(A) A rebound tumbling center, whenever open for use, shall be under the direct supervision of as many supervisors as are necessary to comply with the posted rules.
(B) The supervisor shall be observing all equipment units whenever they are in use.
(C) Each unit shall be numbered or otherwise clearly designated.
(D) A suitable loudspeaker system shall be maintained to enforce rules, except where there are less than eight units.
(E) There shall be at least one supervisor on active supervising duty for each 12 units or fractional part which are in use.
(Prior Code, § 113.100) (Ord. 1880, passed 6-12-1961) Penalty, see § 113.999