§ 71.10  EMERGING FROM ALLEY OR PRIVATE DRIVEWAY.
   The driver of a vehicle emerging from an alley, driveway, or building shall stop the vehicle immediately prior to driving onto a sidewalk or into the sidewalk areas extending across any alleyway, and upon entering the roadway he shall yield the right-of-way to all vehicles approaching on the roadway.
('72 Code, § 11-44)  Penalty, see § 70.99