Disabled parking zones shall be provided in such locations in the City as may be recommended by the City Engineer and ordained by the City Council following public hearing. The City Engineer shall prepare and maintain a master disabled parking map which shall show all disabled parking zones within the City, which map shall be referred to and modified by all ordinances establishing or disestablishing disabled parking zones. Such master disabled parking map may be the same map as the master parking map providing for parallel and angle parking. Any designation which includes a portion of a state highway shall also be approved by the State Department of Transportation. (Ord. 84-07 § 1(a), 1984)