For use in this chapter, the following terms are defined. Commercial or commercial district means any property which is zoned for any commercial use as defined in the Zoning Ordinance. Construction equipment means the implements used in an operation or activity, or everything except personnel needed to build, to repair, or to erect. Exhaust system means the device or combination of devices that collects the exhaust from the engine or motor, delivers the exhaust to the atmosphere and reduces the noise emissions.
Exhaust system includes manifold or headers, exhaust pipe, muffler, and tail pipe.
Farm equipment means the implements used in an operation or activity, or everything except personnel needed for cultivation or production of crops of any nature, or raising of any type of animal embraced within the term livestock. Gross vehicle weight rating means the value specified by the manufacturer as the recommended maximum weighted load of a single motor vehicle. When trailers and tractors are separable, the gross combination weight rating is the value specified by the manufacturer as the recommended maximum loaded weight of the combined vehicle. Industrial or industrial district means any property zoned for any industrial use as defined in the Zoning Ordinance. Motor vehicle means every vehicle which is self-propelled.