For the purpose of this chapter, the following definitions shall apply unless the context clearly indicates or requires a different meaning. Definitions of technical terms used in this chapter which are not herein defined shall be obtained from publications of acoustical terminology issued by the American National Standards Institute (ANSI):
   EMERGENCY. Any occurrence or set of circumstances involving actual or imminent physical or psychological trauma or property damage which demands immediate action.
   EMERGENCY WORK. Any work performed for the purpose of alleviating or resolving an emergency.
   MOTOR VEHICLE. Any motor-powered vehicle designed to carry at least one passenger or driver and of the type typically licensed for use on the public highways. MOTOR VEHICLE includes most motorcycles.
   MOTORCYCLE. Any two- or three-wheeled motor vehicle.
   NOISE. Any sound which disturbs humans or which causes or tends to cause an adverse psychological or physiological effect on humans.
   NOISE DISTURBANCE. Those sounds defined as noise disturbances in § 96.04.
   POWERED MODEL VEHICLE. Any self-propelled airborne, waterborne or landborne model plane, vessel or vehicle which is not designed to carry persons, including, but not limited to, any model airplane, boat, car or rocket.
   PUBLIC RIGHT-OF-WAY. The traveled portion of any street or alley or similar place which is owned or controlled by the city or other governmental entity.
   REAL PROPERTY BOUNDARY. An imaginary line along the ground surface, and its vertical extension, which separates the real property owned by one person from that owned by another person, but not including intra-building real property divisions.
   RECREATIONAL VEHICLE. Any motor-powered vehicle designed to carry at least one passenger or driver and equipped for use in racing or other recreational events or uses off of public right-of-way on public or private property; except, however, for the purposes of this chapter, any vehicle which is licensed for use on the public highways is deemed a motor vehicle or motorcycle (if two- or three-wheeled) and not a RECREATIONAL VEHICLE. Examples of RECREATIONAL VEHICLES are a snowmobile, a minibike, a stock car or motorboat.
   RESIDENTIAL PROPERTY. Any property on which is located a building or structure used wholly or partially for living or sleeping purposes.
   SOUND. An oscillation in pressure, particle displacement, particle velocity or other physical parameter, in a medium with internal forces that cause compression and rarefaction of that medium. The description of SOUND may include any characteristic of that sound, including duration, intensity and frequency.
      (1)   Any radio, record player, tape deck or player, loud speaker, amplifier, sound track or other device for producing, reproducing or amplifying sound.
      (2)   SOUND EQUIPMENT does not include:
         (a)   Sirens and other equipment used to alert persons to the existence of an emergency;
         (b)   Equipment used by law enforcement and other public safety officials in the performance of their official duties;
         (c)   Church carillons, bells or chimes;
         (d)   Mobile radio or telephone signaling devices; and
         (e)   Automobile and truck radios, tape decks or players or other standard equipment used and intended for the use and enjoyment of the occupants provided that the sound emitted therefrom is not audible for more than 50 feet from the automobile or truck.
(1999 Code, § 48.02)