§ 73.05 RIDING ON SIDEWALKS; RIDING ABREAST.
   It shall be unlawful for any person to operate a bicycle upon any sidewalk or pedestrian walkway in the city, and it shall also be unlawful for any person to ride a bicycle on any street, alley or highway in the city abreast of any other bicycle traveling in the same direction at the same time.
('70 Code, § 4-5) Penalty, see § 73.99