A.    The city traffic engineer is authorized to determine and designate by proper signs, places not exceeding one hundred feet in length in which the stopping, standing or parking of vehicles would create an especially hazardous condition or would cause unusual delay to traffic.

    B.    When official signs are erected at hazardous or congested places as authorized herein no persons shall stop, stand or park a vehicle in any such designated place. (Prior code § 15-70)