The following uses and activities shall be exempt from noise level regulations:
(a) Air conditioners are exempt from provisions of Table I of this chapter when this equipment is functioning in accord with the manufacturer's specifications and with all manufacturer's standard mufflers and noise reducing equipment in use and in proper operating condition according to standards promulgated by the American Refrigeration Institute. The same exception shall apply to lawn mowers, agricultural equipment and homeowners' mechanized tools during daylight hours.
(b) Nonamplified crowd noises.
(c) Construction operations for which building permits have been issued, or construction operations not requiring permits due to ownership of the project by an agency of government; providing all equipment is operated in accordance with its manufacturers' specifications and uses as standard equipment, its manufacturers' mufflers and noise-reducing equipment and in proper operating condition; and providing construction operations are limited to the hours between 6:00 a.m and 6:00 p.m.
(d) Noises of safety signals, warning devices, emergency pressure relief valves and bells and chimes of churches.
(e) Noises resulting from any authorized emergency vehicle when responding to an emergency call or acting in time of emergency.
(f) Noises resulting from emergency work as defined in Section 565.02(h).
(g) Any other noise resulting from activities of a temporary duration permitted by law and for which a license or permit therefore has been granted by the city in accordance with Section 565.08. Regulation of noises emanating from operations under permit shall be according to the conditions and limits stated on the permit and contained in Section 565.08.
(h) Noises made by persons having obtained a permit to use the streets.
(i) All noises coming from the normal operations of aircraft (not including scale model aircraft). (Ord. 2000-83. Passed 11-28-00.)