(A) Authority to install.
(1) The Traffic Engineer shall have the power and duty to place and maintain, or cause to be placed and maintained, official traffic-control devices when and as required to make effective the provisions of this chapter.
(2) Whenever the Vehicle Code requires for the effectiveness of any provision thereof that traffic-control devices be installed to give notice to the public of the application of such law, the Traffic Engineer is hereby authorized to install, or cause to be installed, the necessary devices, subject to any limitations or restrictions set forth in the law applicable thereto.
(3) The Traffic Engineer may also place and maintain, or cause to be placed or maintained, such additional traffic-control devices as he may deem necessary or proper to regulate traffic or to guide or warn traffic, but he shall make such determination only upon 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 chapter or as may be determined by ordinance or resolution of the Council.
('63 Code, § 3-6.401)
(B) Installation.
(1) The Traffic Engineer is hereby directed to 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.
(2) The Traffic Engineer shall ascertain and determine the locations where such signals are required by field investigations, traffic counts, and other traffic information as may be pertinent, and his determinations therefrom shall be made in accordance with those traffic engineering and safety standards and instructions set forth in the Planning Manual of Instructions, Part 8, Traffic, issued by the Division of Highways of the Department of Public Works of the state.
(3) Whenever the Traffic Engineer installs and maintains an official traffic signal at any intersection, he shall likewise erect and maintain at such intersection street name signs clearly visible to traffic approaching from all directions unless such street name signs have previously been placed and are maintained at any such intersection.
('63 Code, § 3-6.406)
(Ord. 2930, passed 4-17-63; Am. Ord. 34-C.S., passed 4-3-65)