None of such parks shall be used for recreational purposes by persons driving, mounted on or passengers in or upon a motorcycle, motorbike, moped, snowmobile, all-terrain vehicle or horse, unless such use is specifically permitted by a sign posted in such park permitting the same and then such use is only authorized for the specific area of such park designated on such sign and pursuant to any conditions imposed for such use.
(Ord. 17-78. Passed 3-6-78.)