No person shall engage in the business of operating or operate a roller skating rink in the City, any part of which rink is less than 300 feet from any property that is used for residential purposes in violation of the following:
(a) Sounds emanating from the operation thereof shall be kept at such low volume, at all times, and/or windows, doors and other apertures, if any, in the building containing the rink shall at all times be kept so tightly closed that any and all sounds arising from the operation thereof shall be inaudible to the normal human ear a distance of fifty feet or more from any part of the premises upon which the rink is located.
(Ord. 608. Passed 4-28-41.)
(b) The rink shall be closed to the public from 11:00 p.m. to 8:00 a.m. on each day.
(Ord. 1957-53. Passed 9-3-57.)