§ 72.29 EMERGING FROM ALLEY OR DRIVEWAY.
   The operator of a bicycle, emerging from an alley, driveway, or building, shall, upon approaching a sidewalk or the sidewalk area extending across any alley-way, yield the right-of-way to all pedestrians approaching on the sidewalk or sidewalk area, and upon entering the roadway, shall yield the right-of- way to all vehicles approaching on the roadway.
('88 Code, Title X, Ch. 128, § 10.65)