311.04 ZONES OF QUIET.
(a) The Safety Director is hereby authorized, where it is necessary to preserve health, to establish zones of quiet. Whenever authorized signs are erected indicating a zone of quiet, no person operating a vehicle within any such zone shall sound the horn or other warning device of such vehicle except in an emergency.
(Ord. 59-30. Passed 4-7-59.)
(b) Whoever violates any provision of this section is guilty of a minor misdemeanor on a first offense; on a second offense within one year after the first offense, the person is guilty of a misdemeanor of the fourth degree; on each subsequent offense within one year after the first offense, the person is guilty of a misdemeanor of the third degree.