The city traffic engineer, when empowered to do so, may, and when required to do so by resolution and provided in this title, shall place and maintain such official traffic-control devices as are necessary to regulate, guide, or warn traffic. Placement, installation and maintenance of traffic-control devices by the city traffic engineer or city council shall be effected only on the basis of traffic engineering principles and traffic investigations and in accordance with such standards, limitations and rules as may be set forth in this title or as may be determined by ordinance or resolution of the council.
(Prior code § 5-2.01)
The city traffic engineer shall determine the hours and days during which any traffic-control devices shall be in operation or be in effect, except in those cases where such hours or days are specified in this title or by resolution adopted pursuant to this title.
(Prior code § 5-2.02)
The city traffic engineer shall, when required by resolution, install and maintain official traffic signals at those intersections and other places as provided for by resolution 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.
(Prior code § 5-2.05)
The city traffic engineer is authorized to mark centerlines and lane lines upon the surface of the roadway to indicate the course to be traveled by vehicles and may place signs temporarily designating lanes to be used by traffic moving in a particular direction, regardless of the centerline of the highway.
(Prior code § 5-2.11)
The city traffic engineer is authorized to place and maintain distinctive roadway markings as described in the Vehicle Code on those streets or parts of streets where the volume of traffic or the vertical or other curvature of the roadway renders it hazardous to drive on the left side of such marking or signs and markings. Such marking or signs and marking shall have the same effect as similar markings placed by the state department of public works pursuant to provisions of the Vehicle Code.
(Prior code § 5-2.12)