[Ord. of 12-4-1972]
The traffic engineer shall place and maintain official traffic-control devices when and as required under the traffic ordinances of this municipality to make effective the provisions of said ordinances, and may place and maintain such additional official traffic-control devices as he may deem necessary to regulate, warn, or guide traffic under the traffic ordinances of this municipality or the state vehicle code. The installation of traffic-control devices on state-aid and state highways shall be subject to Maine Department of Transportation approval.
[Ord. of 12-4-1972]
All traffic-control signs, signals and devices shall conform to the current edition of the Manual on Uniform Traffic Control Devices for Streets and Highways, published by the United States Department of Transportation Federal Highway Administration. All traffic-control devices so erected and not inconsistent with the provisions of state law or this chapter shall be official traffic-control devices.
[Ord. of 12-4-1972]
The driver of any vehicle shall obey the instructions of any official traffic-control device applicable thereto placed in accordance with the provisions of this chapter, unless otherwise directed by a police officer, subject to the exceptions granted the driver of an authorized emergency vehicle.
[Ord. of 12-4-1972]
(a) 
No provision of this chapter for which official traffic-control devices are required shall be enforced against an alleged violator if at the time and place of the alleged violation an official device is not in proper position and sufficiently legible to be seen by an ordinarily observant person.
(b) 
Whenever a particular section does not state that official traffic-control devices are required, such section shall be effective even though no devices are erected or in place.
[Ord. of 12-4-1972]
Whenever official traffic-control devices are placed in position approximately conforming to the requirements of this chapter, such devices shall be presumed to have been so placed by the official act or direction of lawful authority, unless the contrary shall be established by competent evidence.
[Ord. of 12-4-1972]
(a) 
The traffic engineer is hereby authorized:
(1) 
To designate and maintain, by appropriate devices, marks or lines upon the surface of the roadway, crosswalks at intersections where in his opinion there is particular danger to pedestrians crossing the roadway, and at such other places as he may deem necessary.
(2) 
To establish safety zones of such kind and character and at such places as he may deem necessary for the protection of pedestrians;
(3) 
On state-aid and state highways the authority of the traffic engineer is subject to approval by the Maine Department of Transportation.
[Ord. of 12-4-1972]
The traffic engineer is hereby authorized to mark traffic lanes upon the roadway of any street or highway where a regular alignment of traffic is necessary. On state-aid and state highways the authority of the traffic engineer is subject to approval by the Maine Department of Transportation.