 a.m. and 10:00 p.m., and 80 dB between 10:00 p.m. and 2:00 a.m. as measured at the boundary line of the permanent business location or private residence shall be deemed reasonably calculated to disturb the peace and unreasonably offensive to the public.