Any person who violates any of the provisions of this part 5 is guilty of a misdemeanor and, upon conviction thereof, shall be punished by a fine of not less than twenty-five dollars nor more than one hundred dollars. Each day of violation of the provisions of this part 5 shall constitute a separate offense. In addition, and not in lieu of or as a bar to criminal enforcement as provided in this section, the department is authorized to institute appropriate action or proceedings to prevent or remove any junkyard existing in violation of the provisions of this part 5.