§ 40.209  EMERGING FROM ALLEY OR DRIVEWAY
   The operator of a bicycle emerging from an alley, driveway, or building shall, upon approaching a sidewalk area extending across any alleyway, 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.
Penalty, see § 40.999