The office of traffic engineer or director is hereby established. The traffic engineer or director shall be appointed by the city manager and shall exercise all powers and duties conferred upon him by ordinances relative to traffic, as well as all provisions of state law prescribing the duties of or vesting powers in the local traffic engineering authority.
(Code 1975, § 16-91)
(a) 
Generally.
It shall be the duty of the traffic engineer or as otherwise designated by the city manager to:
(1) 
Determine the installation and proper timing of traffic control devices;
(2) 
Conduct engineering analyses of traffic accidents and devise remedial measures;
(3) 
Conduct engineering investigations of traffic conditions;
(4) 
Cooperate with other city officials in the development of ways and means to improve traffic conditions; and
(5) 
Carry out additional powers and duties granted by law.
(b) 
Regulation of operation and parking of vehicles.
The traffic engineer or director, or as otherwise designated by the city manager, except as otherwise directed by this article and as otherwise directed from time to time by the city council, shall have the power and is hereby authorized to regulate the operation and parking of vehicles within the city, including private property used for public purposes, by the erection or placing of proper signs, markers, lights or other devices indicating prohibited or limited parking, restricted speed areas, one-way streets, through or arterial streets, stop streets, U-turns, school zones, hospital zones, loading and unloading zones, quiet zones and other signs or markers indicating the place and manner of operating or parking vehicles.
(c) 
Regulating movement of pedestrians.
The traffic engineer or director, or as otherwise designated by the city manager shall also have the power and is hereby authorized to regulate the movement of pedestrians upon the streets and sidewalks by the erection or placing of proper signs or markers indicating the flow of pedestrian traffic.
(d) 
Designation of bus stops and taxicab stands.
The traffic engineer or director, or his designee shall also have the power and is hereby authorized to designate bus stops and taxicab stands, and erect signs prohibiting the parking of vehicles, other than buses and taxicabs, in such stands.
(e) 
Designation of truck routes, regulation of parking of vehicles of various sizes and weights.
The traffic engineer or director, or his designee shall also have the power and is hereby authorized to designate truck routes and regulate the parking of vehicles of various sizes and weights.
(f) 
Signs, markers, lights or other traffic control devices.
The traffic engineer or director, or his designee shall further have the power and is hereby authorized to cause all necessary signs, markers, lights or other traffic control devices to be erected or placed on any street, or part thereof, when he deems such action necessary.
(g) 
Marking of traffic lanes.
The traffic engineer or director, or his designee is further empowered and authorized to mark off traffic lanes on streets, and parts thereof, indicating and directing the flow of traffic when, in his judgment, such action is necessary.
(Code 1975, § 16-92)