(a) The city traffic engineer is authorized to place pavement or curb markings indicating parking stalls or spaces. Vehicles shall be parked or stopped within such stalls or spaces in the direction of flow of the traffic or at an angle indicated by the markings.

    (b) The city council shall determine, by ordinance, upon what streets angle parking shall be permitted, but such angle parking shall not be indicated upon any federal-aid or state highway within the city unless the state highway commission has determined, by resolution or order entered in its minutes, that the roadway is of sufficient width to permit angle parking without interfering with the free movement of traffic.

    (c) Angle parking shall not be indicated or permitted at any place where passing traffic would thereby be caused or required to drive upon the left side of the street or upon any streetc.ar tracks.

(Code 1964, § 12.475)