No person shall operate an off-road recreational motor vehicle:
1. Upon any portion of any publicly owned washes or riverbeds within the county except to cross such washes or riverbeds from one bank to another within the boundaries of an existing, clearly defined highway, street, road, primitive roadway, trail or traveled way; or
2. Upon privately owned lands without notarized written consent of the owner, the owner's agent or the person in lawful possession of such property. Such written consent shall be kept within a person's possession while operating a vehicle and shown upon the request of a peace officer; or
3. In such a way as to knowingly cause or contribute to visible dust emissions which then cross property lines into a residential, recreational, institutional, educational, retail, sales, hotel or business premises; or
4. At a speed greater than is reasonable and prudent under the circumstances, conditions and actual and potential hazards then existing. In every event, speed shall be so controlled as may be necessary to avoid colliding with any object, person, animal life or other vehicle so as to comply with the duty of all persons to exercise reasonable care for the protection of others.
(Reso. 1988-43 § 1, 1988; Ord. 1987-209 § 1 (part), 1987)