648.11 QUIET ZONES.
   (a)   No person, by himself or herself or by the operation of any instrument, device, agency or vehicle, shall make any unnecessary or unseemly noise within 150 feet of any portion of the grounds and premises on which is located a hospital or other institution reserved for the sick, aged or infirm, or within 150 feet of any school, courthouse, church or building in which religious services are held, during school hours, hours of public worship or hours of holding court. The area within 150 feet of a hospital, school, courthouse or church shall be officially known as a "zone of quiet" and the Director of Service shall place signs within such zones of quiet calling attention to the prohibition against unnecessary noises.
(Ord. 1963-150. Passed 9-4-63.)
   (b)   Whoever violates any of the provisions of this section is guilty of a minor misdemeanor and shall be subject to the penalty provided in Section 698.02.
(Ord. 1974-16. Passed 1-16-74.)