Nothing contained in this chapter shall permit any use of any public park land or other publicly owned land. The provisions of this chapter shall not apply to any such land or to the use of lawn mowers, edgers, or other landscaping equipment, or to the use of any excavating, grading, or weed eradicating equipment or to the starting or running of the motor, or to the driving, of any self-propelled vehicle at any place fifteen hundred feet or more from the nearest dwelling, church, school, or place of assembly or to any property permitted by law to be used for the business of repairing or selling any self-propelled vehicle. (Ord. 1699 § 1 (part), 1970).