Bicycles, skateboards, roller-skates, and in-line skates operated upon the streets and the operator of such equipment shall be equipped as required by state law, including lights and reflectors. In addition, a bicycle shall be equipped with a brake capable of sliding at least one tire when applied on dry, level, clean pavement. No person shall use a siren or whistle when operating a bicycle, skateboard, roller-skates, or in-line skates. (Ord. 1739, 1997; Ord. 1280, 1970)