(1) No motorized transportation device may be operated on any city owned off-street bicycle or pedestrian path or trail, unless exempt. A motorized transportation device is exempt from this provision if it is used as a mobility aid by a person with a mobility impairment, used by a person with express permission from the city, or used by a city employee or agent in the course of city business.

(2) No person shall operate a motorized transportation device in a manner causing excessive, unnecessary, or offensive noise which disturbs the peace and quiet of any neighborhood or which causes discomfort or annoyance to a reasonable person of normal sensitivity.