A. The public works director shall install and maintain official traffic signals at those intersections and other places where traffic conditions are such as to require that the flow of traffic be alternately interrupted and released in order to prevent or relieve traffic congestion or to protect life or property from exceptional hazard.
B. Subject to city council approval, the city engineer shall ascertain and determine the locations where such signals are required by field observation, traffic counts and other traffic information as may be pertinent and his or her determinations therefrom shall be made in accordance with those traffic engineering and safety standards and instructions set forth in the California Department of Transportation Traffic Manual.
C. Whenever the public works director installs and maintains an official traffic signal at any intersection, the director shall likewise erect and maintain at such intersection street name signs that are visible to traffic approaching the intersection from all directions. (Ord. 934-03 § 1 (part))
10.10.020